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What is Sildenafil

Sildenafil is a substance used to overcome erectile dysfunction in men. Sildenafil is the active substance in a legendary Viagra. It enhances the blood flow in the male genitals and is effective for erectile dysfunction. Sildenafil Citrate mechanism of action Sildenafil Citrate inhibits cGMP-specific phosphodiesterase 5 type (PDE-5). The PDE-5 enzyme does not allow the smooth muscles relax, consequently, when the muscles are tense, the vessels are narrow. When the action of ...

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What is Viagra

Viagra is a brand name of a medication based on Sildenafil Citrate and manufactured by Pfizer. Viagra is used to treat erectile dysfunction. Sildenafil delivers blood to the pelvic organs including male genitals, Due to this effect, Viagra is beneficial for erectile dysfunction. Pfizer also manufactures Revatio on the base of Sildenafil Citrate. But this medication is used to treat pulmonary hypertension. The Viagra story. Production The story of how Viagra was developed and ...

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What is Cialis

Cialis is a brand name of a medication that contains Tadalafil Citrate as the active substance. Cialis was developed by the pharmaceutical company Elli Lilly, it manufactures and sells this medication. Cialis became the third in the class of phosphodiesterase-5 (PDE-5) inhibitors. The first was Viagra, the second appeared Levitra. The main indication of Cialis is to treat erectile dysfunction in men. Cialis helps to have a strong erection in the presence ...

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