비아그라에 대해 알려지지 않은 사실
While sildenafil enhances some markers of sickness in those with pulmonary arterial hypertension, it doesn't appear to have an effect on the chance of Loss of life or significant Unintended effects.[twenty] Raynaud's phenomenonBut often these conditions transpired in individuals that didn’t Possess a heart issue. It’s not known for guaranteed i