hyoscine hydrobromide

CLINICAL USE


Motion sickness Premedication Palliative care

DOSE IN NORMAL RENAL FUNCTION

Motion sickness: Oral: 300 mcg 30 minutes before start —of journey then 300 mcg every 6 hours if required; maximum 3 doses in 24 hoursTopical: 1 patch 5–6 hours before —journey, replace after 72 hoursPremedication (SC/IM): 200–600 mcg 30–60 minutes before anaesthesiaSC Infusions: Excessive secretions (patch can also be used for this indication): 0.6–2.4 mg over 24 hoursBowel colic: 20–60 mg over 24 hours

PHARMACOKINETICS

  • Molecular weight &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp :438.3
  • %Protein binding &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp :10
  • %Excreted unchanged in urine &nbsp &nbsp : 2 (1 – oral, 34 – transdermal)
  • Volume of distribution (L/kg) &nbsp &nbsp &nbsp :No data
  • half-life – normal/ESRD (hrs)&nbsp &nbsp &nbsp :8

    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:Dialysed. Dose as in normal renal function

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

    IMPORTANT DRUG INTERACTIONS

    Potentially hazardous interactions with other drugs
  • None known

    ADMINISTRATION

    Reconstition

    Route

    Oral, topical, SC, IM

    Rate of Administration

    Comments

    OTHER INFORMATION

    Only 2–8% of oral dose is absorbed