비아그라에 대해 알아야 할 고려 사항

Sildenafil belongs to a class of medicine termed phosphodiesterase type 5 (PDE5) inhibitors. A class of medicine is a bunch of prescription drugs that get the job done in the same way. These medications in many cases are utilised to treat similar circumstances.Viagra® and generic Viagra® include sildenafil, which is identical medication found in