FDA was expected to announce a decision on September 17,2010 about whether Roche’s (Genentech, US) top-selling cancer drug Avastin ($6 billion global sales last year) would remain on the U.S. market for the indication of advanced breast cancer. Instead, FDA announced 3 months of additional review time to look at newly submitted clinical information by Genentech. Details of this new information has not yet been publicized.
In July 2010, FDA’s Oncologic Drugs Advisory Committee voted 12:1 for removal of “advanced breast cancer” as an indication from Avastin’s label after reviewing clinical data of two large studies conducted by Genentech (Read more: http://www.medpagetoday.com/HematologyOncology/BreastCancer/21218). The ODCA made its decision after data from the newer studies clearly failed to confirm the magnitude of progression-free survival seen in an earlier study (which was the study on which the drug was granted Accelerated Approval status in the first place).
But, ODAC is not the only party putting pressure on FDA. Lately, patients have started petition drives asking FDA to not remove the indication. These late-stage breast cancer patients claim that the drug appears to be working for them and taking the indication off the label would result in “off-label” use of the drug and would not be covered by their insurance. Certain members of Congress have also sent protest letters to the FDA (Read more: http://www.fiercepharma.com/story/breast-cancer-patients-press-fda-keep-avastin/2010-09-16).
FDA now has the tough job of weighing the concerns of all parties and making the best decision for the health of the American public. Genentech, who generates billions of dollars from sales for breast cancer treatments, cancer experts & patient advocates, who believe the drug should be removed given its high toxicity and cost factor, and cancer specialists & late-stage breast cancer patients,who believe that this treatment is better than no treatment at all–will be anxiously waiting December 17,2010–the new deadline by which FDA will announce a decision.
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