Lawmakers’ recent deal to move forward on a clean reauthorization of FDA user fee programs in the upcoming stop-gap spending bill has sparked a lobbying battle over which of the stripped user fee policy riders -- such as those giving FDA authority over dietary supplements, laboratory-developed tests and cosmetics -- should be added to an expected year-end omnibus package, and what form those riders should take. FDA, stakeholders and lawmakers spent years negotiating the riders, and some of those hard-fought...