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. Author manuscript; available in PMC: 2018 Apr 5.
Published in final edited form as: MMWR Recomm Rep. 2015 Jun 5;64(RR-03):1–137.
Alternative Regimen

Azithromycin suspension, 20 mg/kg/day orally, 1 dose daily for 3 days*

*An association between oral erythromycin and azithromycin and infantile hypertrophic pyloric stenosis (IHPS) has been reported in infants aged <6 weeks. Infants treated with either of these antimicrobials should be followed for signs and symptoms of IHPS.