Medical consultations were also taken into consideration, as PDE5 inhibitors require a valid prescription from a licensed medical provider. Levitra and generic vardenafil came in third at 5 percent of the market. Popular ED medications found online include: Viagra sildenafil : As the first FDA-approved PDE5 inhibitor for ED, sildenafil is taken 30 minutes to four hours before sexual intercourse to help achieve and maintain an erection. The proliferation of virtual platforms may be leading to an increase in purchasing medications online, said Dr. We considered cost, medications available, and whether generic versions were offered to help reduce costs.Still, if your doctor says it’s okay for you to use and you end up paying out-of-pocket, you can still get the generic for a lot less than Viagra. According to price . Key Specs Cost: Consultation prices vary based on the prescriber; $5 generic prescriptions Medical Consultation Required: Yes Medications Prescribed: . The discount plan organization is Hippo Network LLC, One World Trade Center, Suite New York, NY , , help@test1.ru, test1.ru .