| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| PURCH | PURCH_ATC(L04AX03) | Methotrexate | 21483 | |
| PURCH | PURCH_ATC(L04AX01) | Azathioprine | 8658 | |
| PURCH | PURCH_ATC(L01BB02) | Mercaptopurine | 1623 | |
| PURCH | PURCH_ATC(L04AX04) | Lenalidomide | 577 | |
| PURCH | PURCH_ATC(L04AX07) | Name not found | 547 | |
| PURCH | PURCH_ATC(L04AX05) | Pirfenidone | 317 | |
| PURCH | PURCH_ATC(L04AX06) | Pomalidomide | 134 | |
| PURCH | PURCH_ATC(L04AX02) | Thalidomide | 89 |