The maker of the widely used Avastin cancer drug said Tuesday that it is warning doctors, hospitals and patient groups that a counterfeit version of the medicine has been found in the U.S...
It isn't clear how much of the counterfeit product was distributed in the U.S. or whether it has caused any harm. A Genentech spokeswoman said the company doesn't know if any patients were given the fake drug.
The Food and Drug Administration is investigating, and has sent letters to 19 medical practices in the U.S. that the agency says buy unapproved cancer medicines and might have bought the counterfeit Avastin.
This program aired on February 15, 2012. The audio for this program is not available.