아무도 논의하지 않는 비아그라의 영리한 비법

At solitary oral doses of 100 mg and two hundred mg, transient dose-relevant impairment of colour discrimination was detected utilizing the Farnsworth-Munsell one hundred-hue test, with peak consequences near the time of peak plasma levels. This acquiring is in step with the inhibition of PDE6, which is involved with phototransduction within the re