Methods 50 patients (50 eyes) with primary open angle glaucoma or ocular hypertension were randomized, 25 (25 eyes) to cartelol, another 25 (25 eyes) to timolol.

• 方法选择开角型青光眼和高眼压症患者50例50眼,随机分为美开朗组和噻吗心安组2组,各25例25眼。