The different types of Viagra only differ by strength. And as men age, they require more stimulation, more time between erections, and in many cases, a little help from the pharmacy. Recent heart or blood vessel problems. Side effects Side effects of oral ED medicines are often mild. This medication is taken with or without food an hour before sex. Both options require valid medical documentation, but some online services only require a health questionnaire to be filled out and reviewed for approval—meaning no face-to-face video interaction is needed.Best Chewable Pill: BlueChew Best Long-Term Care: K Health Best Low Cost: GoodRx Fastest Delivery: Blink Health: Sesame Sign Up Now Key Specs Cost: Consultation prices vary based on the prescriber; $5 generic prescriptions Medical Consultation Required: Yes Medications Prescribed: Viagra, Cialis, sildenafil, tadalafil . Cialis, Levitra, Staxyn, and Viagra to Treat ED. Alprostadil for ED. New ED Treatments. Testosterone Replacement Therapy for ED. Alternative Remedies for ED. Yohimbe Bark Supplements for ED. Quit. Compare risks and benefits of common medications used for Erectile Dysfunction. Find the most popular drugs, view ratings and user reviews.