Intensity Therapeutics Reports Promising Early Efficacy Results Using INT230-6 as a Monotherapy or in Combination with Pembrolizumab in Metastatic Breast Cancer at the 2021 San Antonio Breast Cancer Symposium®

On December 10, 2021 Intensity Therapeutics, Inc. ("Intensity"), a clinical-stage biotechnology company focused on the discovery and development of proprietary, novel immune-based intratumoral cancer therapies designed to kill tumors and increase immune system recognition of cancers, reported safety, pharmacokinetic, biomarker and efficacy data using INT230-6, with and without pembrolizumab, in heavily pretreated refractory breast cancer patients as part of the Company’s phase 1/2 study, IT-01 (Press release, Intensity Therapeutics, DEC 10, 2021, View Source [SID1234596779]). The presentation was made at the San Antonio Breast Cancer Symposium (SABCS), being held virtually and in-person at the Henry B. Gonzales Convention Center in San Antonio, Texas.

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The seven heavily pre-treated breast cancer subjects were enrolled in the study after having progressed on a median of six (range 2 to 10) prior therapies. The INT230-6 monotherapy subjects (n=4) were more heavily pre-treated with a median of eight prior therapies vs. three prior therapies for pembrolizumab combination subjects (n=3). The disease control rate (DCR), defined as the percent of breast cancer subjects with a complete response, partial response, or stable disease at the first radiologic assessment, was 57%. Study authors reported a median overall survival (mOS) of 12 months (CI:7.2, NR), which compares favorably to results seen in phase 1 studies of subjects with highly refractory or triple negative breast cancer. Abscopal effects were seen in a non-injected visceral lesion in 1 of 4 INT230-6 monotherapy subjects. A number of patients came off study after completion of INT230-6 dosing without disease progression. One subject continued receiving INT230-6 injections despite a new lesion.

Peak plasma concentrations of the agent vinblastine were less than five percent (5%) of that predicted, based on historical IV kinetics, indicating that 95% of the drug remains in the tumor. Treatment related adverse events (TRAEs) were favorable with or without pembrolizumab. Only one subject experienced a grade 3 TRAE (monotherapy group) and there were no grade 4 or grade 5 TRAEs. Tissue analysis of matched paired (pre- and 28 days post-dose) biopsies in injected tumors from subjects receiving their first INT230-6 treatment cycle (two doses, n=3) had an average reduction in viable cancer cells of sixty-nine percent (69%). Immunohistochemistry results showed influx of CD4 and CD8 T-cells into the tumor microenvironment.

"Preliminary data suggests that INT230-6 demonstrates direct tumor killing in metastatic breast cancer subjects including those with triple negative breast cancer (TNBC) and may elicit an anti-cancer immune response within the injected tumor with or without pembrolizumab," stated poster presenter and study investigator, Philippe Bedard, M.D., Clinician Investigator, Princess Margaret Cancer Centre in Toronto Canada. "Additionally, INT230-6 treatment related adverse events are mostly low grade and the drug is well-tolerated either as a monotherapy or in combination with anti-PD-1 therapy, pembrolizumab. These results provide evidence to continue studying this novel therapeutic drug approach in breast cancer."

"The data presented at the San Antonio Breast Cancer Symposium using INT230-6 alone or in combination with pembrolizumab were generated from refractory breast cancer patients treated in the dose escalation portion of our phase 1 clinical study, IT-01, and these results are encouraging. We have also learned a great deal about our drug in breast cancer from our trial in metastatic patients and our phase 2 randomized INVINCIBLE study, which is testing INT230-6 in breast cancer patients in a presurgical setting," said Lewis H. Bender, President and Chief Executive Officer of Intensity Therapeutics. "We are excited about conducting additional clinical studies using INT230-6 in metastatic breast cancer as part of INT230-6’s Fast Track designation as well as in presurgical patients, as there remains an unmet medical need for safer more effective treatments in both settings."

Presentation Title: Safety and efficacy of INT230-6, a potential first-in-class intratumoral therapy, in monotherapy and in combination with pembrolizumab: Results from the IT-01 study [KEYNOTE-A10] in subjects with locally advanced, unresectable and metastatic breast cancer
Abstract: 541
Poster Number: P-5-16-13
First Author: Philippe Bedard, MD, FRCPC, Princess Margaret Cancer Centre, Toronto, ON, Canada.
Full Authors Block: Philippe Bedard1, Lillian L Siu1, Jacob Thomas2, Diana Hanna3, Anthony J Olszanski4, Nilofer Azad5, Giles Whalen6, Matthew Ingham7, Syed Mahmood8, Lewis H Bender8, Ian B Walters8 and Anthony El-Khoueiry2. 1Princess Margaret Cancer Centre, Toronto, ON, Canada2USC Norris Comprehensive Cancer Center, Los Angeles, CA;3USC Hoag Memorial Hospital Presbyterian, Newport Beach, CA;4Fox Chase Cancer Center, Philadelphia, PA;5Johns Hopkins Sidney Kimmel Comprehensive Cancer Center, Baltimore, MD;6UMass Memorial Medical Center – University Campus, Worcester, MA;7New York Presbyterian Hospital/Columbia University Medical Center, New York, NY;8Intensity Therapeutics, Inc., Westport, CT,
Session: Treatment: Therapeutic Strategies – New Drugs and Treatment Strategies
Date: Friday, December 10, 2021
Time: 7:00AM – 8:30AM Central Standard Time

The presentation will be accessible on the "Publications, Papers and Posters" section of Intensity’s website at: View Source on December 10, 2021.

