Cyclizine

Chemical formula: C₁₈H₂₂N₂  Molecular mass: 266.381 g/mol  PubChem compound: 6726

Active ingredient description

Cyclizine is a histamine H1 receptor antagonist of the piperazine class which is characterised by a low incidence of drowsiness. It possesses anticholinergic and antiemetic properties. The exact mechanism by which cyclizine can prevent or suppress both nausea and vomiting from various causes is unknown.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
R06AE03 Cyclizine R Respiratory system → R06 Antihistamines for systemic use → R06A Antihistamines for systemic use → R06AE Piperazine derivatives
Discover more medicines within R06AE03

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
VALOID Solution for injection Health Products Regulatory Authority (IE) MPI, EU: SmPC
CYCLIZINE Tablet Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 82-92-8
DrugBank Drug: DB01176
KEGG Drug: D03621
PubChem Compound: 6726
RxNorm Ingredient: 2977
SNOMED-CT Concept: 387491004
Cyclizine (substance)
UNII Identifier: QRW9FCR9P2
CYCLIZINE

Medicines

Cyclizine is an active ingredient of these brands:

Austria (AT)

Cyprus (CY)

  • (combination) MIGRIL as CYCLIZINE HYDROCHLORIDE

Finland (FI)

  • MARZINE as CYCLIZINE HYDROCHLORIDE

Ireland (IE)

  • VALOID as CYCLIZINE HYDROCHLORIDE

  • (combination) CYCLIMORPH as CYCLIZINE TARTRATE

New Zealand (NZ)

Singapore (SG)

South Africa (ZA)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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