Limb trauma is a painful condition that requires urgent analgesic treatment . Intravenous Opioids and NSAIDs are used extensively to control pain; both of them are with side effects. Paracetamol is a safe and effective analgesic that is used by oral or rectal routs for pain control, and in therapeutic doses has less side effects than Morphine and NSAIDs, and approved as a safe and effective analgesic in emergency department.