How Long Does STRENSIQ Last?

Generic: ASFOTASE ALFA

Storage Conditions

Refrigerate Do not freeze Protect from light

Manufacturer

Alexion Pharmaceuticals, Inc.

Storage Information

STRENSIQ vials must be stored in the original carton until the time of use under refrigerated conditions at 2°C to 8°C (36°F to 46°F) and protected from light. Once removed from refrigeration, STRENSIQ should be administered within 3 hours. Do not use beyond the expiration date stamped on the carton. DO NOT FREEZE OR SHAKE. Vials are for one time use only. Discard any unused product.

Important: This information is from federal drug label data and is for reference only. Always follow the specific expiration date printed on your medication packaging. Consult your pharmacist or healthcare provider with questions about medication storage or expiration.

Data source: View STRENSIQ on DailyMed (NIH) | Federal drug label data.

Last verified: 2026-03-28