How and when to take sildenafil – NHS

Sildenafil under the name Viagra is used to treat erectile dysfunction (impotence) in men. Another brand of sildenafil is Revatio, which is used to treat Viagra is a brand-name prescription medication. It s approved by the Food and Drug Administration (FDA) to treat erectile dysfunction (ED) in adult males. With ED, you have trouble getting and keeping an erection that s firm enough to have sex. buy generic viagra 50mg online Take one tablet one hour before sex. Taking Viagra after eating or on an empty stomach works best. However, if you take Viagra after a high-fat meal (e.g. fried food) you might find it takes longer to feel an effect. Alcohol will also limit Viagra’s effectiveness. The standard dose is 50mg. Sildenafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, sildenafil works by increasing blood flow to the penis to Sildenafil under the name Viagra is used to treat erectile dysfunction (impotence) in men. Another brand of sildenafil is Revatio, which is used to treat pulmonary arterial hypertension and improve exercise capacity in men and women.

Adults 65 years of age and older25 mg as a single dose no more than once a day, 1 hour before sexual intercourse. Alternatively, the medicine may be taken 30 minutes to 4 can i take two viagra Viagra; Descriptions. Sildenafil is used to treat men who have erectile dysfunction (also called sexual impotence). Sildenafil belongs to a group of medicines called phosphodiesterase 5 (PDE5) inhibitors. These medicines prevent an enzyme called phosphodiesterase type-5 from working too quickly. The penis is one of the areas where this enzyme You ll likely start with a Viagra dose of 50 mg. You ll typically take Viagra about 1 hour before sex. You can take the drug 30 minutes to 4 hours before you anticipate sexual activity.