About INT230-6

INT230-6, Intensity’s lead proprietary investigational product candidate, is designed for direct intratumoral injection. INT230-6 was discovered using Intensity’s proprietary DfuseRx℠ technology platform. The drug is composed of two proven, potent anti-cancer agents, cisplatin and vinblastine, and an amphiphilic penetration enhancer molecule that helps disperse the drugs throughout tumors for diffusion into cancer cells. In addition to local disease control, direct killing of the tumor by INT230-6 releases neoantigens specific to the patient’s malignancy, leading to engagement of the immune system and systemic anti-tumor effects. Importantly, these effects are mediated without the immunosuppression of concomitant systemic chemotherapy.

INT230-6 is currently being evaluated in several phase 2 cohorts (NCT03058289) in patients with various advanced solid tumors as part of Study IT-01. In 2019, the Company signed a clinical collaboration agreement with Merck Sharpe & Dohme (Merck) to evaluate the combination of INT230-6 and KEYTRUDA (pembrolizumab), Merck’s anti-PD-1 (programmed death receptor-1) therapy, in patients with advanced pancreatic, colon, squamous cell and bile duct malignancies. In 2020, the Company executed a clinical collaboration agreement with Bristol-Myers Squibb Company to evaluate the combination of INT230-6 with Bristol-Myers Squibb’s anti-CTLA-4 antibody, Yervoy (ipilimumab), in patients with advanced liver, breast and sarcoma cancers. In 2021, the Company executed agreements with the Ottawa Hospital Research Institute and the Ontario Institute of Cancer Research to study INT230-6 in a randomized controlled neoadjuvant phase 2 study in women with early stage breast cancer (the INVINCIBLE study) (NCT04781725).

KEYTRUDA is a registered trademark of Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA.

Johnson & Johnson to Host Investor Conference Call on Fourth-Quarter Results

On December 10, 2021 Johnson & Johnson (NYSE: JNJ) reported thatit will host a conference call for investors at 8:30 a.m. (Eastern Time) on Tuesday, January 25th to review fourth-quarter results. Joaquin Duato, incoming Chief Executive Officer, Joseph J. Wolk, Executive Vice President and Chief Financial Officer and Jessica Moore, Vice President, Investor Relations will host the call (Press release, Johnson & Johnson, DEC 10, 2021, View Source;johnson-to-host-investor-conference-call-on-fourth-quarter-results-301442424.html [SID1234596778]).

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Investors and other interested parties can access the webcast/conference call in the following ways:

The webcast and presentation material are accessible at Johnson & Johnson’s website www.investor.jnj.com. A replay of the webcast will be available approximately three hours after the conference call concludes.
By telephone: for both "listen-only" participants and those financial analysts who wish to take part in the question-and-answer portion of the call, the telephone dial-in number in the U.S. is 877-869-3847. For participants outside the U.S., the dial-in number is 201-689-8261.
A replay of the conference call will be available until approximately 12:00 a.m. on February 8th. The replay dial-in number for U.S. participants is 877-660-6853. For participants outside the U.S., the replay dial-in number is 201-612-7415. The replay conference ID number for all callers is 13725514.
The press release will be available at approximately 6:45 a.m. (Eastern Time) the morning of the conference call.
Please refer to www.investor.jnj.com for a complete list of currently planned earnings webcast/conference calls. Please note the first-quarter date of Tuesday, April 19th, 2022.

Data from MMRF Landmark CoMMpass Study Validated as Unparalleled in Cancer Research at 63rd American Society of Hematology (ASH) Annual Meeting

On December 10, 2021 The Multiple Myeloma Research Foundation (MMRF) reported that new insights related to novel targets, risk assessment, and precision medicine approaches generated through the use of the MMRF landmark CoMMpass Study will be presented at the 63rd American Society of Hematology (ASH) (Free ASH Whitepaper) Annual Meeting and Exposition (Press release, Multiple Myeloma Research Foundation, DEC 10, 2021, View Source [SID1234596777]). In total, ASH (Free ASH Whitepaper) will feature 33 presentations developed through the work of more than 200 researchers from 180 institutions all using the CoMMpass data.

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The MMRF initiated the CoMMpass Study more than ten years ago to address the need for a large, comprehensive, genomic and clinical data set that was publicly available to researchers to realize the potential of precision medicine. It has now become one of the largest longitudinal genomic datasets of any cancer and the source of more than 150 myeloma scientific publications and abstracts. The insights generated by CoMMpass have led to groundbreaking discoveries that have transformed the research community’s understanding of myeloma at a genomic level. The MMRF is now working with five institutions (Beth Israel Deaconess Medical Center, Emory University, Mt. Sinai School of Medicine, Mayo Clinic, and Washington University, St. Louis) on a companion project called Immune Atlas that will complement the genomic and clinical data in CoMMpass with high dimensional immune profiling of the same patients, creating standards and generating robust immune data to further advance precision medicine. The initial findings from this effort are among the 33 abstracts.

