Answer
Store unopened vials of the Pfizer Limited topotecan hydrochloride 4 mg/4 ml concentrate for solution for infusion product 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
- Topotecan Hospira 4 mg/4 ml concentrate for solution for infusionPfizer Limited · emc · SmPC §6.4 Special precautions for storage · Version 18Document updated
Sources checked