The information provided is for educational purposes only and is not intended to replace discussions with a healthcare provider. When taken at the correct time and paired with sexual stimulation, the erection lasts long enough for successful intercourse. What special dietary instructions should I follow? Talk to your doctor about eating grapefruit and drinking grapefruit juice while taking this medicine. Your primary care doctor should always know what medications you’re taking, including ED pills prescribed by another provider.To find out the cost you’ll pay for Viagra, contact your pharmacist, insurance provider if you have coverage, or doctor. Does Viagra’s average price vary based on which strength I take (25 mg. In most males,* Viagra works within 1 hour after it’s taken. It’s possible that Viagra can begin working within 30 minutes of being taken. But other times, it may take up to 4 hours to start. $ (save %) local_offer_outlined Avg retail price $ medication_outlined Availability Available See GoodRx coupons warning Are you looking for information on sildenafil (Revatio) instead? What is Sildenafil (Viagra)? Drug Facts Common Brands Viagra Drug Class PDE-5 inhibitor.
