This undated photo provided by Genentech shows a counterfeit package for the cancer drug Avastin. The maker of Avastin is warning doctors and patients about counterfeit vials of the product distributed in the U.S. Roche’s Genentech unit says the fake products do not contain the key ingredient in Avastin, which is used to treat cancers of the colon, lung, kidney and brain. (AP Photo/Genentech)
