Biocon secures U.S. FDA approval for Yesintek autoinjector
Biocon's U.S. subsidiary received supplemental FDA approval for Yesintek (ustekinumab-kfce) single-dose prefilled autoinjectors in 45 mg/0.5 ml and 90 mg/ml strengths on August 18, 2026. The drug, originally approved on November 29, 2024, is indicated for plaque psoriasis, psoriatic arthritis, Crohn's disease, and ulcerative colitis in adult and pediatric patients aged 6 years and older. The approval expands delivery options and strengthens Biocon's immunology portfolio in the U.S. market.

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Biocon Limited announced on August 18, 2026, that its U.S. subsidiary received supplemental approval from the Food and Drug Administration (FDA) for Yesintek (ustekinumab-kfce) single-dose prefilled autoinjectors. The regulatory nod covers two dosage strengths: 45 mg/0.5 ml and 90 mg/ml. This development expands the delivery formats available for the drug, which was originally approved by the U.S. FDA on November 29, 2024.
The autoinjector format is designed to support tailored treatment approaches across various care settings and patient needs. By offering a self-administered option, the company aims to improve accessibility for patients managing chronic autoimmune conditions.
Approved dosage strengths
The supplemental approval covers the following delivery configurations:
| Parameter: | Details |
|---|---|
| Product name: | Yesintek (ustekinumab-kfce) |
| Format: | Single-dose prefilled autoinjector |
| Strength 1: | 45 mg/0.5 ml |
| Strength 2: | 90 mg/ml |
| Original approval date: | November 29, 2024 |
Therapeutic indications
Yesintek is indicated for the treatment of several autoimmune conditions affecting adult and pediatric patients aged 6 years and older. The approved indications include:
- Moderate to severe plaque psoriasis
- Active psoriatic arthritis
- Moderate to severely active Crohn's disease in adults
- Ulcerative colitis in adults
Portfolio impact
This supplemental approval strengthens Biocon's immunology product portfolio in the United States. The move reaffirms the company's strategy to improve access to affordable medicines globally by diversifying delivery mechanisms for existing therapies.
Historical Stock Returns for Biocon
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +0.87% | -2.46% | -4.94% | +9.56% | +14.08% | +13.37% |
How is the introduction of the autoinjector format expected to impact Yesintek's market share against originator ustekinumab products in the U.S.?
What are the projected timelines for Biocon to launch these new dosage strengths in other key international markets?
Will the self-administered autoinjector format significantly reduce healthcare administration costs for insurers and providers compared to clinical injections?


































