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. It’s available in 50 mg, mg, and mg tablets. However, some states require a live video consultation. There are many safe, reliable online services offering ED prescriptions. Online ED consultations offer privacy, convenience, and affordability while allowing you to quickly get the medications you need—the same day, with some services. Follow-up support: Make sure you can get the help you need if questions or concerns arise after ordering.Sildenafil The original ED medication. Our average rating based on reviews. Express shipping US clinicians Starting from $ Get your treatment We’ll deliver to . Best for generic Viagra and other health and wellness medications: Lemonaid Sildenafil. Best. Roman Best for Viagra: $8 to $44 per pill for generic; $20 to $90 per pill for brand name: Yes.