<prompt> Potassium iodide is useful in the treatment of ?SporotrichosisImpetigoViral wasDermatitis herpetiformis  <response>: Ans. is a i.e., Sporotrichosis o Previously oral saturated solution of KI was used for sporotrichosis but now oral itraconazole is the drug of choice for cutaneous and lymphocutaneous sporotrichosis. 