Currently there is no best topical medication to delay ejaculation, generally use local anesthetic drugs to delay ejaculation, commonly used drugs such as lidocaine gel, benzocaine gel, proparacaine gel and so on. Topical local anesthetic drugs can delay ejaculation, such as lidocaine gel, benzocaine gel, proparacaine gel, etc., can be used alone or in combination, can reduce the sensitivity of the penis, thus delaying the time of ejaculation. Topical local anesthetics may cause allergic reactions and hypersensitivity reactions; when used in excessive dosage, they may also cause central nervous system symptoms such as tinnitus, irritability and agitation; when the blood concentration is too high, they may also cause atrioventricular block and slowed atrial conduction velocity. It is contraindicated in allergic persons and used with caution in persons with high blood pressure. The drug should be used under the guidance of a doctor to avoid private abuse of drugs, so as not to affect the health of the organism.