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Types of local anesthetics

Group 1—local anesthetics without vasoconstrictors: mepivacaine 3%, prilocaine 4%. bGroup 2—local anesthetics with vasoconstrictors: lidocaine 2% with 1:50,000 or 1:100,000 epinephrine, mepivacaine 2% with 1:20,000 levonordefrin, prilocaine 4% with 1:400,000 epinephrine, articaine 4% with 1:100,000 epinephrine. cGroup 3—long-acting local anesthetics: bupivacaine 0.5% with 1:200,000 epinephrine, etidocaine 1.5% with 1:200,000 epinephrine.