"CoMMpass has exceeded our expectations as a wellspring for insightful research and to generate new hypotheses that we can test in the laboratory and at the bedside," said Hearn Jay Cho, MD, PhD, Chief Medical Officer, the MMRF. "CoMMpass continues to shape our research agenda, particularly in precision medicine clinical trials such as MyDRUG and MyCheckpoint, and this will only expand with the addition of Immune Atlas. We are also looking beyond CoMMpass by building our next major data set with the MMRF CureCloud."

The MMRF CureCloud was launched in 2019 as a next generation data source capturing genomic sequencing data through blood samples of newly diagnosed myeloma patients and longitudinal clinical data shared by patients through their electronic medical records. The first abstracts derived from CureCloud are being presented at ASH (Free ASH Whitepaper) representing the next game-changing longitudinal study in myeloma research. Unique to CureCloud is that it was specifically designed to not only power research, but also as an immediate and ongoing resource to clinicians and patients. Each CureCloud patient receives their personal genomic data report, learns about possible clinical trials, and will have ongoing access to new and evolving insights related to their disease. The database is designed to continuously identify insights from patients that will help other patients gain deeper understanding of possible treatment paths as more patients join the program.

"Our mission is to deliver a cure for each and every myeloma patient. We know that getting there will require access to data to progress the development of precision medicines. This is our ultimate focus as we share data with our research collaborators and patients every day," said Michael Andreini, President and CEO, the MMRF. "The data and insights we share are generating a deeper understanding of the biology of myeloma and helping to identify new targets and markers for risk and disease progression. They are also driving the discovery and delivery of more precise treatments for all patients as we pursue a world without myeloma."

For complete data on MMRF abstracts being presented at the 63rd ASH (Free ASH Whitepaper) Annual Meeting please contact C.J. Volpe at [email protected]

About the MMRF CoMMpass StudySM
The MMRF CoMMpass Study is a longitudinal study of patients with newly diagnosed active multiple myeloma. The goal is to map the genomic profile of each patient to clinical outcomes to develop a more complete understanding of patient responses to treatments. A cornerstone of the MMRF’s Personalized Medicine Initiative, the study is collecting and analyzing tissue samples, clinical data and genetic information from 1,000 newly diagnosed multiple myeloma patients for at least eight years. The CoMMpass Study was made possible by a $40M investment by the MMRF.
The MMRF CoMMpass Study opened in July of 2011 and now includes 1,150 patients from 76 sites in the United States, Canada and European Union. Data from the MMRF CoMMpass Study is made available to researchers via the MMRF’s Researcher Gateway (View Source), an online, open-access portal designed to make key genomic and clinical data available for additional study. The MMRF CoMMpass Study is being supported through a public-private partnership of patient donors and industry partners, including Takeda Oncology, Amgen, Bristol-Myers Squibb, Janssen Pharmaceuticals, Inc. and Janssen Diagnostics. Additional collaborating research partners include the Translational Genomics Research Institute, Van Andel Research Institute and GNS Healthcare. Please visit www.themmrf.org/research-partners/the-commpass-study to learn more about the study.

BeiGene Presents Results from Phase 3 Trial of Tislelizumab in Nasopharyngeal Cancer at ESMO Immuno-Oncology Congress 2021

On December 10, 2021 BeiGene (NASDAQ: BGNE; HKEX: 06160), a global, science-driven biotechnology company focused on developing innovative and affordable medicines to improve treatment outcomes and access for patients worldwide, reported results from the RATIONALE 309 trial of tislelizumab versus placebo in combination with chemotherapy as a first-line treatment for patients with recurrent or metastatic nasopharyngeal cancer (RM-NPC) at the European Society for Medical Oncology Immuno-Oncology (ESMO I-O) Congress 2021, taking place on December 8-11, 2021 (Press release, BeiGene, DEC 10, 2021, View Source [SID1234596776]).

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"We are pleased that tislelizumab in combination with chemotherapy demonstrated a statistically significant progression-free survival benefit for patients with RM-NPC over chemotherapy," commented Yong (Ben) Ben, M.D., Chief Medical Officer, Immuno-Oncology at BeiGene. "A filing based on these results is currently under review in China, where NPC as an endemic disease remains a significant unmet medical need. We look forward to continued discussions with the health authority and are working to bring this important immunotherapy to patients in China as soon as we can."

In August 2021, the Center for Drug Evaluation (CDE) of the China National Medical Products Administration (NMPA) accepted a supplement Biologics License Application (sBLA) for tislelizumab in combination with chemotherapy as a first-line treatment for patients with RM-NPC based on results from the interim analysis of the RATIONALE 309 trial.

