Short General Description of Penegra Penegra is a prescription medication commonly used to treat erectile dysfunction (ED). It belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors, which work by increasing blood flow to the penis, enabling men to achieve and maintain a firm erection during sexual stimulation. How Penegra Works Penegra contains the active ingredient sildenafil citrate. When a man is sexually stimulated, nitric oxide is released in the erectile tissue of the penis, which activates an enzyme called guanylate cyclase. This enzyme increases the levels of a chemical called cyclic guanosine monophosphate (cGMP), leading to …
Tag: Penegra, Sildenafil Citrate
Overview of Penegra Penegra is a medication that is commonly used for the treatment of erectile dysfunction (ED). It is a generic version of the popular brand-name drug, Viagra. Penegra contains the active ingredient sildenafil citrate, which is a type of phosphodiesterase-5 (PDE-5) inhibitor. Sildenafil citrate works by blocking the action of the enzyme PDE-5, which is responsible for the degradation of another enzyme called cyclic guanosine monophosphate (cGMP). When PDE-5 is inhibited, the levels of cGMP are increased, leading to relaxation of the smooth muscles and dilation of the blood vessels in the penis. This allows for increased blood …