Betimol is prescribed by healthcare practitioners for treating increased pressure in the eye, also known as ocular hypertension. This drug is also used to treat open-angle glaucoma. The drug can also be prescribed for other conditions other than the ones here. Betimol is a beta-blocker and mainly functions by decreasing fluid production and pressure inside the eye. It is advised that patients who are allergic to ingredients in this drug do not use Betimol.