The more pills in a package deal, the lower the price for 1 pill! Inhibition of cytochrome P450 exercise by clarithromycin affects the metabolism of theophylline. Fatal toxic epidermal necrolysis and fulminant hepatitis occurred shortly after the beginning of treatment with clarithromycin in a 47-year-outdated man who was taking disulfiram. Clarithromycin (0.75-2 g/day), minocycline (200 mg/ day), biaxin medication and clofazimine (a hundred mg/day) for 15 months had been investigated as remedy of MAC lung illness in 30 HIV-unfavorable patients. Torsade de pointes occurred in a 77-year-outdated woman taking cisapride and clarithromycin. Bronchospasm with clarithromycin occurred in a 44-year-old woman who had no historical past of respiratory allergies but had had opposed drug reactions to basic and regional anesthetics and to ceftriaxone. Visible hallucinations with marked anxiety and nervousness occurred after the second dose of oral clarithromycin 500 mg in a 32-yr-old lady. In a multicenter, double-blind, randomized comparison of cefprozil, 500 mg bd for 5 days and clarithromycin 500 mg bd for 10 days in 295 subjects with an acute exacerbation of chronic bronchitis, the commonest adverse effects of clarithromycin had been nausea (8%), diarrhea (12%), style disturbance (8%), and dry mouth (5%). Clarithromycin (250 mg bd for 10 days) was as efficient as cefuroxime axetil (250 mg bd for 10 days) within the remedy of acute maxillary sinusitis in a randomized, double-blind, multicenter research in 370 patients; 10% of patients in each group had adversarial events.