아무도 논의하지 않는 비아그라의 현명한 비법

At solitary oral doses of 100 mg and two hundred mg, transient dose-relevant impairment of color discrimination was detected utilizing the Farnsworth-Munsell one hundred-hue test, with peak outcomes near the time of peak plasma degrees. This obtaining is consistent with the inhibition of PDE6, that's involved in phototransduction during the retina.