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The main metabolite of Chlordiazepoxide (C327050).

Norchlordiazepoxide is a major urinary metabolite of the benzodiazepine chlordiazepoxide, indicated for short term treatment of severe anxiety and for the management of acute alcohol withdrawal syndrome. The metabolite, also known as N-desmethylchlordiazepoxide, is pharmacologically active. This Certified Spiking Solution^? is suitable for GC/MS or LC/MS methods in chlordiazepoxide testing for forensic analysis, urine drug testing, or clinical toxicology.