Use this gel once a day, right before going to sleep, or as instructed by your medical professional. First, clean your teeth properly with toothpaste before rinsing as usual. Then, using a brush or oral plate, put a fine strip of this medicine on the teeth. Allow at least one minute for the gel to take effect. After using the drug, spit that out. Avoid swallowing. Children should immediately rinse their mouths with water. To achieve the best results, do not rinse, eat, or drink for at least 30 mins after using the product.