Treatment of Withdrawal Symptoms With NADA Acupuncture in Chronic Pain Patients

Inclusion Criteria: * Chronic pain patients treated with opioids over 3 months * The patient's doctor or nurse assesses that there is an indication to opioid withdrawal and / or the patient wishes to withdraw. * The patient is motivated for opioid withdrawal * The patient has experienced withdrawal symptoms * The patient must be able to understand, speak and write Danish * The patient must be able to transport himself to the pain center Exclusion Criteria: * Children under 18 years old * External ear infection * Treatment with benzodiazepines. * Active substance abuse and alcohol abuse. * Contraindications for treatment with clonidine: * Allergy * Bradyarrhythmias caused by diseased sinus cube or AV block of 2nd or 3rd grade. * lactose intolerance * Heart failure * High medullary damage * Cardiac conduction disturbances * Pregnancy and breastfeeding