What is Sildenafil?

Sildenafil (Generic Viagra) is a medication used to treat erectile dysfunction (impotence) in men. Sildenafil is also used to improve the ability to exercise in adults with pulmonary arterial hypertension (PAH). Sildenafil treats erectile dysfunction by increasing blood flow to the penis during sexual stimulation. This increased blood flow can cause an erection.


We look for reliable pharmacy networks for your Generic Viagra (Sildenafil Citrate) prescription needs.

Below are links to a reliable U.S. pharmacy network with their payment and shipping options.

A1 Pharmacy

This Network uses USPS Priority Mail and shipping is FREE! All medications are FDA Approved and shipped from the U.S. They accept Visa, MasterCard, American Express and COD (Cash on Delivery) as payment. To order, simply choose your quantity below and click the “Order” button.

  • Indications

    Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Revatio) is used to improve the ability to exercise in adults with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness).

    Learn More
  • How do i Take

    Sildenafil comes as a tablet and suspension (liquid; Revatio only) to take by mouth.

    If you are taking sildenafil to treat erectile dysfunction, follow your doctor's directions and the guidelines in this paragraph. Take sildenafil as needed before sexual activity.

    Learn More
  • Side Effects

    Some patients experienced a sudden loss of some or all of their vision after they took sildenafil or other medications that are similar to sildenafil. The vision loss was permanent in some cases. It is not known if the vision loss was caused by the medication. If you experience a sudden loss of vision while you are taking sildenafil, call your doctor...

    Learn More

Order Now 1-866-963-6337