All the following products used in the treatment of glaucoma are applied topically EXCEPT?

Diamox

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B is the answer and the winners are Inyang and fadeelat ,although solace got it right before fadeelat but we will like to seek his permission to cede the reward to fadeelat.
Details below :
Diamox contains acetazolamide, which is a carbonic anhydrase inhibitor
administered orally or by the parenteral route. Xalatan contains latanoprost,
a prostaglandin analogue, and Trusopt contains dorzolamide, a carbonic
anhydrase inhibitor. Timoptol and Betoptic both consist of beta-blockers
containing timolol and betaxolol respectively

B

B

B