The most common side effects of VIAGRA: headache; flushing; upset stomach; abnormal vision, such as changes in color vision such as having a blue color tinge and blurred vision; stuffy or runny nose; back pain; muscle pain; nausea; dizziness; rash. Data shared with Viatris will be aggregated and de-identified; it will be combined with data related to other Savings Offer redemptions and will not identify you Viatris reserves the right to rescind, revoke, or amend this Savings Offer without notice No membership fees. What side effects can this medication cause? The most common side effects are headaches, feeling sick, indigestion and dizziness. The information provided is for educational purposes only and is not intended to replace discussions with a healthcare provider.Viagra costs around $60–$70 per tablet. Generic sildenafil can range from $2–$18 per pill. Savings will vary by medication and by pharmacy. The discount plan organization is Hippo Network LLC, One World Trade Center, Suite New York, NY , , help@test1.ru, test1.ru DRUG_DESCRPTION Compare DRUG_NAME prices and find coupons that could save you up to 80% instantly at . Sildenafil is a generic drug, which is an exact copy of the active drug in a brand-name medication. The generic is considered to be as safe and effective as the original drug. .