Oral ED medications are generally well-tolerated, Dr. First and foremost, be sure that whichever online pharmacy you choose is legitimate, safe, and secure. But, keep in mind that ED might signal an underlying medical problem, like high blood pressure, heart disease, diabetes, low testosterone, or sleep apnea. Pearlman says it can often take months to get an appointment with a healthcare provider who can prescribe the medications commonly used to treat ED. Still other online pharmacies specialize in medications for only a select few health concerns or conditions.Yes, penile pumps (also known as ED pumps) are over-the-counter devices that work to treat erectile dysfunction (), similar to Viagra. Viagra is usually the first-line therapy for . What can I use instead of Viagra? Alternative medications for ED One of the causes of ED is the presence of phosphodiesterase-5 (PDE5), which can slow or reduce blood flow to . The medication was developed by U.K.-based Futura Medical and will be the first topical OTC treatment for ED that’s available in the U.S. without a prescription, according to a .