<prompt> Drug of choice for syphilis in a pregnant womenAzithromycinPenicillinTetracyclineCeftriaxone  <response>: B i.e. Penicillin Penicillin is the only recommended agent for treatment of syphilis in pregnancyQ. If the patient has a documented penicillin allergy, desensitization and penicillin therapy should be given. 