Results from RATIONALE 309: Tislelizumab vs. Placebo in Combination with Chemotherapy in First-Line RM-NPC

Proffered Paper: 121O

RATIONALE 309 is a multicenter, randomized, double-blind, placebo-controlled Phase 3 clinical trial (NCT03924986) designed to evaluate the efficacy and safety of tislelizumab combined with gemcitabine and cisplatin (Arm A) versus placebo combined with gemcitabine and cisplatin (Arm B) as a first-line treatment for patients with RM-NPC. The primary endpoint of the trial is progression-free survival (PFS) in the intent-to-treat (ITT) population as assessed by an independent review committee (IRC) per RECIST v1.1 criteria; secondary endpoints include IRC-assessed overall response rate (ORR), IRC-assessed duration of response (DoR), overall survival (OS), investigator-assessed PFS, time to second objective disease progression (PFS2), and safety. A total of 263 patients were enrolled in the trial, with 131 and 132 randomized to Arm A and Arm B, respectively, with balanced baseline characteristics between both arms.

"In the RATIONALE 309 trial, the addition of tislelizumab to chemotherapy significantly prolonged PFS for previously untreated patients with RM-NPC, an aggressive head and neck cancer prevalent in Asia, with consistent survival benefit across patient subgroups. Safety results in both arms remained similar to known risks and no new safety signals were identified. The promising results support the potential of tislelizumab in combination with chemotherapy as a new standard of care in China for the first-line treatment of RM-NPC," commented Yunpeng Yang, M.D., Professor at Sun Yat-sen University Cancer Center and principal investigator of the study.

As of March 26, 2021, with a median follow-up time of 10.0 months, RATIONALE 309 achieved the primary endpoint at the interim analysis, with the combination of tislelizumab and chemotherapy demonstrating a statistically significant improvement in PFS, compared to the combination of placebo and chemotherapy, per IRC assessment. Efficacy results included:

The median PFS was 9.2 months (95% CI: 7.6, 10.1) in Arm A, compared to 7.4 months (95% CI: 5.6, 7.5) in Arm B, with a stratified hazard ratio (HR) of 0.52 (95% CI: 0.38, 0.73) and stratified log-rank p < 0.0001, as assessed by IRC;
The PFS rate at six, nine, and 12 months was 66.1% (95% CI 56.9, 73.8), 51.0% (95% CI: 41.1, 60.1), and 35.7% (95% CI: 25.2, 46.4) in Arm A, compared to 53.0% (95% CI: 43.4, 61.8), 21.6% (95% CI: 13.5, 30.9), and 12.2% (95% CI: 5.6, 21.4) in Arm B, as assessed by IRC;
The median PFS was 9.8 months (95% CI: 7.8, 11.9) in Arm A, compared to 7.6 months (95% CI: 6.6, 7.8) in Arm B, with a stratified HR of 0.54 (95% CI: 0.38, 0.76), as assessed by investigators;
Consistent PFS benefit was observed in most subgroups, including disease status, baseline liver metastases, and gender;
The ORR and complete response (CR) rate were 69.5% and 16.0% in Arm A, compared to 55.3% and 6.8% in Arm B, as assessed by IRC; and
The median DoR was 8.5 months (95% CI: 6.5, NE), compared to 6.1 months (95% CI: 4.7, 6.2) as assessed by IRC.
The safety profile of tislelizumab and chemotherapy combination was manageable, consistent with known risks of each treatment agent. Safety results included:

All patients (100%) in Arm A experienced at least one treatment-emergent adverse event (TEAE) of any grade, with the most common (≥20.0%) being anemia, decreased white blood cell count, decreased neutrophil count, nausea, decreased platelet count, decreased appetite, vomiting, constipation, leukopenia, neutropenia, rash, hypothyroidism, increased alanine aminotransferase (ALT), hyponatremia, increased blood creatinine, increased aspartate aminotransferase (AST), malaise, and pyrexia;
In comparison, 131 patients (99.2%) in Arm B experienced at least one TEAE of any grade, with the most common (≥20.0%) being anemia, nausea, decreased white blood cell count, decreased platelet count, decreased neutrophil count, vomiting, decreased appetite, constipation, leukopenia, neutropenia, hyponatremia, malaise, hypokalemia, rash, increased AST, and hypoalbuminemia;
Grade ≥3 TEAEs were reported in 106 patients (80.9%) in Arm A, compared to 108 patients (81.8%) in Arm B;
Serious TEAEs were reported in 36 patients (27.5%) in Arm A, compared to 44 patients (33.3%) in Arm B;
TEAEs leading to permanent treatment discontinuation and death occurred in 2 patients (1.5%) and 5 patients (3.8%), respectively, in Arm A, compared to 3 patients (2.3%) and 2 patients (1.5%), respectively, in Arm B; and
In Arm A, 24 patients (18.3%) experienced at least one immune-mediated TEAE of any grade, including 3 patients (2.3%) reporting Grade ≥3 events.
About Nasopharyngeal Cancer

