Error in Text. In the Review Article by Amabile and Spencer titled "Keeping Your Patient With Heart Failure Safe: A Review of Potentially Dangerous Medications," published in the April 12, 2004, issue of the ARCHIVES (2004;164:709-720), an error occurred in the text on page 717. On that page, in the subsection titled "Pergolide," the first sentence of the second full paragraph should have read as follows: "Pergolide is an ergot-derived dopamine receptor agonist used in the treatment of Parkinson disease and restless leg syndrome."