5-Heptenoicacid,7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E,3R)-3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-butenyl]cyclopentyl]-,1-methylethyl ester, (5Z)- (9CI) 5-Heptenoic acid,7-[3,5-dihydroxy-2-[3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-butenyl]cyclopentyl]-,1-methylethyl ester, [1R-[1a(Z),2b(1E,3R*),3a,5a]]- AL 6221
Travoprost was launched in the US as Travatan?, an ophthalmic solution (0.004%) administered topically for the treatment of elevated intraocular hypertension (lOP) through open-angle glaucoma, a common optic neuropathy and a leading cause of blindness. Travoprost is the isopropyl ester of (+)-fluprostenol, a new prostaglandin derivative belonging to the PGF2α, analog class. This compound can be prepared in 8 steps from a bicyclic lactone aldehyde by a Wittig alkylidenation followed, after 2 ketonic reductions, by a lactol opening to prostenoic acid while protecting and deprotecting appropriately. Travoprost is a full agonist of FP receptors with a greater affinity than PGF2α, (K1 = 52 nM). Pharmacologic studies in rabbits treated daily for a week demonstrated a significant increase of the microvascular optic nerve head blood flow without significant alterations in the systemic flow. In several placebo-controlled clinical studies with hundreds of patients suffering from open-angle glaucoma or ocular hypertension, travoprost (1 to 4 pm daily) dose-dependently reduced lOP (by about 30% at 4 pm); it was shown equal or superior to latanoprost, another prostaglandin analog (5 pm daily) or the adrenergic ~-blocker timolol (500 pm bid). In addition, travoprost was safe and well tolerated with a low incidence of conjunctival hyperaemia.
chEBI: The isopropyl ester of prostaglandin F2alpha in which the pentyl group is replaced by a 3-(trifluoromethyl)phenoxymethyl group. A synthetic analogue of prostaglandin F2alpha, ophth lmic solutions of travoprost are used as a topical medication for controlling the progression of open-angle glaucoma and ocular hypertension, by reducing intraocular pressure. It is a pro-drug; the isopropyl ester group is hydrolysed by esterases in the co nea to the biologically active free acid, fluprostenol.
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