비아그라에 대해 알려지지 않은 사실
At one oral doses of a hundred mg and 200 mg, transient dose-similar impairment of color discrimination was detected utilizing the Farnsworth-Munsell 100-hue check, with peak consequences close to the time of peak plasma levels. This getting is in keeping with the inhibition of PDE6, that is linked to phototransduction while in the retina.VIAGRA sh