Oral therapy for M. catarrhalis bronchiectasis exacerbations in adults
If M. catarrhalis is isolated in the sputum sample of an adult with a bronchiectasis exacerbation, useChang, 2023Hill, 2019:
amoxicillin+clavulanate 875+125 mg orally, 12-hourly; see advice on modification and duration of therapy. For dosage adjustment in adults with kidney impairment, see amoxicillin+clavulanate oral dosage adjustment. amoxicillin + clavulanate amoxicillin+clavulanate amoxicillin+clavulanate
For adults who have had a hypersensitivity reaction to a penicillin, use:
doxycycline 100 mg orally, 12-hourly; see advice on modification and duration of therapy. doxycycline doxycycline doxycycline