The correct way to apply lidocaine gel for men is to apply it about half an hour before sex. When applying lidocaine gel in men, it should be applied about half an hour before sexual intercourse. The penis area should be cleaned first, and then an appropriate amount of lidocaine gel should be applied evenly to the glans and other parts of the body. You can choose to wear a condom when you have sex after application, or you can wash it before sex. Lidocaine gel mainly through local anesthesia glans surface nerves, reduce glans sensitivity, so as to achieve the effect of prolonged ejaculation. It is contraindicated for people with a history of allergy to lidocaine. It should be used with caution in patients with high blood pressure and trauma. When men need to apply lidocaine gel, it should be reasonably applied under the guidance of a professional doctor, avoiding blind use of medication, so as not to cause physical discomfort.