Preferred Name

Loperamide Hydrochloride

Synonyms
Definitions

The hydrochloride salt form of loperamide, a synthetic, piperidine derivative and opioid agonist with antidiarrheal activity. Loperamide acts on the mu-receptors in the intestinal mucosa. This leads to a decrease in gastrointestinal motility by decreasing the circular and longitudinal smooth muscle activity of the intestinal wall. This slows intestinal transit and allows for more water and electrolyte absorption from the intestines. Loperamide is not significantly absorbed from the gut and does not cross the blood-brain barrier. Therefore it has no central nervous system effects.

ID

http://purl.obolibrary.org/obo/NCIT_C1584

ALT_DEFINITION

A drug used to treat diarrhea. Imodium slows the movement of the muscles in the small intestine to allow more water to be taken out of the feces (waste matter) and more nutrients to be absorbed.

CAS_Registry

34552-83-5

Chemical_Formula

C29H33ClN2O2.HCl

code

C1584

Contributing_Source

FDA

definition

The hydrochloride salt form of loperamide, a synthetic, piperidine derivative and opioid agonist with antidiarrheal activity. Loperamide acts on the mu-receptors in the intestinal mucosa. This leads to a decrease in gastrointestinal motility by decreasing the circular and longitudinal smooth muscle activity of the intestinal wall. This slows intestinal transit and allows for more water and electrolyte absorption from the intestines. Loperamide is not significantly absorbed from the gut and does not cross the blood-brain barrier. Therefore it has no central nervous system effects.

FDA_UNII_Code

77TI35393C

Has_Free_Acid_Or_Base_Form

http://purl.obolibrary.org/obo/NCIT_C618

in_subset

http://purl.obolibrary.org/obo/NCIT_C63923

http://purl.obolibrary.org/obo/NCIT_C176424

label

Loperamide Hydrochloride

Legacy Concept Name

Loperamide_Hydrochloride

NCI_Drug_Dictionary_ID

41911

PDQ_Closed_Trial_Search_ID

41911

PDQ_Open_Trial_Search_ID

41911

Preferred_Name

Loperamide Hydrochloride

prefixIRI

NCIT:C1584

prefLabel

Loperamide Hydrochloride

Semantic_Type

Organic Chemical

Pharmacologic Substance

UMLS_CUI

C0282221

subClassOf

http://purl.obolibrary.org/obo/NCIT_C266

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