In some cases, ED can cause a strain on relationships and impact self-esteem. Because they are the same class of medications, they have similar side effects and effectiveness. Most online providers require a picture of a valid ID, a selfie showing your face, and a recent blood pressure reading taken with a home blood pressure monitor or by a medical provider. Brand names Why is this medication prescribed? If you are taking sildenafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. Do not take a double dose to make up for a missed one.Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Liqrev, Revatio) is used to improve the ability to exercise in adults (Liqrev, Revatio) and children 1 year of age and older (Revatio) with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the . AdWe stock a wide variety of off grid & grid tie solar equipment from controllers to panels. Shop Northern Arizona Wind & Sun for Low Prices, Expert Knowledge & Great Customer ServiceKnowledgeable Staff · Quick & Easy Checkout · 35 Years Running. AdGet a Prescription for ED treatment, discreetly deliverED to your door.