The World Health Organization's ATC classification organizes medical drugs based on therapeutic properties, chemical composition, and anatomy. It helps make essential medicines readily available globally and is widely used in the pharmaceutical industry.
| Level | Code | Title | |
|---|---|---|---|
| 1 | C | Cardiovascular system | |
| 2 | C03 | Diuretics | |
| 3 | C03A | Low-ceiling diuretics, thiazides | |
| 4 | C03AB | Thiazides and potassium in combination |
| Code | Title | |
|---|---|---|
| C03AB01 | Bendroflumethiazide and potassium | |
| C03AB02 | Hydroflumethiazide and potassium | |
| C03AB03 | Hydrochlorothiazide and potassium | |
| C03AB04 | Chlorothiazide and potassium | |
| C03AB05 | Polythiazide and potassium | |
| C03AB06 | Trichlormethiazide and potassium | |
| C03AB07 | Cyclopenthiazide and potassium | |
| C03AB08 | Methyclothiazide and potassium | |
| C03AB09 | Cyclothiazide and potassium |