Nasopharyngeal cancer (NPC) is a malignant, squamous cell carcinoma which arises from the epithelial cells of the nasopharynx, most commonly originating in the pharyngeal recess (the fossa of Rosenmüller).1 There were an estimated 62,555 new cases of NPC in China in 2020, accounting for 46.8 percent of the worldwide incidence.2 Despite the heavy public health burden of NPC in southern China and other endemic areas, relatively little is known about the etiology and prevention of NPC.3 The major risk factors for NPC are genetic predisposition, Epstein-Barr virus (EBV) infection, and consumption of salt-preserved food.4 The median overall survival rate is about 20 months in advanced NPC;5 however, progressively worsening prognoses falling to a three-year survival of 7-40% were reported in patients with recurrent or metastatic NPC, indicating a high medical unmet need for more effective treatment.6,7,8

About Tislelizumab

Tislelizumab (BGB-A317) is a humanized IgG4 anti-PD-1 monoclonal antibody specifically designed to minimize binding to FcγR on macrophages. In pre-clinical studies, binding to FcγR on macrophages has been shown to compromise the anti-tumor activity of PD-1 antibodies through activation of antibody-dependent macrophage-mediated killing of T effector cells. Tislelizumab is the first drug from BeiGene’s immuno-oncology biologics program and is being developed internationally as a monotherapy and in combination with other therapies for the treatment of a broad array of both solid tumor and hematologic cancers.

The China National Medical Products Administration (NMPA) has approved tislelizumab in five indications, including full approval for first-line treatment of patients with advanced squamous non-small cell lung cancer (NSCLC) in combination with chemotherapy and for first-line treatment of patients with advanced non-squamous NSCLC in combination with chemotherapy. NMPA also granted conditional approval for the treatment of patients with classical Hodgkin’s lymphoma (cHL) who received at least two prior therapies, for the treatment of patients with locally advanced or metastatic urothelial carcinoma (UC) with PD-L1 high expression whose disease progressed during or following platinum-containing chemotherapy or within 12 months of neoadjuvant or adjuvant treatment with platinum-containing chemotherapy, and for the treatment of patients with hepatocellular carcinoma (HCC) who have received at least one systemic therapy. Full approval for these indications is contingent upon results from ongoing randomized, controlled confirmatory clinical trials.

In addition, four supplemental Biologics License Applications for tislelizumab are under review by the Center for Drug Evaluation (CDE) of the NMPA, including as second- or third-line treatment of patients with locally advanced or metastatic NSCLC who progressed on prior platinum-based chemotherapy, for patients with previously treated, locally advanced unresectable or metastatic microsatellite instability-high (MSI-H) or mismatch repair-deficient (dMMR) solid tumors, for the treatment of patients with locally advanced or metastatic esophageal squamous cell carcinoma (ESCC) who have disease progression following or are intolerant to first-line standard chemotherapy, and for first-line treatment of patients with recurrent or metastatic nasopharyngeal cancer (NPC).

In the U.S., a Biologics License Application for tislelizumab as a treatment for patients with unresectable recurrent locally advanced or metastatic ESCC after prior systemic therapy is currently under review by the U.S. Food and Drug Administration with a PDUFA target action date of July 12, 2022.

BeiGene has initiated or completed 17 potentially registration-enabling clinical trials in China and globally, including 13 Phase 3 trials and four pivotal Phase 2 trials.

In January 2021, BeiGene and Novartis entered into a collaboration and license agreement granting Novartis rights to develop, manufacture, and commercialize tislelizumab in North America, Europe, and Japan.

Tislelizumab is not approved for use outside of China.

About the Tislelizumab Clinical Program

Clinical trials of tislelizumab include:

Phase 3 trial comparing tislelizumab with docetaxel in the second- or third-line setting in patients with NSCLC (NCT03358875);
Phase 3 trial comparing tislelizumab to salvage chemotherapy in patients with relapsed or refractory classical Hodgkin Lymphoma (cHL; NCT04486391);
Phase 3 trial in patients with locally advanced or metastatic urothelial carcinoma (NCT03967977);
Phase 3 trial of tislelizumab in combination with chemotherapy versus chemotherapy as first-line treatment for patients with advanced squamous NSCLC (NCT03594747);
Phase 3 trial of tislelizumab in combination with chemotherapy versus chemotherapy as first-line treatment for patients with advanced non-squamous NSCLC (NCT03663205);
Phase 3 trial of tislelizumab in combination with platinum-based doublet chemotherapy as neoadjuvant treatment for patients with NSCLC (NCT04379635);
Phase 3 trial of tislelizumab combined with platinum and etoposide versus placebo combined with platinum and etoposide in patients with extensive-stage small cell lung cancer (NCT04005716);
Phase 3 trial comparing tislelizumab with sorafenib as first-line treatment for patients with hepatocellular carcinoma (HCC; NCT03412773);
Phase 2 trial in patients with previously treated unresectable HCC (NCT03419897);
Phase 2 trial in patients with locally advanced or metastatic urothelial bladder cancer (NCT04004221);
Phase 3 trial comparing tislelizumab with chemotherapy as second-line treatment for patients with advanced esophageal squamous cell carcinoma (ESCC; NCT03430843);
Phase 3 trial of tislelizumab in combination with chemotherapy as first-line treatment for patients with ESCC (NCT03783442);
Phase 3 trial of tislelizumab versus placebo in combination with chemoradiotherapy in patients with localized ESCC (NCT03957590);
Phase 3 trial of tislelizumab combined with chemotherapy versus placebo combined with chemotherapy as first-line treatment for patients with gastric cancer (NCT03777657);
Phase 2 trial of tislelizumab in patients with relapsed or refractory cHL (NCT03209973);
Phase 2 trial in patients with MSI-H/dMMR solid tumors (NCT03736889); and
Phase 3 trial of tislelizumab combined with chemotherapy versus placebo combined with chemotherapy as first-line treatment in patients with nasopharyngeal cancer (NCT03924986).
BeiGene Oncology

