| Strong no recommendation |
| Corticosteroid monotherapy |
| Colchicine |
| Cyclosporin A |
| A combination of corticosteroids and immunomodulatory therapy |
| Interferon-γ-1b |
| Bosentan |
| Etanercept |
| Weak yes recommendation |
| Corticosteroids in patients with acute exacerbation |
| Treatment of asymptomatic gastro-oesophageal reflux |
| Weak no recommendation |
| Combination of prednisone, azathioprine and NAC: needs to be updated |
| Monotherapy with NAC: further update pending |
| Pirfenidone: needs to be updated |
| Anticoagulants: needs to be updated |
| PH associated with IPF: needs to be updated |
NAC: N-acetyl-cysteine; PH: pulmonary hypertension.