Female libido drug passes US regulators

The US Food and Drug Administration (FDA) has approved a libido-enhancing drug for women that has been dubbed "female Viagra".

Flibanserin, a drug produced by Sprout Pharmaceuticals, recently passed an FDA advisory committee meeting.

The pill is designed to assist pre-menopausal women regain their sex drive by boosting levels of certain brain chemicals, but critics say it has limited effects.

Jon Sopel reports.