What is Viagra Pill?
Viagra relaxes muscles found in the walls of blood vessels and increases blood flow to particular areas of the body.
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.
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How many Viagra tablets do I take?
Dosage and strength for erectile dysfunction
The usual dose is 50mg when you need it. Do not take it more than once a day. The dose can be increased to 100mg or decreased to 25mg depending on its effect. Take sildenafil up to 4 hours before you want to have sex.
How long does Viagra last?
Generally, Viagra lasts around four hours. So it’s important you don’t take Viagra too long before you want to have sex, for example don’t take Viagra in the morning if you expect to have sex at night. It’s likely if you leave it that long, the effects of Viagra will have worn off.
Can you go to sleep after taking Viagra?
Can you sleep with Viagra? The effects of Viagra last one to four hours, depending on factors such as your age, medical condition, and prescribed dose.
Studies have shown that if you sleep after taking Viagra, you may experience a significant increase in nighttime erections.