Table 3.
Anatomical Therapeutic Chemical classification system: level 1
| Code | Contents |
|---|---|
| A | Alimentary tract and metabolism |
| B | Blood and blood-forming organs |
| C | Cardiovascular system |
| D | Dermatologicals |
| G | Genito-urinary system and sex hormones |
| H | Systemic hormonal preparations, excluding sex hormones and insulins |
| J | Anti-infectives for systemic use |
| L | Antineoplastic and immunomodulating agents |
| M | Musculo-skeletal system |
| N | Nervous system |
| P | Antiparasitic products, insecticides, and repellents |
| R | Respiratory system |
| S | Sensory organs |
| V | Various |
Assessed on [19].