This allows the smooth muscles in the penis to relax and fill with blood. It’s available in 50 mg, mg, and mg tablets. People taking nitrates like nitroglycerin Nitrostat or isosorbide mononitrate Imdur should not take PDE5 inhibitors, as doing so could result in a dangerous drop in blood pressure. Those with a history of blood pressure or heart issues, hormonal imbalances, mental health issues, and diabetes should consult their doctor before trying PDE5 inhibitors. Take sildenafil exactly as directed. Food and Drug Administration has approved fifteen drug manufacturers to market generic sildenafil in the United States. Emling S.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 pharmacies near you such as CVS, Walgreens, Walmart, and . Brand names for sildenafil include Viagra, Revatio, and Liqrev. The cost for sildenafil oral tablet mg is around $10 for a supply of 2 tablets, depending on the pharmacy you . 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.