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Aromatic chalk with opium

Updated 2 Feb 2023 | Antimotility drugs


Mixture containing calcium carbonate 325mg and opium tincture 0.5ml per 10ml dose.

Each 10ml dose contains 5mg of anhydrous morphine.

Drugs List

  • aromatic chalk with opium bp 1988 mixture
  • Contraindications

    Epileptic disorder
    Head trauma
    Raised intracranial pressure
    Obstructive pulmonary disease
    Respiratory depression
    Acute ulcerative colitis
    Antibiotic associated colitis
    Children under 12 years

    Precautions and Warnings

    Inflammatory bowel disease
    Gastrointestinal obstruction

    Use with caution in patients with inflammatory or obstructive bowel disorder
    Advise patient that If symptoms persist longer than 24 hours they should contact a doctor.

    Must be ordered specially

    Ensure adequate hydration is maintained. Drink plenty of fluids during diarrhoeal episodes.

    There is a theoretical possibility that this preparation might cause drowsiness. Do not drive or operate machinery if affected.

    Avoid long term use as dependence may occur

    Side Effects

    Dry mouth
    Facial flushing


    It is strongly recommended that the UK National Poisons Information Service be consulted on cases of suspected or actual overdose where there is doubt over the degree of risk or about appropriate management.

    The following number will direct the caller to the relevant local centre (0844) 892 0111

    Information may be obtained if you have access to ToxBase the primary clinical toxicology database of the National Poisons Information Service. This is available via password on the internet (

    Reference Sources

    British National Formulary 50 September 2006

    Martindale 34th Edition
    Martindale 28th Edition

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