After the plaster on the skin, it will be difficult to remove the plaster and the phenomenon of plaster colloid residue in the skin, you can try the following ways to remove: 1, wet towel wet compress: in the plaster after a period of time, the plaster colloid in the reduction of water, increased connectivity, you can use a wet towel wet compress to soften the colloid, so that the plaster is easy to remove; 2, grease softening: you can also uncover the plaster before the appropriate amount of olive oil, peanut oil, soybean oil or emollient oil to soften the plaster, wait until the grease and plaster dissolved, and then gently remove the effect is generally better; 3, alcohol gently wipe again with grease; 3, alcohol residue. Soybean oil or emollient oil to soften the plaster, wait until the grease and plaster dissolve, and then gently remove, the removal effect is generally better, if there is part of the residue, you can again use grease gently wipe can; 3, alcohol swelling: alcohol is an organic solvent, easy to penetrate into the sticky plaster, swelling plaster, so that the plaster becomes soft, easy to remove; 4, application tape: you can use tape slowly stick off the residue in the plaster on the skin.