The Drug-Induced Respiratory Disease Website and App
Frequency - Incidence
Incidence of respiratory adverse event(s) due to the specific drug as assessed by number of reported/published cases in the literature. Red digits in stars indicate: 0 = Very rare, questionable signal · 1 = < 10 cases · 2 = 10-50 cases · 3 = 50–100 cases · 4 = 100-200 cases · 5 = >200 cases
Evidence level/grade
Evidence level for respiratory adverse event(s) due to the specific drug as estimated using Hill’s (1965), Naranjo’s (1981), and Bégaud’s (1985) criteria applied to published cases. Blue digits in stars indicate: 0 = Questionable · 1 = Low · 2 = Moderate · 3 = Robust · 4 = Definite · 5 = Unquestionable, pathognomonic
Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia)
Publications
Methotrexate-Associated Hypersensitivity Pneumonitis After 15 Years of Use: A Case Report and Literature Review.
Mediterranean journal of rheumatology 2025 Jun;36;316-321 — 2025 Jun — 316-321
Pneumonia and methotrexate.
British medical journal 1970 Apr 18;2;156 — 1970 Apr 18 — 156