Bicalutamide

CLINICAL USE

Treatment of prostate cancer

DOSE IN NORMAL RENAL FUNCTION

50–150 mg daily(with orchidectomy or gonadorelin therapy)

PHARMACOKINETICS

  • Molecular weight                           :430.4
  • %Protein binding                           :96
  • %Excreted unchanged in urine     : approx 50
  • Volume of distribution (L/kg)       :No data
  • half-life – normal/ESRD (hrs)      :6–7 days/Unchanged

    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                :Unlikely to be dialysed. Dose as in normal renal function
  • HD                     :Unlikely to be dialysed. Dose as in normal renal function
  • HDF/high flux   :Unknown dialysability. Dose as in normal renal function
  • CAV/VVHD      :Unlikely to be dialysed. Dose as in normal renal function

    IMPORTANT DRUG INTERACTIONS

    Potentially hazardous interactions with other drugsCisapride: avoid concomitant use See ‘Other Information’

    ADMINISTRATION

    Reconstition

    Route

    Oral

    Rate of Administration

    Comments

    OTHER INFORMATION

  • In vitro studies have shown that bicalutamide is an inhibitor of CYP450 3A4. For drugs eliminated by this route, e.g. ciclosporin, tacrolimus, sirolimus, it is recommended that plasma concentrations and clinical condition be monitored following initiation or cessation of bicalutamide therapy
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