Answer
The Mirvaso 3 mg/g (brimonidine tartrate) gel product information states that no special storage condition is required, but specifies storage below 30°C and no freezing.
Sources for this answer
- Mirvaso 3mg/g GelGalderma (U.K.) Limited · emc · SmPC §6.4 Special precautions for storage · Version 12Document updated
Sources checked