Drug used in refractory glaucoma ?
Ans. is 'c' i.e., Alpha agonist Drug of choice for initial treatment of open angle glaucoma is either an topical b-blocker or topical PG analogue (latanoprost) It target IOT is not attained either change over to alternative drug or use both concurrently. In refractory cases (who are not responding to (3-blockers and PG analogues), topical a-agonist (Brimozidine) or topical carbonic anhydrase inhibitor (dorazolamide) is added. It target IOT is still not attained, laser trabeculoplasty is considered.
Systemic glucocoicoid
ACE inhibitor
Alpha agonist
Beta blocker