Which erectile dysfunction pill – Viagra, Cialis, Levitra, Stendra – is right for you? Here’s what’s what with all the options, including money-saving generics.To provide you with the most relevant and helpful information, and understand which information is beneficial, we may combine your email and site usage information with other information we have about you. Should I see a specialist? What sites do you recommend? Sudden vision loss in one or both eyes can be a sign of a serious eye problem called non-arteritic anterior ischemic optic neuropathy NAION. Kavaler says.Sildenafil oral tablet is available as a brand-name drug and as a generic drug. Brand names: Viagra, Revatio. Sildenafil comes in three forms: an oral tablet, an oral suspension . Hims offers generic Viagra starting at $3 per pill, and branded Viagra starting at $ per pill. To start with Hims, people must fill in an online questionnaire. Drug Images. What is Viagra? Viagra is a brand-name prescription drug that’s approved to treat erectile dysfunction (ED). With ED, you’re unable to have or maintain an erection. .What medications do you take, including any herbal remedies or supplements? Generic versions of sildenafil, vardenafil and tadalafil are available. Your doctor or other health care professional can recommend one for you based on these factors, other health conditions you have and any other medicines you take. You can take this medicine with or without food 30 minutes before sex, depending on the dose. The four main medicines taken by mouth for erectile dysfunction are: Avanafil Stendra.