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 .It may be difficult to remain firm despite wanting to have sex. We considered cost, medications available, and whether generic versions were offered to help reduce costs. In some cases, online ED providers accept health insurance. However, others work on a cash-pay basis and don’t partner with insurance companies. The online pharmacy industry has exploded in the last several years, and your head may be spinning from all the choices. This boosts blood flow and helps you get an erection from sexual activity.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 . CHOOSE BRAND-NAME VIAGRA. The original little blue pill prescribed by doctors for over 20 years. Clinically proven to treat men with erectile dysfunction (ED) Ongoing . According to price-comparison site , generic Revatio will cost you as little as $ per pill, depending on where you fill your prescription. That’s .Those who don’t feel comfortable discussing ED with an in-person provider or lack time to visit a doctor’s office may find online ED prescriptions beneficial. Contact your medical provider if you experience any side effects during treatment. When oral medications might not be safe Check with your health care team before you take any medicine for erectile dysfunction. The best online pharmacies are accredited by the National Association of Boards of Pharmacy and are licensed in every state in which they trade. Viagra is the most widely counterfeited drug on the market. How oral medicines differ Each oral medicine for ED has a slightly different chemical makeup. Tadalafil Cialis.