Male external time-delay drugs for lidocaine cream, lidocaine spray and other local anesthetic drugs, patients should follow the doctor’s instructions to use. The use of lidocaine cream, lidocaine spray and other local anesthesia drugs on the surface of the penis can reduce penile sensitivity, so as to achieve the purpose of sexual life delay, but it should be noted that if the user or partner is allergic to the local anesthesia drugs, you can not use the above drugs, the use of which may also be due to penile numbness affecting erection, or make the partner to experience vaginal numbness, which affects sexual life. If the patient has the purpose of delay, it is recommended to seek medical advice, under the guidance of the doctor to use the relevant drugs, do not blindly use their own medication, so as not to adversely affect their own or their sexual partners. If there is any discomfort, it is necessary to consult a doctor in time for examination and treatment.