Sodium thiosulfate is an antifungal agent. Sodium thiosulfate decreases the growth of fungus
on the skin.
Salicylic acid is used with sodium thiosulfate to increase the absorption of sodium thiosulfate
into the skin.
Sodium thiosulfate and salicylic acid topical is used in the treatment of tinea versicolor, a
fungal infection of the skin that usually appears as white patches on the skin.
Salicylic acid and sodium thiosulfate topical may also be used for purposes other than those
listed in this medication guide.