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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.
Recommended Regimens for Infants and Children

Early Latent Syphilis
Benzathine penicillin G 50,000 units/kg IM, up to the adult dose of 2.4 million units in a single dose
Late Latent Syphilis
Benzathine penicillin G 50,000 units/kg IM, up to the adult dose of 2.4 million units, administered as 3 doses at 1-week intervals (total 150,000 units/kg up to the adult total dose of 7.2 million units)