Congenital syphilis in neonate or infant w/o neurological involvelment 1,200,000 u.
Primary syphillis 1 dose,
secondary syphilis 2 doses,
late (tertiary, seropositive) syphilis 1-2 doses wkly for 3-5 wk.
Yaws Adult 1,200,000-2,400,000 u.
Childn <12 yr 600,000 u.
Pinta Adult 2,400,000 u.
Childn 1,200,000 u.
Other infections Adult 1,200,000 or 2,400,000 u once wkly.
Childn <12 yr 600,000 u at 1-3 day intervals. Alternatively 1,200,000 u at 2-4 wk intervals.
Prevention of recurrent rheumatic fever, rheumatic endocarditis, chorea, poststreptococcal glomerulonephritis, erysipela Adult 1,200,000-2,400,000 u at 4-wk intervals.
Childn <12 yr 600,000 u at 14-day intervals or 1,200,000 u at 4-wk intervals.
Prevention of scarlet fever in contacts Adult 2,400,000 u.
Childn <12 yr 600,000 u or alternatively 1,200,000 u at wkly intervals.
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