Multimodal analgesia is defined by the American Society of Anesthesiologists (ASA) Task Force on Acute Pain Management in their 2012 Pratice Guideline update: “Multimodal techniques for pain management include the administration of two or more drugs that act by different mechanisms for providing analgesia. These drugs may be administered via the same route or by different routes.” Anesthesiology 2012; 116:248 –73