Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Viagra lasts for about four hours, but it can last longer in some ...

Viagra is a helpful medication for men dealing with erection issues. If you’re considering Viagra, you might be wondering how long it takes to work and what you can expect. Viagra works by increasing ...

Like other prescription medicines, Viagra and its generic form, sildenafil, work best when you take them under the right conditions. From your mental state to your eating habits, a range of factors ...

Viagra can help reduce blood pressure in the lungs within its role as a vasodilator — essentially, it can do for your lungs what it does for your privates. Sildenafil lowers blood pressure in the ...

This article was reviewed by Lynn Marie Morski, MD, JD. Many men wrongly believe that ED medications like Viagra, Cialis, or Levitra can cause arousal without stimulation. And some men even mistakenly ...