Article Text
PostScript
Correspondence
Authors’ response to Metzdorf et al
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We appreciate the contribution to this discussion from Metzdorf et al 1, and the efforts made by the company to assess the safety of the Handihaler and Respimat through pooling datasets from randomised controlled trials. We would like reassurance that the pooled analysis of the three 1-year and one 6-month placebo-controlled trials with Spiriva Respimat detailed on the product information website was based on an intention to treat …
Footnotes
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Competing interests None.
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Provenance and peer review Not commissioned; internally peer reviewed.