Viagra is the trade name and generic name of Sildenafil Citrate Tablets. This drug belongs to male medicine and does not have the effect of regulating the endometrium. Sildenafil citrate is a male drug, mainly used to treat erectile dysfunction in men, so this drug does not have the effect of regulating the lining of the uterus in women. At the same time, women are not allowed to take this drug. Sildenafil citrate tablets may cause tachycardia, dry mouth, vomiting, angina and other adverse reactions, if the patient is taking nitrate drugs can not take this drug at the same time. Sildenafil citrate tablets are prescription drugs, need to follow the doctor’s instructions to take, not blindly abuse the drug.