between july 1983 and january 1986 , 54 patients with open-angle glaucoma or ocular hypertension were treated for 3 months with 2 % pilocarpine hydrochloride ( given four times daily ) and one of two beta-adrenoceptor blocking drugs , levobunolol hydrochloride ( 0.5 % [ 17 patients ] or 1 % [ 19 patients ] ) or 0.5 % timolol maleate ( 18 patients ) , given twice daily .
C0017612
open-angle glaucoma
C0733365
levobunolol hydrochloride