The FDA reported that the weight-loss drug orlistat, which is sold under the over-the-counter brand Alli and prescription brand Xenical, was being investigated for potentially causing liver problems. On August 25, 2009, the FDA announced that at least 32 people had reported liver problems between 1998 and 2008.http://latimesblogs.latimes.com/booster_shots/2009/08/fda-studying-reports-of-liver-failure-with-weight-loss-drug-orlistat.html