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비아그라에 대한 2분 규칙

Soon after possibly oral or intravenous administration, sildenafil is excreted as metabolites predominantly while in the feces (roughly eighty% of administered oral dose) also to a lesser extent during the urine (approximately 13% of the administered oral dose).As a result of “as needed�?Model of tadalafil, some end users may locate this featur

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