Methadone Urine test helps in detecting the presence of methadone in a person. Methadone is an opioid medication used to treat severe pain and aid as a maintenance therapy for opioid abuse. It helps in suppressing the symptoms of opioid withdrawal and reduces the cravings for consuming a stronger drug. Although, a recognized drug, Methadone has the potential to be used illegally for addictions. Methadone can be detected in urine up to 2-4 days after use.