Xanthurenic acid is a metabolite and marker of the changed tryptophane metabolism at influence of modern antitubercular drugs under experimental conditions
The article contains the results of experimental studies of a number of antitubercular drugs, which allowed to relate xanthurenic acid excretion in the urine of animals to diagnostically significant markers in of tryptophanG metabolism metabolism by long-term administration in different doses, as well as establish the fact of a significant reduction in the excretion when added to the drugs of pyridoxine hydrochloride.