... inhibition of carbonic anhy-drase in the luminal borders of renal proximal tubule cells, andit is often effectively used in the treatment of metabolic alkalo-sis in the ICU. However, the mechanism of ... dose of acetazolamide is an effective andsafe form of therapy, with a quick onset and long duration of action [5,15]. Our findings suggest that the duration of the pharmacologic effect of a ... methodsPatients The local ethics committee granted approval for the study and,because the indication for acetazolamide was based on clini-cal grounds, waived the need for informed consent....