Bad enough that Barron's called it a one-drug company with uncertain prospects; Questcor's...

Bad enough that Barron's called it a one-drug company with uncertain prospects; Questcor's (QCOR) response is that from Aug. 2007 to March 2010, it didn't generate any net sales on its Medicaid fee-for-service sales, due to the Medicaid rebate formula. Shares -11%.