4% Lidocaine Numbing Cream: Uses, Side Effects, and Drug Interactions

# 4% Lidocaine Numbing Cream Overview 4% lidocaine numbing cream is a medicine that makes your skin feel numb so you don't feel pain. It's used for minor skin problems like itching, pain from small cuts or scrapes, insect bites, and other minor skin irritations. The cream works by blocking the nerves in your skin from sending pain signals to your brain. You apply it directly to the area that hurts. This type of cream is helpful when you need quick pain relief for small problems on the surface of your skin. Before using this cream, make sure you don't use it on skin that is already damaged, broken, or infected, as it may cause problems. Don't use it if you're allergic to lidocaine or any other ingredients in the cream. While using it, avoid putting it in your eyes, mouth, or on large areas of your body all at once. If your pain doesn't get better in a few days, or if the area gets worse, infected, or swollen, stop using it and talk to a doctor. Always keep this cream away from children who might accidentally swallow it. Store it at room temperature in a dry place, and always follow the directions on the package for how much to use and how often.