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[0] S.W.A.G [1] Sildenafil [3] Warning letter [4] www.SexWithAGrudge.com [5] 4/16/2014 [2] 
Sildenafil can cause symptoms, such as headache and flushing, and can interact with medications containing nitrates such as nitroglycerin, resulting in dangerously low blood pressure.
Long Island News, Videos & Photos - Newsday
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