Penicillin G Benzathine
Adult

Adult

Syphilis [Primary, Secondary, Early Latent]

Not pregnant:

2.4 million units IM x 1 dose

Pregnant:

2.4 million units IM weekly x 2 doses

Syphilis [Late latent, Latent syphilis of unknown duration, Cardiovascular syphilis and other tertiary syphilis not involving the central nervous system]

Not pregnant:

2.4 million units IM weekly x 3 doses

Pregnant:

2.4 million units IM weekly x 3 doses