Viagra and sildenafil are effective treatment options for ED, but they both require a prescription. As a result, you cannot buy them over the counter (OTC) — they require a consultation with a ...

Many of these supplements contain hidden ingredients or contaminants. Unlike prescription medications for ED such as Viagra, Cialis, and Levitra, these supplements are not Food and Drug ...

Without a thorough consultation with a physician, taking a prescription drug like Viagra can be risky if a patient has heart problems or other medical risks, or is taking a medication with ...