however , because benzathine penicillin penetrates poorly into the cerebrospinal fluid much higher doses of procaine penicillin are now recommended , or alternatively the use of crystalline penicillin g.a recent who scientific group on treponemal infections has made new recommendations concerning the treatment of syphilis and these will be considered by the next who expert committee on venereal diseases , treponematoses and neisseria infections .
C0700462
crystalline penicillin
C0039128
syphilis