Learn about the health risks, safety information and side effects of taking LEVITRA.

乐威壮levitrai，了解健康风险，安全信息和副作用的血管扩张药。

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The research was funded by Pfizer Inc, known generically as tadalafil, and Levitra or vardenafil, sold by GlaxoSmithKline, Bayer ag and Schering-Plough, work in a similar way to Viagra.

这项研究是由辉瑞公司发起，分类上称为他达拉非、艾力达或伐地那非，主要由葛兰素史克公司，拜耳公司和先灵葆雅公司销售，工作方式与伟哥类似。

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Partnering with or buying Bayer's drug division outright would also give it a bigger share of Levitra sales.

FORBES: Magazine Article

He insists Levitra could become the leader within 24 months of U.S. approval.

FORBES: Technology

One prospect is GlaxoSmithKline (nyse: GSK - news - people ), Bayer's marketing partner on Levitra.

FORBES: Bayer Faces Reality