Start

All medicines need to be licensed by the medical authorities before they can be prescribed by doctors. To achieve this, trials must show it is safe and effective. Approval usually takes about 12 months but in the case of Viagra it received its licence in only 6 months.

Viagra was given a licence
It could be used in the treatment of Erectile dysfunction in 1998. In its first three months, there were 2.9 million prescriptions for the medicine.

End

This entry was posted on Sunday, February 17th, 2008 at 9:59 pm and is filed under General Information. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.