BeiGene is committed to advancing best and first-in-class clinical candidates internally or with like-minded partners to develop impactful and affordable medicines to patients across the globe. We have a growing R&D team of approximately 2,750 colleagues dedicated to advancing more than 70 ongoing clinical trials involving more than 14,000 patients and healthy volunteers. Our expansive portfolio is directed by a predominantly internalized clinical development team supporting trials in more than 45 countries and regions. Hematology-oncology and solid tumor targeted therapies and immuno-oncology are key focus areas for the Company, with both mono- and combination therapies prioritized in our research and development. The Company currently markets three medicines discovered and developed in our labs: BTK inhibitor BRUKINSA in the United States, China, Canada, and additional international markets; and non-FC-gamma receptor binding anti-PD-1 antibody tislelizumab and PARP inhibitor pamiparib in China.

BeiGene also partners with innovative companies who share our goal of developing therapies to address global health needs. We commercialize a range of oncology medicines in China licensed from Amgen, Bristol Myers Squibb, and EUSA Pharma. We also plan to address greater areas of unmet need globally through our collaborations including with Amgen, Bio-Thera, Mirati Therapeutics, Seagen, and Zymeworks. BeiGene has also entered into a collaboration with Novartis granting Novartis rights to develop, manufacture, and commercialize tislelizumab in North America, Europe, and Japan.

Trodelvy® Demonstrates Clinical Benefit for Black Patients Consistent with Full Metastatic Triple-Negative Breast Cancer Population in ASCENT Study

On December 10, 2021 Gilead Sciences, Inc. (Nasdaq: GILD) reported new data from the Phase 3 ASCENT study evaluating Trodelvy (sacituzumab govitecan-hziy) in relapsed or refractory metastatic triple-negative breast cancer (TNBC) who received two or more prior systemic therapies, at least one of them for metastatic disease (Press release, Gilead Sciences, DEC 10, 2021, View Source [SID1234596773]). In this subgroup analysis of Black patients, Trodelvy improved progression-free survival (PFS), with a 56% reduction in the risk of disease worsening or death (HR: 0.44; 95% CI: 0.24-0.80; P=0.008) and a median PFS of 5.4 months (n=28) versus 2.2 months with chemotherapy (n=34). Trodelvy also extended median overall survival to 13.8 months versus 8.5 months with physician’s choice of chemotherapy (HR: 0.64; 95% CI: 0.34-1.19; P=0.159). The results were presented at the 2021 San Antonio Breast Cancer Symposium (SABCS) (Poster #P5-16-07).

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"Black women are almost three times more likely to be diagnosed with TNBC and may experience worse clinical outcomes compared with white women," said Lisa Carey, MD, Medical Director of the UNC Breast Center, the Physician-in-Chief of the North Carolina Cancer Hospital and Associate Director of Clinical Research at UNC Lineberger Comprehensive Cancer Center. "This inequality is driven by comorbidities, differences in TNBC biology and other health disparities, which is why understanding how sacituzumab govitecan can work in these patients is so critical. This analysis of the Phase 3 ASCENT study confirms that sacituzumab govitecan delivered the same clinical benefit for Black women as the overall population in second-line locally advanced or metastatic TNBC."

TNBC is the most aggressive type of breast cancer and accounts for approximately 15% of all breast cancers. It is more frequently diagnosed in younger and premenopausal women and is more prevalent in Black and Hispanic women. Black women have three times the risk of TNBC as white women, and a 42% higher mortality rate from breast cancer overall. The five-year survival rate for this sub-type of breast cancer is 12%, compared with 28% for other breast cancer types, and these poor outcomes are often coupled with a significant decrease in quality of life, especially in relapsed/refractory disease.

Additionally, Trodelvy demonstrated a higher overall response rate (32% versus 6%) and clinical benefit rate (43% versus 15%) compared with physician’s choice of chemotherapy in this subgroup. Efficacy and safety results from this subgroup were consistent with those observed in the overall ASCENT study population.

The most frequent Grade ≥3 treatment-related adverse reactions for Trodelvy compared to chemotherapy were neutropenia (48% versus 42%), anemia (12% versus 6%), leukopenia (8% versus 16%), and febrile neutropenia (8% versus 3%). In this subgroup, no patients in the Trodelvy arm and one patient in the chemotherapy arm discontinued treatment due to adverse reactions. There were no treatment-related deaths with Trodelvy in this subgroup. The Trodelvy U.S. Prescribing Information has a BOXED WARNING for severe or life-threatening neutropenia and severe diarrhea; see below for Important Safety Information.

