Potassium permanganate is a strong oxidizing agent used as an antiseptic and astringent. The antiseptic is used in wet dressings to aid the healing of superficial ulcerated wounds orbital ulcers and lesions caused by athlete's foot pemphigus and impetigo. Potassium permanganate is also What are the uses of potassium permanganate? The antiseptic is used for abscesses (boils) wet dressings to aid the healing of superficial ulcerated wounds tropical ulcers and lesions caused by athlete's foot pemphigus impetigo and eczema. The solution is also used to eliminate foul odor and fungal skin infections such as athlete's foot and poison ivy. What are the contraindications for using potassium permanganate? Hypersensitivity to this medicine or any of the ingredients in this medicine. What are the side effects of potassium permanganate? Skin irritation characterized by redness itching or dryness. Brown skin pigmentation may also occur.