비아그라에 대한 5가지 간단한 설명 설명

PDE3 is included in charge of cardiac contractility. Sildenafil is simply about ten-fold as potent for PDE5 when compared with PDE6, an enzyme located in the retina which can be linked to the phototransduction pathway of the retina. This reduced selectivity is considered the basis for abnormalities connected with coloration vision [see Pharmacodyna

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