TASK DEFINITION: Adverse drug reactions are appreciably harmful or unpleasant reactions resulting from an intervention related to the use of medical products, which predicts hazard from future administration and warrants prevention or specific treatment, or alteration of the dosage regimen, or withdrawal of the product. Given medical case reports extracted from MEDLINE, the task is to classify whether the case report mentions the presence of any adverse drug reaction. Classify your answers into non-adverse drug event and adverse drug event.
PROBLEM: Fatal interstitial lung disease after erlotinib administration in a patient with radiation fibrosis.

SOLUTION: adverse drug event

PROBLEM: An apparent link is described between the use of MMF with prednisone to treat pemphigus vulgaris and the development of red blood cell anemia.

SOLUTION: adverse drug event

PROBLEM: To our knowledge, this is the first case of spontaneous remission of MTX-associated gastric LPD after discontinuation of MTX therapy.

SOLUTION:
adverse drug event