You’ll also need to fill out a medical questionnaire with answers about your medical history, current medications, and lifestyle habits. It may be difficult to remain firm despite wanting to have sex. The body takes longer to absorb it after a high-fat meal or alcohol. Online ED consultations offer privacy, convenience, and affordability while allowing you to quickly get the medications you need—the same day, with some services. Some examples of nitrates are nitroglycerin Nitro-Dur, Nitrostat, others , isosorbide mononitrate Monoket and isosorbide dinitrate Bidil.Sildenafil (Viagra). This medicine works best when you take it on an empty stomach an hour before sex. The body takes longer to absorb it after a high-fat meal or alcohol. Its effects . Uses FAQs What to consider Cost Overdose Ask your doctor Q&A Drug Images What is Viagra? If you have erectile dysfunction (ED), your doctor may recommend that you take . You can often consult a board-certified provider and secure a prescription in as little as 15 minutes. That said, it’s not always easy to find reputable providers so to help, we .