|  | 
| | N07 - Other Nervous System Drugs |  | This group comprises other nervous system drugs, which cannot be classified in the preceding 2nd levels in ATC group N.
 | 
 | 
| | N07B - Drugs Used in Addictive Disorders |  | This group comprises drugs used for maintenance treatment of addictive disorders. Drugs used for detoxification are classified in V03A - All other therapeutic products.
 | 
 | 
| | N07BC - Drugs Used in Opioid Dependence |  | Low strength formulations of buprenorphine (equal or less than 0.4 mg) are classified in N02AE. Naltrexone is classified in N07BB - Drugs used in alcohol dependence.Combinations of buprenorphine and naloxone are classified here.
 Morphine used for treatment of opioid dependence is classified in N02AA01.
 
 | 
 | 
| | N07BC51 - Buprenorphine, Combinations |  | | Concentr. | Adm.Route | Note | 
|---|
 |  | SL | Refers to buprenorphine | 
 | 
 |