Erectile dysfunction can be caused by a variety of factors , including age, cardiovascular problems, diabetes, and other conditions that affect nerve function or blood flow. You’ll also need to fill out a medical questionnaire with answers about your medical history, current medications, and lifestyle habits. Medical consultations were also taken into consideration, as PDE5 inhibitors require a valid prescription from a licensed medical provider. The online pharmacy industry has exploded in the last several years, and your head may be spinning from all the choices. However, some states require a live video consultation.Buy Viagra Online. Bye ED. For ED, Viagra is the first port of call. It’s been used by millions of men for over 20 years, and works by boosting circulation to the penis. We’re here to . An FDA investigation found that more than one-third of “dietary supplements” sold for ED actually contained prescription drugs, including sildenafil, the medicine in Viagra. Online pharmacies allow you to fill prescription medications from the comfort of your home using a pharmacy site or an app rather than having to fill them in person. An online .