Carbonic anhydrase inhibitors.

Used in
Glaucoma
Acute mountain sickness
Catamenial epilepsy
To alkalinize urine.

Acetazolamide used Orally.
Dorzolamide and Brinzolamide used for Glaucoma topically.

Maximum Hypokalemia occurs with Carbonic anhydrase inhibitors as the Na+ load delivered to the DCT causes reabsorption of Na+ in place of K+ and H+ is preserved due to inhibition of the enzyme.