Medical research

Biotechnologists develop gene therapy for erectile dysfunction

Erectile dysfunction is a taboo subject among men. No one likes to talk about it. But the fact is that as men age, an increasing number will suffer from erectile dysfunction. From the age of 30, the number of men who have ...

Medical research

Researchers uncover biochemical events needed to maintain erection

For two decades, scientists have known the biochemical factors that trigger penile erection, but not what's needed to maintain one. Now an article by Johns Hopkins researchers, scheduled to be published this week by the Proceedings ...

Medications

Argentina begins doling out free 'Viagra'

Argentina has begun distributing a free state-produced version of the erection-boosting drug Viagra for the first time, in a move intended to curb its misuse, health authorities announced Thursday.

Medications

Canada high court voids Pfizer's Viagra patent

Canada's top court on Thursday stripped Pfizer of its patent for Viagra, saying the pharmaceutical giant failed in the patent to identify the active compound in the drug.

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