Physiologic pain after tooth extraction can be relieved with ibuprofen. Normal post-extraction pain is relatively less severe and can be tolerated by most patients. However, in the case of extraction of ambulatory blocked teeth, due to the large trauma of extraction, extraction time is longer, in about one hour after the extraction of teeth extraction trauma will appear obvious pain. Because some patients can not tolerate this pain, it can be appropriate to apply analgesic drugs, the application of analgesic drugs to the first step of the pain of the first order of antipyretic analgesic drugs, ibuprofen is one of the antipyretic analgesic drugs on behalf of. Ibuprofen is the representative of antipyretic and analgesic drugs. The common preparation of ibuprofen is ibuprofen extended-release capsules, which has a very good analgesic effect on mild to moderate pain.