CMAJ Readers' Forum

Improving subscribing through use of CPS

Online posting: July 24, 1996
Published in print: Sept. 1, 1996 (CMAJ 1996;155:512)
Re: Strategies for improving prescribing practice, by Geoffrey M. Anderson and Joel Lexchin, CMAJ 1996; 154: 1013–1017 [full text]

See also: Improving prescribing practices in nursing homes [letter]


We support implementation of a mechanism to keep prescribers well informed in the rapidly changing world of therapeutics, as the authors of this article recommend. However, we believe that the Compendium of Pharmaceuticals and Specialties (CPS), published by the Canadian Pharmaceutical Association, can play a role in meeting this challenge.

In addition to its section containing drug monographs, CPS has a section containing clinical information (the Clin-Info Section, printed on lilac-coloured paper in the 31st edition). The Clin-Info Section is designed to provide useful information on the clinical effects of drugs, including such topics as drug interactions, serum drug-concentration monitoring and antiepileptic drug (AED) therapy. As contributors to the AED therapy section, we can attest that the Clin-Info Section is evidence based and is updated and peer reviewed annually. The major limitation of the section is that few physicians are aware of its existence or usefulness. This hypothesis was confirmed by the preliminary results of a survey that we conducted of family physicians to determine the references they used to search for information on AED (unpublished data, 1994).

We share Anderson and Lexchin's belief that multifaceted intervention is needed to improve the quality of prescribing. Since CPS is easily accessible to most physicians, the Clin-Info Section could be used for the dissemination of drug information to support improved prescribing. For the Clin-Info Section to take on this new role, it would be prudent to expand it to include information on current challenges in therapeutics, such as those involving antihypertensive and antidepressant drugs. The inclusion of excerpts from the treatment guidelines prepared by various medical societies would be invaluable. With greater awareness of the existence and usefulness of the Clin-Info Section, it could certainly play a major role in providing current, relevant, evidence-based information to meet the ultimate goal of improving prescribing practices.

Simone Cowan, BScPhm
G. Bryan Young, MD, FRCPC
London Health Sciences Centre
London, Ont.
druginfo@lhsc.on.ca


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