Research
Metabolic adaptation
The Open Formulary group had a modest weight reduction of −2.5 kg ± 4.4 kg.
Practitioners may note that an open formulary can also contribute to modest weight loss in patients.
StrongSupportsmedium confidence
The Open group had a modest weight reduction (−2.5 kg ± 4.4 kg, p = 0.027).
Why this rating
The study is a retrospective cohort study with clear outcomes.
Source
Impact of a Restrictive Formulary on glycemic control compared with an Open Formulary
Tinh Duong et al. · JACCP JOURNAL OF THE AMERICAN COLLEGE OF CLINICAL PHARMACY · 2024
DOI 10.1002/jac5.2048
cohort
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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