Vardenafil belongs to the class of medications called PDE5 inhbitors – royaldrugstore
LEVITRA is a prescription medicine used for the treatment of erectile dysfunction (ED) in men. Mechanism of action Vardenafil is called a phosphodiesterase type 5 inhibitor, and works by preventing the action of a chemical in the body called phosphodiesterase type 5. An erection is produced via a complex chain of events, involving signals from… Read More »