Bimatoprost is a synthetic prostaglandin analog primarily used to reduce intraocular pressure in conditions like glaucoma and ocular hypertension. It works by increasing the outflow of aqueous humor from the eye, thereby helping to prevent damage to the optic nerve. It is commonly marketed under the brand name Lumigan for medical use, and as Latisse for enhancing eyelash growth. The drug was developed in the late 20th century during research on prostaglandin-related compounds and was approved by the U.S. Food and Drug Administration in 2001 for treating glaucoma. During clinical trials, increased eyelash growth was observed as a side effect, which led to its additional approval in 2008 for cosmetic purposes. Since then, bimatoprost has gained widespread use in both ophthalmology and cosmetic treatments, making it a versatile and important medication.