['peripheral neuropathy']
['lidocaine', 'placebo']

        Inclusion Criteria:

          -  Peripheral neuropathic pain from peripheral nerve injury within 6 months after injury

          -  Well understand to Thai language in writing or listening

        Exclusion Criteria:

          -  Underlying Heart disease or Arrhythmia

          -  Allergy to lidocaine, Gabapentin, Carbamazepine, tramadol

          -  History of epilepsy

          -  History of lidocaine used

          -  Underlying Psychiatric disease

          -  History of drug abuse

          -  Pregnancy and nursing
      