Patent ID: 7655662

Claim:
An ophthalmic pharmaceutical composition useful in the treatment of glaucoma and control of intraocular pressure, comprising an effective amount of a compound according to Formula (I), or a pharmaceutically acceptable salt thereof: wherein Y is and wherein R1, R9 independently=H, alkyl, amino, alkenyl, alkoxy, aryl; R2, R3, R4, R7 independently=H, alkyl, halogen, amino, hydroxyl, cyano, alkoxy; R6=H, alkyl, halogen, hydroxyl, cyano, alkoxy R5, R8 independently=H, alkyl, alkyl substituted with amine, alkyl substituted with hydroxyl, (C═O)R1, (C═O)OR1, (C═O)NR1, aryl; R1 and R2 can form a 5-7 membered ring; R5 and R6 can form a 5-7 membered ring; R5 and R8 can form a 5-7 membered ring; and a pharmaceutically acceptable vehicle therefore.