In the context of treating a patient with pulmonary fibrosis, it is crucial to avoid medications that could exacerbate lung-related issues. Amiodarone is an antiarrhythmic drug known to have adverse effects on the pulmonary system. Specifically, amiodarone can cause pulmonary toxicity, potentially leading to conditions such as pneumonitis or further aggravating pulmonary fibrosis. Given this information, prescribing amiodarone to a patient with existing pulmonary fibrosis could worsen their respiratory condition.
Thus, the appropriate choice of antiarrhythmic to avoid in a patient with pulmonary fibrosis is:
