In that same year, counterfeits of the weight-loss drug Alli sold over the Internet contained none of the active ingredient in the real drug but did contain sibutramine, the prescription-strength weight-loss drug Meridia, which has since been removed from the U.S. market because of concerns about cardiac side effects.
People with severe hair loss typically turn to dermatologists for medicinal treatment such as Minoxidil, an active ingredient in Rogaine, for hair regrowth.