Abstract: In view of the health and addiction risks associated with opiates, anesthetic emulsions are described herein comprising eutectic mixtures of local anesthetics. In some embodiments, the anesthetic emulsions release one or more local anesthetics over a period of several days for continuous pain relief. An anesthetic emulsion, in some embodiments, comprises a dispersed phase comprising a eutectic mixture of lidocaine and benzocaine, and an aqueous or aqueous- based continuous phase comprising bupivacaine.