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    Hydroxyzine

    Aliases: vistaril, atarax

    Categories

    depressant deliriant

    Summary

    An antihistamine drug commonly prescribed for anxiety, itchiness, nausea, and insomnia. Hydroxyzine has also been used to potentiate the analgesia of opioids as well as diminishing the negative effects of opioids, such as itchiness.

    Dose Information

    Onset, Duration & After-effects

    • Onset: 20-60 minutes
    • Duration: 3-5 hours
    • After-effects: 1-8 hours

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