Table 3.
Numbers and percentages of drugs involved in the MEs reported according to the organ or system on which the drug acted, based on ATC code descriptions (Catalonia, 2019–2021).
| ATC Code | ATC Code Description | Global Notifications | |
|---|---|---|---|
| (n = 1505) | % | ||
| N | Nervous system | 287 | 19.1 |
| C | Cardiovascular system | 239 | 15.9 |
| A | Alimentary tract and metabolism | 230 | 15.3 |
| J | Anti-infectives for systemic use | 178 | 11.8 |
| R | Respiratory system | 133 | 8.8 |
| B | Blood and blood-forming organs | 89 | 5.9 |
| M | Musculoskeletal system | 85 | 5.6 |
| H | Systemic hormonal preparations, excluding sex hormones and insulins | 72 | 4.8 |
| S | Sensory organs | 55 | 3.7 |
| D | Dermatological | 54 | 3.6 |
| G | Genitourinary system and sex hormones | 44 | 2.9 |
| Others | Medical devices and food supplements | 14 | 0.9 |
| L | Antineoplastic and immunomodulating agents | 13 | 0.9 |
| P | Antiparasitic products, insecticides, and repellents | 9 | 0.6 |
| V | Various | 3 | 0.2 |