It is marketed as a prescription drug under the trade name Xenical by Roche in most countries, and is sold over-the-counter as Alli[2] by GlaxoSmithKline in the United Kingdom and the United States.[3] Its primary function is preventing the absorption of fats from the human diet by acting as a lipase inhibitor, thereby reducing caloric intake. It is intended for use in conjunction with a healthcare provider-supervised reduced-calorie diet.[4]
Orlistat is a potent lipase inhibitor utilized in weight management. Produced via chemical synthesis, its molecular formula is C29H34NO6 with CAS No. 96829-58-2.
Contraindicated for pregnant women and patients with chronic malabsorption. Store below 25°C in dry conditions away from light to maintain stability.