In some cases, ED can cause a strain on relationships and impact self-esteem. Other warning signs of an unsafe online pharmacy include outdated medication, no customer service, or suspiciously low prices. These include chest pain and tightness, shortness of breath, extreme lightheadedness, and swelling in the hands and feet. Then the Lemonaid pharmacy, licensed in all 50 states, will ship your meds directly to your door in discreet packaging. Refills: See if you can set up automatic refills or order as needed. We also looked at additional services, such as access to digital pharmacies and home delivery options. If you do, you may save money with online pharmacies that accept yours.Depending on your symptoms and needs, you may be prescribed Viagra, sildenafil, Cialis, tadalafil, Stendra, paroxetine, or a combination of tadalafil and sildenafil, available as . Cart. Transfer your prescription for Sildenafil (Generic for Viagra, Oral Tablet) on Amazon Pharmacy. FREE SHIPPING for Prime members. 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. Some .