Where can I get a blood pressure BP reading? You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail. If so, do you currently take any medications or get psychological counseling psychotherapy for it? The generic versions are just as effective and much less expensive. These drugs also have to be specially labeled, so many online pharmacy companies have already elected not to deliver them. Treatment can be more successful for you when you involve your partner. Vardenafil usually works for 4 to 5 hours.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 . Generic Viagra (sildenafil) is an alternative to the branded Viagra drug that can be used for treating erectile dysfunction (ED). It’s now sold by many manufacturers, including online. Oral medications are a successful erectile dysfunction treatment for many men. They include: Sildenafil (Viagra) Tadalafil (Adcirca, Cialis) Vardenafil (Levitra, .