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

    DOSE IN RENAL IMPAIRMENT

    GFR (mL/MIN)

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

    DOSE IN PATIENTS UNDERGOING RENAL REPLACEMENT THERAPIES

  • CAPD &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp:Not dialysed. Dose as in normal renal function

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