News Release Detail
Mylan and Biocon to Present Phase 3 Trastuzumab Biosimilar Data at the American Society of Clinical Oncology (ASCO) Annual Meeting
"As one of the first companies in the industry to successfully complete a confirmatory efficacy and safety study comparing a proposed biosimilar to a branded cancer drug, this is a significant milestone for Mylan's biosimilar program," Mylan President
Worldwide, nearly 2 million women are diagnosed with breast cancer each year, making it the second most common cancer in the world. HER2-positive metastatic breast cancer is an aggressive form of breast cancer that tests positive for the human epidermal growth factor receptor 2 (HER2), which promotes cancer cell growth. Approximately 20% to 30% of primary breast cancers are HER2-positive.
Trastuzumab is indicated for the treatment of HER2-positive metastatic breast cancer patients. It is also indicated for adjuvant treatment of HER2 overexpressing breast cancer and metastatic gastric cancer. It is a targeted therapy that interferes with the HER2 protein and impedes cancer cell growth.
"The HERITAGE study successfully met the predefined endpoints of response equivalency. We are proud of this international collaboration which puts us one step closer to approval of this proposed biosimilar. The response rates at 24 weeks were 69.6% with MYL-1401O combined with taxane chemotherapy versus 64% with branded trastuzumab combined with the same chemotherapy agent. The ratio of overall response and difference in overall response fell within a narrow, pre-defined equivalence margin suggesting equal efficacy of both products. Safety was comparable between treatment groups. The rates of serious adverse events were 38% with MYL-1401O and 36% with branded trastuzumab, and there was no difference in cardiac safety," commented lead study author Dr.
Details of the sessions as on the ASCO website are as follows:
- "Abstract 583: A pharmacokinetics (PK) bioequivalence trial of proposed trastuzumab biosimilar Myl-1401O (A) vs EU-Herceptin® (B) and US-Herceptin® (C)"
June 5 ,8-11 a.m. CDT (Poster Session)- Poster #71
- Presenter:
Cornelius F. Waller , MD,University of Freiburg Medical Center - Location: Hall A
- Link to abstract on the ASCO website: http://meetinglibrary.asco.org/content/163653-176
- "Abstract LBA503: HERITAGE: A phase III safety and efficacy trial of the proposed trastuzumab biosimilar Myl-1401O versus Herceptin®"
June 6 ,2:15-2:27 p.m. CDT (Oral Abstract Session)- Presenter:
Hope S. Rugo , MD,University of California, San Francisco - Location: Hall D1
- Link to abstract on the ASCO website: http://meetinglibrary.asco.org/content/162159-176
The abstract for the HERITAGE study has also been selected for the Best of ASCO® program this summer which will include several meetings across the globe.
Full session details and abstracts for the 2016 Annual Meeting can be found on the ASCO website at am.asco.org.
About the HERITAGE Study
HERITAGE is a double-blind, randomized clinical trial designed to evaluate comparative efficacy and safety of the proposed trastuzumab biosimilar, MYL-1401O, versus branded trastuzumab. Eligible patients had centrally confirmed, measurable HER2-positive metastatic breast cancer without prior chemotherapy or trastuzumab for metastatic disease. Patients were randomized to receive either MYL-1401O or branded trastuzumab with docetaxel or paclitaxel for a minimum of eight cycles. Trastuzumab was continued until progression. The primary endpoint is overall response at week 24 by blinded central evaluation using RECIST 1.1. Secondary endpoints include progression free survival, overall survival, and safety. A sample size of 456 patients was calculated to demonstrate equivalence in overall response at week 24 for MYL-1401O
versus branded trastuzumab, defined as a 90% confidence interval for the ratio of best overall response within the equivalence margin (0.81, 1.24).
About Biosimilars
A biosimilar medicine is a biological medicine that is developed to be similar to an existing biological medicine and has demonstrated no clinically meaningful differences in safety, purity, and potency compared to that of the reference biologic. A biosimilar product and its reference biologic product are expected to have the same safety and efficacy profile and are generally used to treat the same conditions. Biosimilars may offer a less-costly alternative to existing biological medicinal products that have lost their exclusivity rights.
About the Mylan and Biocon Collaboration
Mylan and
About Mylan
Mylan is a global pharmaceutical company committed to setting new standards in healthcare. Working together around the world to provide 7 billion people access to high quality medicine, we innovate to satisfy unmet needs; make reliability and service excellence a habit; do what's right, not what's easy; and impact the future through passionate global leadership. We offer a growing portfolio of more than 1,400 generic and branded pharmaceuticals, including antiretroviral therapies on which approximately 50% of people being treated for HIV/AIDS in the developing world depend. We market our products in approximately 165 countries and territories. Our global R&D and manufacturing platform includes more than 50 facilities, and we are one of the world's largest producers of active pharmaceutical ingredients. Every member of our nearly 35,000-strong workforce is
dedicated to creating better health for a better world, one person at a time. Learn more at mylan.com.
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Forward-Looking Statement: Mylan
This press release includes statements that constitute "forward-looking statements," including with regard to Mylan being well-positioned though its collaboration with
Forward Looking Statement:
Certain statements in this release concerning our future growth prospects are forward-looking statements, which are subject to a number of risks, uncertainties and assumptions that could cause actual results to differ materially from those contemplated in such forward-looking statements. Important factors that could cause actual results to differ materially from our expectations include, amongst others general economic and business conditions in
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