5InhibitorsSildenafilIntroductionMany products labeled "herbal" or "all natural" (herbal/natural) that claim to enhance sexual performance and imply use for the treatment of erectile dysfunction (ED) are marketed as over-the-counter (OTC) dietary supplements. However, adulteration with undeclared ...
Prescription drugs called “oral phosphodiesterase-5 (PDE5) inhibitors” are considered the “first-line non-invasive treatment” options for patients with ED. These include the drugs that go by brand names: Sildenafil, Vardenafil or Tadalafil. They work by helping the smooth muscle cells lining ...