Frequently Asked Questions

Pfizer Inc. is the producer of Viagra, a medication designed to help treat men suffering from erectile dysfunction (ED). Understanding how your medication works is key to helping you maximize the benefit that this medication provides.

Erectile Dysfunction, also known as impotency, is when a man can no longer sustain an erection suitable for sexual activity. ED occurs when the chemical reactions necessary to sustain an erection no longer happen properly.

Viagra allows men to effectively respond to sexual stimulation. Viagra affects the arteries in the penis allowing for more blood to flow in than out, creating an erection. After taking Viagra a man should be able to maintain a normal erection until his sexual encounter is over. Viagra takes between 30 minutes and 1 hour to begin working within the body. Viagra will not automatically cause an erection, sexual stimulation is still required.

Before taking any new prescription or nonprescription medication, your doctor or primary healthcare provider should always be contacted. Viagra is an oral medication that should be taken 30 minutes to 1 hour before a man wishes to participate in sexual activity. Alcohol can inhibit the effects of Viagra and it may take longer than normal to receive the benefits of Viagra if moderate of heavy quantities have been imbibed.

The most commonly reported side effects of Viagra are headache, facial flushing, and upset stomach. Less common but still possible side effects include bluish vision, blurred vision, or sensitivity to light.

The information within this FAQ is for your benefit, but cannot replace the advice of your doctor. Only a doctor can assess the risks and benefits of this product to you based on your own personal medical history. Please keep all prescription medications out of the reach of children.