알아야 할 고려 사항 비아그라 정보
At single oral doses of a hundred mg and 200 mg, transient dose-associated impairment of color discrimination was detected utilizing the Farnsworth-Munsell a hundred-hue test, with peak effects close to the time of peak plasma degrees. This obtaining is per the inhibition of PDE6, which can be linked to phototransduction during the retina.“This w