비아그라 옵션

At solitary oral doses of 100 mg and 200 mg, transient dose-similar impairment of shade discrimination was detected using the Farnsworth-Munsell a hundred-hue take a look at, with peak results close to the time of peak plasma stages. This discovering is per the inhibition of PDE6, which can be involved in phototransduction from the retina.Sildenafi

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