drugs information

Biaxin Filmtab Black Box Warning

Market Name: Biaxin Filmtab

Generic Name: Clarithromycin

Biaxin Filmtab is an antibiotic used to treat certain kinds of infections. Biaxin should not be taken in combination with dofetilide, macrolides and ketolides (eg, erythromycin, azithromycin), pimozide, QT-prolonging agents (eg, quinidine, sotalol, thioridazine), quinolones (eg, ciprofloxacin), or streptogramins (eg, mikamycin) because serious, possibly life-threatening side effects on the heart or irregular heartbeat may occur.

Biaxin should also not be taken with anticoagulants (eg, warfarin), aldosterone blockers (eg, spironolactone), benzodiazepines (eg, alprazolam), buspirone, carbamazepine, cilostazol, cisapride, colchicine, corticosteroids (eg, hydrocortisone), cyclosporine, digoxin, disopyramide, eletriptan, ergot alkaloids (eg, ergotamine, dihydroergotamine), H1 antagonists (eg, terfenadine, astemizole), HMG-CoA reductase inhibitors (eg, simvastatin), imatinib, macrolide immunosuppressants (eg, tacrolimus), macrolides and ketolides (eg, erythromycin, azithromycin), phosphodiesterase type-5 inhibitors (eg, sildenafil), rifampin, sumatriptan, theophyllines, or verapamil because the actions and side effects of these medicines may be increased.

A black box warning was added to Biaxin Filmtab's prescribing information by the FDA in October of 2005.

Black Box Warning Date: October 2005

FDA Link: Biaxin Filmtab

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