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(PDF) 216. The effects of Viagra on sperm function and early embryo ...
In an audit of UK fertility units, we have demonstrated that 42% prescribe Viagra to aid patient semen production. Viagra is a phosphodiesterase inhibitor (PDE5) and as non-specific PDEs have been ...
Sildenafil citrate (Viagra) impairs fertilization and early embryo ...
To determine the effects of sildenafil citrate, a cyclic monophosphate-specific type 5 phosphodiesterase inhibitor known to affect sperm function, on fertilization and early embryo cleavage.
Lab study hints Viagra may harm male fertility | Reuters
NEW YORK (Reuters Health) - Laboratory studies conducted at Queen's University Belfast, UK suggest that taking the erectile dysfunction drug Viagra may adversely affect sperm function and possibly male fertility.
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