[header] How to heal a leg fracture in a rabbit [title] Contact the veterinarian about the injury. [step] As soon as you notice your rabbit is in pain or injured, call the vet to let them know you're bringing in your injured rabbit. Tell the vet about your rabbit's condition and that you think its leg may be fractured. 
Ask the vet about giving your rabbit pain medications and what dosages they'd recommend. If your rabbit injures itself during your vet's off-hours, contact an emergency animal hospital.