Inappropriate use of vancomycin for preventing perinatal group B streptococcal (GBS) disease in laboring patients Pelaez LM et al. - Most patients receiving intrapartum vancomycin for perinatal GBS prophylaxis either did not have a culture with sensitivities performed at the time of GBS screening due to a history of anaphylactic-like reactions to penicillin or received vancomycin for a mild or unknown allergy. Physician adherence to the CDC guidelines with regards to the use of vancomycin is far from optimal. [more...]