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Table 3 Concurrent medications

From: Randomised, controlled trial of N-acetylcysteine for treatment of acute exacerbations of chronic obstructive pulmonary disease [ISRCTN21676344]

  N-acetylcysteine (n = 25) Placebo (n = 25)
Inhaled steroids 15 9
Oral prednisone 9 6
Short acting inhaled beta-agonists 20 19
Ipratropium bromide 14 14
Long acting inhaled beta-agonists 7 7
Theophylline 4 1
  1. The patients on treatment with oral prednisone included patients on long term treatment with oral steroids and those who were prescribed prednisone for this exacerbation prior to admission. There was no significant difference between the N-acetylcysteine and placebo groups for any of the concomitant medicines.