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Chlorpromazine equivalents: a consensus of opinion for both clinical and research applications

Published online by Cambridge University Press:  02 January 2018

Maria Atkins*
Napsbury Hospital, London Colney, near St Albans, Herts AL2 1AA
Adrian Burgess
Charing Cross and Westminster Medical School
Clare Bottomley
Chelsea and Westminster Hospital
Massimo Riccio
Charing Cross and Westminster Hospital and The Priory Hospital, London SW15
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A consensus of available information is used to produce a working table of conversion for the most commonly used drugs to chlorpromazine equivalents. A user-friendly computer program has also been developed from this information. The use of the concept In the clinical setting and for research purposes is briefly discussed.

Drug Information Quarterly
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This is an Open Access article, distributed under the terms of the Creative Commons Attribution (CC-BY) license (, which permits unrestricted re-use, distribution, and reproduction in any medium, provided the original work is properly cited.
Copyright © 1997 The Royal College of Psychiatrists


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