비아그라에 대한 소문

At single oral doses of a hundred mg and 200 mg, transient dose-related impairment of coloration discrimination was detected using the Farnsworth-Munsell a hundred-hue take a look at, with peak effects close to the time of peak plasma amounts. This discovering is according to the inhibition of PDE6, that's involved in phototransduction in the retin

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