Biocon Biologics Secures Widespread US Market Access for Yesintek, Covering Over 100 Million Lives
Biocon Biologics Ltd. has secured market access agreements for Yesintek™, its biosimilar to Stelara® (ustekinumab), covering over 100 million lives in the US. Major health plans and pharmacy benefit managers, including Express Scripts, Cigna, UnitedHealthcare, CVS Health, and Optum Rx, have added Yesintek to their formularies. The biosimilar has also been chosen as the exclusive ustekinumab option by several providers. Yesintek, approved for treating Crohn's disease, ulcerative colitis, plaque psoriasis, and psoriatic arthritis, received FDA approval in December 2024.

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Biocon Biologics Ltd. , a subsidiary of Biocon Limited, has announced a significant milestone in its US market penetration strategy. The company has secured multiple market access agreements for Yesintek™ (ustekinumab-kfce), its biosimilar to Stelara® (ustekinumab), covering over 100 million lives in the United States.
Broad Market Access
The company has achieved impressive coverage through agreements with several major health plans and pharmacy benefit managers:
- Express Scripts has added Yesintek to its National Preferred Formulary (NPF) effective March 21, 2025.
- Cigna included Yesintek in its commercial formulary beginning March 21, 2025.
- UnitedHealthcare will add Yesintek to various formularies, including commercial (May 1, 2025), managed Medicaid (March 1, 2025), and Medicare (June 1, 2025).
- CVS Health will include Yesintek from July 1, 2025.
- Optum Rx will add Yesintek to its Premium and Select formularies starting July 1, 2025.
Additionally, Yesintek has been selected for inclusion in formularies of several other healthcare providers, including Navitus, Costco Health Solutions, MedImpact, Priority Health, and the University of Pittsburgh Medical Center (UPMC).
Exclusive Agreements
Notably, Yesintek has been chosen as the exclusive ustekinumab option by Blue Cross Blue Shield of Michigan (BCBSM), Florida Healthcare Plan, and several closed-door health systems. This exclusivity highlights the confidence these providers have in Biocon Biologics' product.
Management Commentary
Shreehas Tambe, CEO & Managing Director of Biocon Biologics Ltd, commented on the achievement: "The strong adoption of Yesintek™ by payors in the U.S. reflects their confidence in our science, supply reliability, and commercial capability. The listing of Yesintek™ on multiple formularies is another validation that payors in the U.S. are committed to broaden access to affordable treatment options."
Josh Salsi, Head of North America at Biocon Biologics Inc., added: "More than 100 million Americans — representing 70%-80% of the commercial market — are now covered for Yesintek™ (ustekinumab-kfce) through commercial formularies. This marks a significant step forward in bringing high-quality, affordable biosimilars to patients managing chronic conditions."
About Yesintek
Yesintek is approved for the treatment of Crohn's disease, ulcerative colitis, plaque psoriasis, and psoriatic arthritis. It is available in various formulations, including:
- 45 mg/0.5 mL PFS
- 90 mg/mL PFS
- 45 mg/0.5 mL vial
- 130 mg/26 mL vial
The biosimilar received U.S. Food and Drug Administration (FDA) approval in December 2024.
Market Implications
This widespread market access for Yesintek represents a significant achievement for Biocon Biologics in the competitive US healthcare market. It demonstrates the company's ability to develop high-quality biosimilars and successfully navigate the complex US healthcare system to ensure broad patient access.
The inclusion of Yesintek in multiple formularies, especially as an exclusive option in some cases, positions Biocon Biologics favorably in the growing biosimilars market. This development could potentially lead to increased market share and revenue growth for the company in the coming years.
As the biosimilars market continues to expand, Biocon Biologics' success with Yesintek may set a precedent for its future product launches and market access strategies in the United States and globally.
Historical Stock Returns for Biocon
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