Table 2.
Most common medication classes according to the WHO Anatomical Therapeutic Chemical (ATC) classification system
| ATC | Number of medication prescriptions: n (%) | Number of patients with at least 1 prescription of this type: n (%) | |
|---|---|---|---|
| Alimentary tract and metabolism (A) | 934 (18.0%) | 459 (82.6%) | |
| A11 | Vitamins | 306 (5.89%) | 245 (44.1%) |
| A02 | Drugs for acid-related disorders | 224 (4.31%) | 218 (39.2%) |
| A10 | Drugs used in diabetes | 179 (3.44%) | 135 (24.3%) |
| A06 | Drugs for constipation | 98 (1.89%) | 83 (14.9%) |
| Others | Alimentary tract and metabolism medications | 127 (2.44%) | 118 (21.2%) |
| Blood and blood-forming organs (B) | 559 (10.8%) | 402 (72.3%) | |
| B01 | Antithrombotic agents | 395 (7.60%) | 340 (61.2%) |
| B03 | Antianemic preparations | 164 (3.20%) | 162 (29.1%) |
| Cardiovascular system (C) | 2031 (39.1%) | 545 (98.0%) | |
| C03 | Diuretics | 431(8.29%) | 413 (74.3%) |
| C08 | Calcium channel blockers | 316 (6.08%) | 310 (55.7%) |
| C10 | Lipid-modifying agents | 286 (5.50%) | 276 (49.6%) |
| C09 | Agent acting on the renin-angiotensin system | 281 (5.41%) | 262 (47.1%) |
| C07 | Beta-blocking agents | 268 (5.16%) | 264 (47.5%) |
| C02 | Antihypertensive drugs | 203 (3.91%) | 166 (29.9%) |
| Others | Antihypertensive medications | 246 (4.73%) | 196 (35.3%) |
| Musculoskeletal system (M) | |||
| M04 | Antigout preparations | 171 (3.29%) | 167 (30.03%) |
| Others | Musculoskeletal system medications | 34 (1%) | 165 (29.7%) |
| Nervous system (N) | 450 (8.70%) | 273 (49.1%) | |
| N05 | Psycholeptics | 212 (4.08%) | 184 (33.1%) |
| N06 | Psychoanaleptics | 95 (1.83%) | 82 (14.8%) |
| N02 | Analgesics | 110 (2.12%) | 94 (16.9%) |
| Other | nervous system medications | 33 (0.64%) | 32 (5.8%) |
| Various (V) | 397 (7.6%) | 296 (53.2%) | |
| V03 | Drugs for treatment of hyperkalemia and hyperphosphatemia | 122 (2.35%) | 122 (21.94%) |
| 275 (5.29%) | 242 (43.53%) | ||
| Other class of medications | 620 (11.9%) | 401 (72.1%) | |