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  2. Diphenhydramine Citrate

    Common brand names: Benadryl, Genahist, Naramin

    Common side effects

    • Thick bronchial secretions
    • Drowsy
    • Dizziness
    • Anticholinergic toxicity
    • Sedation

    Common side effects

    • Thick bronchial secretions
    • Drowsy
    • Dizziness
    • Anticholinergic toxicity
    • Sedation
    • Muscle weakness


    If any of these effects persist or worsen, tell your doctor or pharmacist promptly

    • Drowsiness
    • Dizziness
    • Constipation
    • Stomach upset
    • Blurred vision


    If any of these effects persist or worsen, tell your doctor or pharmacist promptly

    • Drowsiness
    • Dizziness
    • Constipation
    • Stomach upset
    • Blurred vision
    • Dry mouth/nose/throat

    Tell your doctor right away if you have any serious side effects, including

    • Mental/mood changes
    • Difficulty urinating
    • Fast/irregular heartbeat

    Get medical help right away if you have any very serious side effects, including

    • Seizures

    A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including

    • Rash
    • Itching/swelling
    • Severe dizziness
    • Trouble breathing

    Other things to note

    • To relieve dry mouth, suck hard candy or ice chips, chew gum, drink water, or use a saliva substitute.
    • If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

    For informational purposes only. Consult a medical professional for advice.

    Source: First Databank Learn more

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