For external use only. Keep away from eyes. If irritation develops, use of the product should be discontinued and appropriate therapy instituted. Patients should be carefully observed for possible local irritation or sensitization during long-term therapy. Hypersensitivity reactions may occur when a sulfonamide is readministered irrespective of the route of administration, and cross-sensitivity between different sulfonamides may occur.
Sodium sulfacetamide can cause reddening and scaling of the skin.
Particular caution should be employed if areas of involved skin to be treated are denuded or abraded. Keep out of reach of children. Lotion should be given to a pregnant woman only if clearly needed. Kernicterus may occur in the newborn as a result of treatment of a pregnant woman at term with orally administered sulfonamide. Systemically administered sulfonamides are capable of producing kernicterus in the infants of lactating women.