Store Amphotret (Amphotericin B for Injection U.S.P.) at a temperature not exceeding 8°C preferably in a refrigerator. Protect Amphotret (Amphotericin B for Injection U.S.P.) vials from direct sunlight. Solution should be protected from light during administration. The reconstituted solution is stable up to 7 days when stored at 2°C-8°C.