Thorax 68:967 doi:10.1136/thoraxjnl-2013-204089
  • PostScript
  • Correspondence

Response to: Should we give long-term macrolide therapy for COPD?

  1. Richard K Albert
  1. Correspondence to Dr Richard K Albert, Department of Medicine, Denver Health, 777 Bannock MC 4000, Denver, CO 80204-4507, USA; ralbert{at}
  • Received 24 June 2013
  • Accepted 26 June 2013
  • Published Online First 13 July 2013

The letter submitted by Crosbie and Woodhead1 pertaining to our study of azithromycin for prevention of acute chronic obstructive pulmonary disease (COPD) exacerbations2 contains a number of errors and misconceptions.

First, Crosbie and Woodhead stated that our study was not double-blind. The complete protocol (published as an on-line supplement to the manuscript) indicated that ‘This is a prospective, randomised, double-blind, placebo-controlled trial…’.1

Second, while Crosbie and Woodhead correctly note that …

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