Glenmark Pharma Set to Launch Eribulin Mesylate Injection in U.S. Market
Glenmark Pharmaceuticals Inc., USA, a subsidiary of Glenmark Pharmaceuticals Limited, is set to introduce Eribulin Mesylate Injection in the U.S. market. The product is bioequivalent to Eisai Inc.'s Halaven® Injection, which had annual sales of $66.30 million. Distribution will begin in September 2025, marking Glenmark's entry into complex generics and expanding its presence in the oncology segment.

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Glenmark Pharmaceuticals Inc., USA, a subsidiary of Glenmark Pharmaceuticals Limited, has announced its readiness to introduce Eribulin Mesylate Injection, 1 mg/2 mL (0.5 mg/mL) Single-Dose Vials in the United States market. This development marks a significant milestone for the company as it expands its presence in the oncology segment.
Key Highlights
- The product is bioequivalent and therapeutically equivalent to the reference listed drug, Halaven® Injection, 1 mg/2 mL (0.5 mg/mL), of Eisai, Inc.
- Glenmark will begin distribution of the product in September 2025.
- According to IQVIA® sales data for the 12-month period ending July 2025, the Halaven® Injection market achieved annual sales of approximately $66.30 million.
Strategic Importance
Marc Kikuchi, President & Business Head, North America, commented on the launch, stating, "As the first complex generic in our portfolio, this launch marks both our commitment to growing our portfolio of products within the institutional channel and reinforces our dedication to bring quality and affordable alternatives to market for patients in need."
Market Potential
The introduction of Eribulin Mesylate Injection represents a significant opportunity for Glenmark in the U.S. oncology market. With the reference product generating substantial annual sales, Glenmark's generic version is poised to capture a share of this market by offering a more affordable alternative.
Regulatory Approval
It's important to note that Glenmark's Eribulin Mesylate Injection is approved only for the indications listed in Glenmark's approved label. Healthcare providers and patients should refer to the approved labeling for specific usage information.
About Glenmark Pharmaceuticals
Glenmark Pharmaceuticals Ltd. is a research-led, global pharmaceutical company with a presence across Branded, Generics, and OTC segments. The company focuses on therapeutic areas of respiratory, dermatology, and oncology. With 11 world-class manufacturing facilities across 4 continents and operations in over 80 countries, Glenmark has established itself as a significant player in the global pharmaceutical industry.
This launch of Eribulin Mesylate Injection underscores Glenmark's ongoing efforts to expand its product portfolio and strengthen its position in the U.S. pharmaceutical market, particularly in the oncology segment.
Historical Stock Returns for Glenmark Pharmaceuticals
1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
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-0.67% | +2.79% | -4.05% | +49.21% | +18.05% | +317.69% |