CLINICAL USE

Gastric acid suppression

DOSE IN NORMAL RENAL FUNCTION

Oral: 20–80 mg in the morningIV: 40–160 mg daily; doses >80 mg in 2 divided doses

PHARMACOKINETICS

  • Molecular weight                           :383.4
  • %Protein binding                           :98
  • %Excreted unchanged in urine     : 80 (as metabolites)
  • Volume of distribution (L/kg)       :0.15
  • half-life – normal/ESRD (hrs)      :1/2–3

    DOSE IN RENAL IMPAIRMENT

    GFR (mL/MIN)

  • 20 to 50     : Dose as in normal renal function
  • 10 to 20     : Dose as in normal renal function
  • <10           : Dose as in normal renal function

    DOSE IN PATIENTS UNDERGOING RENAL REPLACEMENT THERAPIES

  • CAPD                :Not dialysed. Dose as in normal renal function
  • HD                     :Not dialysed. Dose as in normal renal function
  • HDF/high flux   :Unknown dialysability. Dose as in normal renal function
  • CAV/VVHD      :Unknown dialysability. Dose as in normal renal function

    IMPORTANT DRUG INTERACTIONS

    Potentially hazardous interactions with other drugs

  • Antifungals: absorption of itraconazole and ketoconazole reduced

    ADMINISTRATION

    Reconstition

    10 mL sodium chloride 0.9%

    Route

    Oral, IV

    Rate of Administration

    2–15 minutes

    Comments

    Use within 12 hours of reconstitution Dilute to 100 mL with sodium chloride 0.9% or glucose 5%.(15.4 mg/mL) 1 mL contains 10 mg anhydrous morphine, 1.2 mg papaverine HCl, and 1.04 mg codeine HCl

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