Summary: Ontruzant is an FDA-approved biosimilar version of traztuzumab (reference product, Herceptin, Roche).
Originally known as SB3, Samsung/Bioepsis submitted a biologic license application for approval via the 351(k) biosimilar pathway in December 2017. The Food and Drug Administration (FDA) approved the biosimilar on January 21, 2019. The drug has not yet been launched in the US; Merck will market the product in the US once launched. The European Medicines Agency approved Ontruzant for use in the EU in November 2017 and is available in several European countries.
About the Manufacturer
Samsung Bioepis Co., Ltd. develops and produces biopharmaceutical and biosimilar products. Samsung Bioepis is a joint venture between Samsung BioLogics and Biogen that operates as a subsidiary of Samsung Biologics Co., Ltd. In Early 2013 Samsung Bioepsis and Merck entered into a business agreement to develop and commercialize biosimilars. Samsung Bioepis Co., Ltd. also entered into a strategic collaboration agreement with Takeda Pharmaceutical Company Limited in August 2017. The company was incorporated in 2012 and is based in Incheon, South Korea.
In addition to Ontruzant, Samsung Bioepsis also holds an FDA approval for Renflexis (an infliximab biosimilar), Hadlima (an adalimumab biosimilar), Eticovo (an etanercept biosimilar), and Lusduna (a 505b2 approval for a follow-on biologic version of insulin glargine). The company is also seeking approval of biosimilars for ranibizumab and eculizumab.
News, Commentary, and Intelligence
Competitor Products and Manufacturer Analysis
Ontruzant was the third trastuzumab biosimilar to be approved by the FDA. It, like many of its competitors, is not yet available on the US market. Mylan and Biocon had signed a licensing agreement with Roche, the manufacturer of Herceptin, which ended their patent fight, but which delayed launch. Teva and Celltrion have not yet disclosed whether a similar deal has been reached with Roche. Pfizer also signed a licensing agreement with Roche. Amgen’s Kanjinti is the only trastuzumab biosimilar presently available by prescription.
TRASTUZUMAB APPROVED BY THE FDA: FDA FILING DATES AND ACTIONS
TRASTUZUMAB BIOSIMILARS IN DEVELOPMENT
Amgen/Allergan Partners Announce Launches of Herceptin and Avastin Biosimilars
(July 19, 2019) The partnership of Amgen and Allergan made a huge splash in the biosimilar market by announcing the simultaneous US launches of the first two biosimilars of anticancer monoclonal antibodies. The agents Kanjinta® (trastuzumab-anns) and Mvasi® (bevacizumab-awwb) were officially made available July 18.
Samsung Bioepis Signals a Settlement With Genentech on Herceptin Biosimilar
(July 12, 2019) Samsung Bioepis and Genentech filed a motion in District Court to drop all pending patent litigation regarding Ontruzant®, an approved Herceptin® biosimilar.
Amgen/Allergan Announce FDA Approval of Their Trastuzumab Biosimilar
(June 14, 2019) On June 13, the Food and Drug Administration (FDA) approved the fifth trastuzumab biosimilar. This product, Kanjinti (trastuzumab-anns), will be produced through the partnership of Amgen and Allergan.
Pfizer Gains Approval for Trazimera, Its Trastuzumab Biosimilar
(March 11, 2019) The fourth biosimilar (Trazimera) was approved by the FDA. Dubbed trastuzumab-qyyp) it will compete for the Herceptin market at some point in the future.
Samsung Bioepis Scores FDA Approval of Ontruzant, the Third Biosimilar Trastuzuma
Second Trastuzumab Biosimilar Approved, Herzuma by Celltrion
(December 14, 2018) The US Food and Drug Administration gave its approval for a new trastuzumab biosimilar (Herzuma™). Manufactured by Celltrion and marketed in the US by Teva, this agent has been designated trastuzumab-pkrb.
Pfizer Signs Licensing Agreement with Roche on Trastuzumab Biosimilar
(December 10, 2018) Pfizer joined Mylan/Biocon in signing a confidential licensing agreement with Roche that cancels any patent litigation between the companies but delays launch.
Mylan Rethinking Its US Business Strategy?
(August 9, 2018) In reporting lower earnings on its second-quarter revenues, Mylan may have surprised industry observers by offering the possibility of some changes in strategic direction.
FDA Approval Eludes Amgen for Biosimilar Trastuzumab
(June 3, 2018) Amgen will have to wait a bit longer to market its biosimilar version of trastuzumab. On Friday, June 1, the Food and Drug Administration (FDA) rejected Amgen’s 351(k) application for its Herceptin® biosimilar.
Trastuzumab Dosing May Be Given in Half the Time: Will Costs/Revenues Be Cut as Well?
(May 18, 2018) A presentation at the annual American Society of Clinical Oncology (ASCO) meeting promised equal efficacy and much improved safety for patients with early-stage breast cancer receiving a 6-month instead of 12-month regimen of trastuzumab®.
Pfizer Receives FDA Rejection on Trastuzumab, Next up Is Amgen/Allergan
(April 24, 2018) When Pfizer announced that it received a complete response letter from the Food and Drug Administration (FDA), the wait for an available biosimilar to Herceptin®just got longer..
Teva and Celltrion Receive Rejections on Trastuzumab and Rituximab Biosimilars
(April 5, 2018) Celltrion and its partner Teva were dealt a significant blow today, as the Korean manufacturer announced that the latest two biosimilar candidates were rejected by the Food and Drug Administration.
Mylan/Biocon Receive First Approval for Trastuzumab Biosimilar, but First to Market?
(December 3, 2017) On December 1, the team of Mylan and Biocon received their first biosimilar approval in the US, for an agent to compete with Roche’s Herceptin®. The approval decision on this product was delayed 3 months owing to potential issues involving Biocon’s manufacturing facility. However, this marks the first biosimilar approved for trastuzumab, beating entries from Amgen/Allergan and Celltrion to the 351(k) finish line.
Mylan Clears the Way to Potential Trastuzumab Biosimilar Launch
(March 3, 2017) A settlement reached with Genentech and F. Hoffmann-La Roche Ltd. should allow Mylan to launch its biosimilar version of Herceptin® soon after the completion of its Food and Drug Administration (FDA) review in September.