Despite never being approved by the FDA as a treatment for pre-term labor, doctors have prescribed it for that purpose for years. On Thursday the agency warned that this "off-label" use may cause "serious maternal heart problems and death." The FDA is requiring a boxed warning -- the agency's strongest warning -- be put on the drug's label. Still, many doctors and mothers strongly believe in the drug -- even though reviews have found evidence of its effectiveness lacking. Read the full story in USA Today: FDA flags risks on popular drug used during pregnancy
To read the FDA's warning: http://www.fda.gov/NewsEvents/Newsroom/PressAnnouncements/ucm243840.htm
I previously reported on the risks of off-label use of terbutaline in 2003: Prescribing drugs 'off label' is routine, but can injure, kill patients