we studied the ocular hypotensive efficacy and safety of 0.5 % levobunolol hydrochloride and 0.5 % timolol maleate administered topically once daily for 3 months in 91 patients ( 46 in the levobunolol group and 45 in the timolol group ) with primary or secondary open-angle glaucoma or ocular hypertension .
C0733365
levobunolol
C0006388
levobunolol