Usually diluted potassium permanganate on the hands will color the hands, and if a high concentration of potassium permanganate on the hands will burn the hands. Generally it can be eliminated by 3% hydrogen peroxide solution, vitamin C powder, etc. If burned, iodophor, amoxicillin and other medicines should be applied to treat accordingly. 1.3% hydrogen peroxide solution: potassium permanganate and hydrogen peroxide will have a chemical reaction, through the use of 3% hydrogen peroxide solution to wash hands can be eliminated to a certain extent hand coloring. 2. Vitamin C powder: Since potassium permanganate is a strong oxidizing agent with active and unstable chemical properties, it will decompose when it encounters acid, patients can use vitamin C powder together with a little water to wash their hands. Generally, if it is only coloring, it can also be reduced to some extent. 3. Application of drugs: when the hands are burned by a high concentration of potassium permanganate, often accompanied by burning sensation, swelling and other symptoms, and in severe cases, there will be the phenomenon of skin erosion, you can generally use iodine vodka to disinfect and sterilize the burned parts, if there is an infection, you can apply anti-inflammatory drugs under the guidance of a doctor for treatment, such as amoxicillin, cephalexin, and so on. If the patient is in discomfort, please seek medical attention immediately.