Several studies have shown salmeterol to be more potent than salbutamol for systemic effects

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7100.121 (Published 12 July 1997) Cite this as: BMJ 1997;315:121
  1. J Bennett, Specialist registrara,
  2. A E Tattersfield, Professor of respiratory medicinea
  1. a City Hospital, Nottingham NG5 1PB

    Editor—In their editorial on spacer devices in the treatment of asthma Christopher O'Callaghan and Peter Barry suggest1 that the finding of Smyth et al that salmeterol is some 10 times more potent than salbutamol for systemic effects may …

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