Preferred Name

Amitriptyline Hydrochloride

Synonyms
Definitions

The hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive activities. Amitriptyline inhibits the re-uptake of norepinephrine and serotonin by the presynaptic neuronal membrane in the central nervous system (CNS), thereby increasing the synaptic concentration of norepinephrine and serotonin. Due to constant stimulation to these receptors, amitriptyline may produce a downregulation of adrenergic and serotonin receptors, which may contribute to the antidepressant activity. In the CNS the antinociceptive activity of this agent may involve high affinity binding to and inhibition of N-methyl-D-aspartate (NMDA) receptors and/or the enhancement of the action of serotonin at the spinal terminals of an opioid-mediated intrinsic analgesia system.

ID

http://purl.obolibrary.org/obo/NCIT_C28819

ALT_DEFINITION

A drug that is used to treat depression and may be given to treat anxiety, sleep disorders, and pain. It is also being studied in an oral or gel form in the treatment of nerve pain caused by chemotherapy. Amitriptyline hydrochloride is a type of tricyclic antidepressant.

CAS_Registry

549-18-8

Chemical_Formula

C20H23N.ClH

code

C28819

Contributing_Source

FDA

definition

The hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive activities. Amitriptyline inhibits the re-uptake of norepinephrine and serotonin by the presynaptic neuronal membrane in the central nervous system (CNS), thereby increasing the synaptic concentration of norepinephrine and serotonin. Due to constant stimulation to these receptors, amitriptyline may produce a downregulation of adrenergic and serotonin receptors, which may contribute to the antidepressant activity. In the CNS the antinociceptive activity of this agent may involve high affinity binding to and inhibition of N-methyl-D-aspartate (NMDA) receptors and/or the enhancement of the action of serotonin at the spinal terminals of an opioid-mediated intrinsic analgesia system.

FDA_UNII_Code

26LUD4JO9K

Has_Free_Acid_Or_Base_Form

http://purl.obolibrary.org/obo/NCIT_C62005

in_subset

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

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

label

Amitriptyline Hydrochloride

Legacy Concept Name

Amitriptyline

NCI_Drug_Dictionary_ID

614649

NSC Number

104210

169910

PDQ_Closed_Trial_Search_ID

614649

PDQ_Open_Trial_Search_ID

614649

Preferred_Name

Amitriptyline Hydrochloride

prefixIRI

NCIT:C28819

prefLabel

Amitriptyline Hydrochloride

Semantic_Type

Organic Chemical

Pharmacologic Substance

UMLS_CUI

C0733667

subClassOf

http://purl.obolibrary.org/obo/NCIT_C94727

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