Answer
Store unopened Phesgo vials in a refrigerator at 2–8 °C, do not freeze, and keep each vial in its outer carton to protect it from light.
Sources for this answer
- Phesgo 600 mg/600 mg, 1200 mg/600 mg solution for injectionRoche Products Limited · emc · SmPC §6.4 Special precautions for storage · Version 8Document updated
Sources checked