Preferred Name

Esomeprazole Magnesium

Synonyms
Definitions

The magnesium salt of esomeprazole, the S-isomer of omeprazole, with gastric proton pump inhibitor activity. In the acidic compartment of parietal cells, esomeprazole is protonated and converted into the active achiral sulphenamide; the active sulphenamide forms one or more covalent disulfide bonds with the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase), thereby inhibiting its activity and the parietal cell secretion of H+ ions into the gastric lumen, the final step in gastric acid production. H+/K+ ATPase is an integral membrane protein of the gastric parietal cell.

ID

http://purl.obolibrary.org/obo/NCIT_C29032

ALT_DEFINITION

A drug that blocks acid from being made in the stomach. It is used to treat acid reflux disease and to prevent certain types of gastrointestinal ulcers. Esomeprazole magnesium is being studied in the prevention of esophageal cancer and in the treatment of other conditions, including side effects of chemotherapy. It is a type of anti-ulcer agent.

CAS_Registry

217087-09-7

Chemical_Formula

2C17H18N3O3S.Mg.3H2O

code

C29032

Contributing_Source

CTRP

FDA

definition

The magnesium salt of esomeprazole, the S-isomer of omeprazole, with gastric proton pump inhibitor activity. In the acidic compartment of parietal cells, esomeprazole is protonated and converted into the active achiral sulphenamide; the active sulphenamide forms one or more covalent disulfide bonds with the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase), thereby inhibiting its activity and the parietal cell secretion of H+ ions into the gastric lumen, the final step in gastric acid production. H+/K+ ATPase is an integral membrane protein of the gastric parietal cell.

Display_Name

Esomeprazole Magnesium

FDA_UNII_Code

R6DXU4WAY9

Has_Free_Acid_Or_Base_Form

http://purl.obolibrary.org/obo/NCIT_C65538

in_subset

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

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

http://purl.obolibrary.org/obo/NCIT_C116977

http://purl.obolibrary.org/obo/NCIT_C116978

label

Esomeprazole Magnesium

Legacy Concept Name

Esomeprazole_Magnesium

NCI_Drug_Dictionary_ID

367246

PDQ_Closed_Trial_Search_ID

367246

PDQ_Open_Trial_Search_ID

367246

Preferred_Name

Esomeprazole Magnesium

prefixIRI

NCIT:C29032

prefLabel

Esomeprazole Magnesium

Semantic_Type

Pharmacologic Substance

UMLS_CUI

C0937622

subClassOf

http://purl.obolibrary.org/obo/NCIT_C29723

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