In some patients, the use of VIAGRA with alpha-blockers can lead to a drop in blood pressure or to fainting medicines called HIV protease inhibitors, such as ritonavir Norvir , indinavir sulfate Crixivan , saquinavir Fortovase or Invirase , or atazanavir sulfate Reyataz some types of oral antifungal medicines, such as ketoconazole Nizoral and itraconazole Sporanox some types of antibiotics, such as clarithromycin Biaxin , telithromycin Ketek , or erythromycin other medicines that treat high blood pressure other medicines or treatments for ED VIAGRA contains sildenafil, which is the same medicine found in another drug called REVATIO. It is not indicated for children. Nowadays, ED therapy services online focus on informing people that before commencing any type of pill-based ED treatment, they need to follow a psychosexual ED treatment. It is recommended to take sildenafil on an empty stomach for optimal results. Stop taking VIAGRA and call your healthcare provider right away if you have any sudden vision loss sudden hearing decrease or hearing loss. Continuing Education Activity Sildenafil is a medication used in the management and treatment of erectile dysfunction and pulmonary arterial hypertension. · Generic sildenafil may be ordered in packs of 14 and 28 tablets with a 50 mg dosage, while generic tadalafil is obtainable in packs of 9 and 18 tablets with a 10 mg dose. Generally, the cost. Find the best sildenafil citrate or revatio prices near you now with our cost comparison tool and start saving today. (GENERIC) SILDENAFIL CITRATE (BRAND) REVATIO (BRAND) VIAGRA; Form Tablet. Tablet; Oral Suspension; VIAL; Dosage MG. MG; 20 MG; 50 MG; 25 MG; Quantity 30 tablets. 30 tablets;. According to price-comparison site test1.ru, generic Revatio will cost you as little as $ per pill, depending on where you fill your prescription. That’s compared with more than $