1,3-Dimethyluracil is a methyl derivative of uric acid, found occasionally in human urine.

Ethoxzolamide is an inhibitor of carbonic anhydrase with (Ki = 1 nM).

Methyclothiazide is a substituted benzothiadiazide, used to treat high blood pressure and fluid retention caused by various conditions including heart disease.

2-Aminobenzenesulfonamide is a potent inhibitor of carbonic anhydrase B.

Mafenide HCl is a sulfonamide that inhibits the enzyme carbonic anhydrase and is used as a topical anti-bacterial agent, especially in burn therapy.

Benzenesulfonamide ia an inhibitor of carbonic anhydrases.

S4 is a selective inhibitor of CA IX and CA XII inhibitor. The Ki values are 2, 7, 547 and 5600 nM for CA XII, IX, II and I, respectively.

EMAC10101d is a potent and selective Carbonic Anhydrase II inhibitor.

Sultiame is an inhibitor of carbonic anhydrase that used to treat epilepsy.

Tioxolone, a metalloenzyme carbonic anhydrase I inhibitor with a Ki of 91 nM, is an anti-acne preparation.