Pharm-Rx Meclizine Hydrochloride

Pharm-Rx Meclizine Hydrochloride, consisting of meclizine hydrochloride, functions in over-the-counter (OTC) capacities within pharmaceuticals and nutraceuticals. Classified as an active pharmaceutical ingredient (API) under pharmaceutical actives and precursors in pharmaceuticals and nutraceuticals, it is commonly used in various formulations for its properties associated with motion sickness relief and antihistaminic effects.

Chemical Name: Meclizine Hydrochloride

CAS Number: 1104-22-9

Chemical Inventories: AICS (Australia), DSL (Canada)

Certifications & Compliance: California Proposition 65, FDA 29 CFR 1910.1200

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    Identification & Functionality

    Chemical Name
    Pharma & Nutraceuticals Functions
    Molecular formula
    C₂₅H₂₇ClN₂ · ₂HCl · H₂O
    Product Families

    Meclizine Hydrochloride contains not less than 97.0% and not more than 102.0% of C₂₅H₂₇ClN₂ · 2HCl, calculated on the anhydrous basis.

    Chemical Structure

     - 1

    Applications & Uses


    Physical Form
    Soluble In
    Typical Properties
    ValueUnitsTest Method / Conditions
    Molecular Weight481.89

    Regulatory & Compliance

    Certifications & Compliance
    Chemical Inventories
    FDA Disclaimer

    These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

    USP Reference Standards
    • USP Meclizine Hydrochloride RS USP Meclizine Related Compound A RS 4-Chlorobenzhydrol
    • C13H11ClO 218.68 USP Meclizine Related Compound B RS Isomeclizine 1-[(4-Chlorophenyl)(phenyl)methyl]-4-(2-methylbenzyl) piperazine dihydrochloride monohydrate
    • C25H27ClN2 · 2HCl · H2O 481.88

    Packaging & Availability

    Labelling Information

    If a test for Organic Impurities other than Procedure 1 is used, the labeling states the test with which the article complies.

    Storage & Handling

    Storage Information

    Preserve in tight containers. Store at room temperature.