Betaxolol hydrochloride
CLINICAL USE
Hyperlipidaemia
DOSE IN NORMAL RENAL FUNCTION
200 mg, 3 times a day Modified release: 400 mg daily
PHARMACOKINETICS
DOSE IN RENAL IMPAIRMENT
GFR (mL/MIN)
40–60 400 mg daily15–40 200 mg every 24–48 hours<15 Avoid
DOSE IN PATIENTS UNDERGOING RENAL REPLACEMENT THERAPIES
IMPORTANT DRUG INTERACTIONS
Potentially hazardous interactions with other drugsAntibacterials: increased risk of myopathy with daptomycin – try to avoid concomitant useAnticoagulants: enhances effect of coumarins and phenindione; dose of anticoagulant should be reduced by up to 50% and adjusted by monitoring INRAntidiabetics: may improve glucose tolerance and have an additive effect with insulin or sulphonylureasCiclosporin: may increase nephrotoxicity and reduce ciclosporin levelsLipid-regulating drugs: increased risk of myopathy in combination with statins and ezetimibe – avoid with ezetimibe; do not exceed 10 mg of simvastatin1
ADMINISTRATION
Reconstition
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Route
Oral
Rate of Administration
–
Comments
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OTHER INFORMATION
Take dose with or after food Contraindicated in nephrotic syndrome There should be an interval of 2 hours between intake of ion exchange resin and bezafibrateModified-release preparation is not appropriate in renal impairment