Sildenafil citrate tablets are more effective in treating impotence, but generally can not be completely cured, a complete cure needs to go to the hospital in time for examination and treatment under the guidance of the doctor. Sildenafil citrate tablets are mainly drugs for treating erectile dysfunction in men, and after taking them, they can improve the erectile function to a certain extent and maintain the hardness of erection and so on. The drug belongs to the medication to relieve the symptoms of erectile dysfunction, and generally cannot achieve a complete cure for erectile dysfunction. If you want to completely cure impotence, you should go to the hospital to improve the relevant examination and follow the doctor’s instructions for treatment. Some people may experience nausea, headache and other symptoms after taking the drug. This drug is prohibited for women who are taking nitrate drugs, people who are allergic to this product, children, and people whose recent cardiovascular status is not suitable for sexual life. The drug should be taken correctly under the guidance of a doctor, avoid taking it without authorization.