Lemonaid can prescribe sildenafil generic Viagra , tadalafil generic Cialis , and vardenafil generic Levitra. However, others work on a cash-pay basis and don’t partner with insurance companies. According to the FDA, generic medications contain the same active ingredients as brand names, meaning there’s no difference in effectiveness or safety. Some services offer a subscription option where they’ll send your medications every month at a discount. There are many safe, reliable online services offering ED prescriptions.Sildenafil (Viagra, Revatio) is a moderately priced drug used to treat erection problems in men. It is also used to treat pulmonary arterial hypertension, a serious heart and lung . Best Low Cost: GoodRx Fastest Delivery: Blink Health: Sesame Sign Up Now Key Specs Cost: Consultation prices vary based on the prescriber; $5 generic . How to Get Generic Viagra An inexpensive blood pressure medication might be an option for some men who suffer from erectile dysfunction By Ginger Skinner Last .