Preferred Name

Phenoxybenzamine Hydrochloride

Synonyms
Definitions

The hydrochloride salt form of phenoxybenzamine, a synthetic, dibenzamine alpha-adrenergic antagonist with antihypertensive and vasodilatory properties. Phenoxybenzamine non-selectively and irreversibly blocks the postsynaptic alpha-adrenergic receptor in smooth muscle, thereby preventing vasoconstriction, relieving vasospasms, and decreasing peripheral resistance. Reflex tachycardia may occur and may be enhanced by blockade of alpha-2 receptors which enhances norepinephrine release. Phenoxybenzamine is reasonably anticipated to be a human carcinogen.

ID

http://purl.obolibrary.org/obo/NCIT_C44435

CAS_Registry

63-92-3

Chemical_Formula

C18H22ClNO.HCl

code

C44435

Contributing_Source

FDA

definition

The hydrochloride salt form of phenoxybenzamine, a synthetic, dibenzamine alpha-adrenergic antagonist with antihypertensive and vasodilatory properties. Phenoxybenzamine non-selectively and irreversibly blocks the postsynaptic alpha-adrenergic receptor in smooth muscle, thereby preventing vasoconstriction, relieving vasospasms, and decreasing peripheral resistance. Reflex tachycardia may occur and may be enhanced by blockade of alpha-2 receptors which enhances norepinephrine release. Phenoxybenzamine is reasonably anticipated to be a human carcinogen.

FDA_UNII_Code

X1IEG24OHL

Has_Free_Acid_Or_Base_Form

http://purl.obolibrary.org/obo/NCIT_C62065

in_subset

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

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

label

Phenoxybenzamine Hydrochloride

Legacy Concept Name

Phenoxybenzamine

NCI_Drug_Dictionary_ID

703206

NSC Number

37448

PDQ_Closed_Trial_Search_ID

703206

PDQ_Open_Trial_Search_ID

703206

Preferred_Name

Phenoxybenzamine Hydrochloride

prefixIRI

NCIT:C44435

prefLabel

Phenoxybenzamine Hydrochloride

Semantic_Type

Pharmacologic Substance

UMLS_CUI

C0701367

subClassOf

http://purl.obolibrary.org/obo/NCIT_C29713

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