"Black women with TNBC have historically faced a poorer prognosis compared to white women," said Bill Grossman, MD, PhD, Senior Vice President, Oncology Clinical Research, Gilead Sciences. "Gilead is committed to the continued advancement of transformational science for those impacted by cancer, and we are pleased this analysis affirms consistent clinical outcomes with Trodelvy for Black women in second-line metastatic TNBC."

About the ASCENT Study

The ASCENT study is a global, open-label, randomized Phase 3 study that enrolled more than 500 patients across 230 study locations. The study evaluated the efficacy and safety of Trodelvy compared with a single-agent chemotherapy of the physician’s choice in patients with unresectable, locally advanced or metastatic TNBC who had received at least two prior systemic treatments. Patients were randomized to receive either Trodelvy or a chemotherapy chosen by the patients’ treating physicians. The primary endpoint was progression-free survival (PFS, as determined by blinded independent central review) in patients without brain metastases. Secondary endpoints included: PFS for full study population or intention-to-treat (ITT) population, overall survival in both the ITT population and in the subgroup without brain metastasis, independently determined objective response rate, duration of response, time to onset of response according to Response Evaluation Criteria in Solid Tumors (RECIST 1.1), quality of life and safety. More information about ASCENT is available at View Source

About Trodelvy

Trodelvy is a first-in-class antibody and topoisomerase inhibitor conjugate directed to the Trop-2 receptor, a protein overexpressed in multiple types of epithelial tumors, including metastatic TNBC and metastatic urothelial cancer (UC), where high expression is associated with poor survival and relapse. Trodelvy is approved for adults with metastatic TNBC in the United States, the European Union, Australia, Canada, Great Britain and Switzerland. Trodelvy is also under multiple regulatory reviews worldwide, including in Singapore and China through our partner Everest Medicines. Trodelvy continues to be developed for potential use in other TNBC and metastatic UC populations and is also being developed as an investigational treatment for hormone receptor-positive/human epidermal growth factor receptor 2-negative (HR+/HER2-) metastatic breast cancer and metastatic non-small cell lung cancer. Additional evaluation across multiple solid tumors is also underway.

In the United States, Trodelvy is indicated for the treatment of:

Adult patients with unresectable locally advanced or metastatic TNBC who have received two or more prior systemic therapies, at least one of them for metastatic disease.
Adult patients with locally advanced or metastatic UC who have previously received a platinum-containing chemotherapy and either programmed death receptor-1 (PD-1) or programmed death-ligand 1 (PD-L1) inhibitor.
U.S. Important Safety Information for Trodelvy

BOXED WARNING: NEUTROPENIA AND DIARRHEA

Severe or life-threatening neutropenia may occur. Withhold Trodelvy for absolute neutrophil count below 1500/mm3 or neutropenic fever. Monitor blood cell counts periodically during treatment. Consider G-CSF for secondary prophylaxis. Initiate anti-infective treatment in patients with febrile neutropenia without delay.
Severe diarrhea may occur. Monitor patients with diarrhea and give fluid and electrolytes as needed. Administer atropine, if not contraindicated, for early diarrhea of any severity. At the onset of late diarrhea, evaluate for infectious causes and, if negative, promptly initiate loperamide. If severe diarrhea occurs, withhold Trodelvy until resolved to ≤Grade 1 and reduce subsequent doses.
CONTRAINDICATIONS

Severe hypersensitivity reaction to Trodelvy.
WARNINGS AND PRECAUTIONS

Neutropenia: Severe, life-threatening, or fatal neutropenia can occur and may require dose modification. Neutropenia occurred in 61% of patients treated with Trodelvy. Grade 3-4 neutropenia occurred in 47% of patients. Febrile neutropenia occurred in 7%. Withhold Trodelvy for absolute neutrophil count below 1500/mm3 on Day 1 of any cycle or neutrophil count below 1000/mm3 on Day 8 of any cycle. Withhold Trodelvy for neutropenic fever.

Diarrhea: Diarrhea occurred in 65% of all patients treated with Trodelvy. Grade 3-4 diarrhea occurred in 12% of patients. One patient had intestinal perforation following diarrhea. Neutropenic colitis occurred in 0.5% of patients. Withhold Trodelvy for Grade 3-4 diarrhea and resume when resolved to ≤Grade 1. At onset, evaluate for infectious causes and if negative, promptly initiate loperamide, 4 mg initially followed by 2 mg with every episode of diarrhea for a maximum of 16 mg daily. Discontinue loperamide 12 hours after diarrhea resolves. Additional supportive measures (e.g., fluid and electrolyte substitution) may also be employed as clinically indicated. Patients who exhibit an excessive cholinergic response to treatment can receive appropriate premedication (e.g., atropine) for subsequent treatments.

