Canadian family physician Médecin de famille canadien
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To estimate the cost savings that could result from implementation of a rational prescribing model for drug classes that are equivalent in terms of efficacy, toxicity, and convenience. ⋯ Most of the potential savings are derived from deprescribing the newest patent-protected medications in each class. Avoiding prescribing the newest intraclass drug, particularly in the absence of research to support its superiority in relevant clinical outcomes, could lead to considerable savings in health care expenditures and might push the pharmaceutical industry to innovate rather than imitate.