The trial results revealed that sildenafil had improved the patients’ depression, anxiety, and self-esteem. It’s best to check your chosen provider’s site for more information. Stendra avanafil : This is an as-needed medication taken 30 minutes before sex and can last up to six hours. ED medications can cause side effects, and it’s crucial to have access to a medical provider if needed. Online ED consultations offer privacy, convenience, and affordability while allowing you to quickly get the medications you need—the same day, with some services. Finding an online ED provider can feel overwhelming.Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Liqrev, Revatio) is used to improve the ability to exercise in adults (Liqrev, Revatio) and children 1 year of age and older (Revatio) with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the . Viagra comes as an oral tablet in different dosages. Discuss with your doctor what’s an appropriate dose for you. For daily use, Goldstein said, the generic form, sildenafil, comes in mg tablets. Viagra (sildenafil) is a brand-name oral tablet prescribed for erectile dysfunction. The cost of the drug with and without insurance can depend on several .