Hypersensitivity and Infusion-Related Reactions: Serious hypersensitivity reactions including life-threatening anaphylactic reactions have occurred with Trodelvy. Severe signs and symptoms included cardiac arrest, hypotension, wheezing, angioedema, swelling, pneumonitis, and skin reactions. Hypersensitivity reactions within 24 hours of dosing occurred in 37% of patients. Grade 3-4 hypersensitivity occurred in 2% of patients. The incidence of hypersensitivity reactions leading to permanent discontinuation of Trodelvy was 0.3%. The incidence of anaphylactic reactions was 0.3%. Pre-infusion medication is recommended. Observe patients closely for hypersensitivity and infusion-related reactions during each infusion and for at least 30 minutes after completion of each infusion. Medication to treat such reactions, as well as emergency equipment, should be available for immediate use. Permanently discontinue Trodelvy for Grade 4 infusion-related reactions.

Nausea and Vomiting: Nausea occurred in 66% of all patients treated with Trodelvy and Grade 3 nausea occurred in 4% of these patients. Vomiting occurred in 39% of patients and Grade 3-4 vomiting occurred in 3% of these patients. Premedicate with a two or three drug combination regimen (e.g., dexamethasone with either a 5-HT3 receptor antagonist or an NK1 receptor antagonist as well as other drugs as indicated) for prevention of chemotherapy-induced nausea and vomiting (CINV). Withhold Trodelvy doses for Grade 3 nausea or Grade 3-4 vomiting and resume with additional supportive measures when resolved to Grade ≤1. Additional antiemetics and other supportive measures may also be employed as clinically indicated. All patients should be given take-home medications with clear instructions for prevention and treatment of nausea and vomiting.

Increased Risk of Adverse Reactions in Patients with Reduced UGT1A1 Activity: Patients homozygous for the uridine diphosphate-glucuronosyl transferase 1A1 (UGT1A1)*28 allele are at increased risk for neutropenia, febrile neutropenia, and anemia and may be at increased risk for other adverse reactions with Trodelvy. The incidence of Grade 3-4 neutropenia was 67% in patients homozygous for the UGT1A1*28, 46% in patients heterozygous for the UGT1A1*28 allele and 46% in patients homozygous for the wild-type allele. The incidence of Grade 3-4 anemia was 25% in patients homozygous for the UGT1A1*28 allele, 10% in patients heterozygous for the UGT1A1*28 allele, and 11% in patients homozygous for the wild-type allele. Closely monitor patients with known reduced UGT1A1 activity for adverse reactions. Withhold or permanently discontinue Trodelvy based on clinical assessment of the onset, duration and severity of the observed adverse reactions in patients with evidence of acute early-onset or unusually severe adverse reactions, which may indicate reduced UGT1A1 function.

Embryo-Fetal Toxicity: Based on its mechanism of action, Trodelvy can cause teratogenicity and/or embryo-fetal lethality when administered to a pregnant woman. Trodelvy contains a genotoxic component, SN-38, and targets rapidly dividing cells. Advise pregnant women and females of reproductive potential of the potential risk to a fetus. Advise females of reproductive potential to use effective contraception during treatment with Trodelvy and for 6 months after the last dose. Advise male patients with female partners of reproductive potential to use effective contraception during treatment with Trodelvy and for 3 months after the last dose.

ADVERSE REACTIONS

In the ASCENT study (IMMU-132-05), the most common adverse reactions (incidence ≥25%) were fatigue, neutropenia, diarrhea, nausea, alopecia, anemia, constipation, vomiting, abdominal pain, and decreased appetite. The most frequent serious adverse reactions (SAR) (>1%) were neutropenia (7%), diarrhea (4%), and pneumonia (3%). SAR were reported in 27% of patients, and 5% discontinued therapy due to adverse reactions. The most common Grade 3-4 lab abnormalities (incidence ≥25%) in the ASCENT study were reduced neutrophils, leukocytes, and lymphocytes.

In the TROPHY study (IMMU-132-06), the most common adverse reactions (incidence ≥25%) were diarrhea, fatigue, neutropenia, nausea, any infection, alopecia, anemia, decreased appetite, constipation, vomiting, abdominal pain, and rash. The most frequent serious adverse reactions (SAR) (≥5%) were infection (18%), neutropenia (12%, including febrile neutropenia in 10%), acute kidney injury (6%), urinary tract infection (6%), and sepsis or bacteremia (5%). SAR were reported in 44% of patients, and 10% discontinued due to adverse reactions. The most common Grade 3-4 lab abnormalities (incidence ≥25%) in the TROPHY study were reduced neutrophils, leukocytes, and lymphocytes.

DRUG INTERACTIONS

UGT1A1 Inhibitors: Concomitant administration of Trodelvy with inhibitors of UGT1A1 may increase the incidence of adverse reactions due to potential increase in systemic exposure to SN-38. Avoid administering UGT1A1 inhibitors with Trodelvy.

UGT1A1 Inducers: Exposure to SN-38 may be substantially reduced in patients concomitantly receiving UGT1A1 enzyme inducers. Avoid administering UGT1A1 inducers with Trodelvy.