3, 7 OR 3 AND 7 THIA OR OXA PROSTANOIC ACID DERIVATIVES AS AGENTS FOR LOWERING INTRAOCULAR PRESSURE

摘要

The present invention provides a method of treating ocular hypertension or glaucoma which comprises administering to an animal having ocular hypertensi on or glaucoma therapeutically effective amount of a compound represented by th e general formula I; wherein A, B, D, X, Y, Z, R1, R3 and R4 are as defined in the specification.