Weight-Loss Drug Orlistat Approved for Purchase Without Prescription. Johns Hopkins University. By Simeon Margolis, M.D., Ph.D. - Posted on Tue, Feb 20, 2007, 3:24 am PST ...
This product, with the brand name Alli, contains one-half the amount of orlistat present in the prescription product with the brand name Xenical. ...
The other approved prescription drug for weight loss, sibutramine (Meridia), is somewhat more effective than Xenical. At ...