Loperamide

CLINICAL USE


Antidiarrhoeal agent

DOSE IN NORMAL RENAL FUNCTION

4 mg stat, then 2 mg after each loose stool; maximum 16 mg daily

PHARMACOKINETICS

  • Molecular weight &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp :513.5
  • %Protein binding &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp :80
  • %Excreted unchanged in urine &nbsp &nbsp :
  • <10 &nbsp &nbsp &nbsp &nbsp &nbsp :
  • Volume of distribution (L/kg) &nbsp &nbsp &nbsp :No data
  • half-life – normal/ESRD (hrs)&nbsp &nbsp &nbsp :9–14/–

    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. Maximum dose usually 12 mg daily depending on tolerability

    DOSE IN PATIENTS UNDERGOING RENAL REPLACEMENT THERAPIES

  • CAPD &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp:Unlikely to be dialysed. Dose as in GFR <10 mL/min

  • HD &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp &nbsp :Unlikely to be dialysed. Dose as in GFR <10 mL/min
  • HDF/high flux &nbsp :Unknown dialysability. Dose as in GFR <10 mL/min
  • CAV/VVHD &nbsp &nbsp &nbsp:Unlikely to be dialysed. Dose as in normal renal function

    IMPORTANT DRUG INTERACTIONS

    Potentially hazardous interactions with other drugs
  • None known

    ADMINISTRATION

    Reconstition

    Route

    Oral

    Rate of Administration

    Comments

    OTHER INFORMATION

    In normal doses loperamide may cause excessive drowsiness in CKD 5