Initial Antibiotic Therapy for Suspected Native Joint Septic Arthritis
| Antibiotic therapy (IV, high dose) | ||
|---|---|---|
| Organisms on Gram stain | Not allergic to penicillin | Allergic to penicillin |
| Gram-positive cocci | Vancomycin if MRSA suspected | Clindamycin |
| Gram-negative cocci | Ceftriaxone | Ceftriaxone (mild allergy) Seek expert advice if severe allergy |
| Gram-negative rods | Piperacillin-tazobactam | Ciprofloxacin |
| None seen | Flucloxacillin Vancomycin if MRSA suspected | Clindamycin |