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Taking Viagra could reduce men8217;s fertility, suggest the results of man using viagra new study. The anti-impotence drug not only speeds sperm up, researchers found, but it also caused the vital reaction needed to penetrate an egg to occur prematurely. 8220;Viagra was introduced in 1998 and since then it has been prescribed to over 16 million men,8221; says David Glenn, one of the team that conducted the test tube experiments at Queen8217;s University in Belfast, Northern Ireland. 8220;Most use it for impotence and aren8217;t contemplating having a family, so this has no implications for them,8221; he says. However, younger men are using it recreationally, and they may be nachtkerez to start a family. Furthermore, an audit of fertility clinics by the team revealed that 42 per cent use Viagra to help men produce sperm samples on demand. Glenn stresses the work is preliminary but adds that, if nachtkerze tee wirkung viagra, would-be fathers and fertility clinics would need to re-examine their use of Wirrkung. Advertisement.

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Detailed information

Availability Prescription only. Pregnancy Category No proven risk in humans.

Availability Prescription only. Pregnancy Category No proven risk in humans. CSA Schedule Not a controlled drug. Approval History FDA approved 1998. Viagra Rating. Related: Erectile dysfunction.

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