First, do no harm: Danger in standard treatment for a serious lung disease

A combination of three drugs used worldwide as the standard of care for a serious lung disease puts patients in danger of death or hospitalization, and should not be used together to treat the disease, called idiopathic pulmonary fibrosis, according to the surprising results of a rigorous independent study. The findings show the importance of testing treatments that doctors give for any condition -- to see if they truly help, and don't harm, patients.

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