Loperamide D6 hydrochloride (R-18553 D6 hydrochloride) is a deuterium labeled Loperamide hydrochloride. Loperamide hydrochloride is an opioid receptor agonist for the treatment of diarrhea[1].
[1]. Hanauer, S.B., The role of loperamide in gastrointestinal disorders. Rev Gastroenterol Disord, 2008. 8(1): p. 15-20.
















