Cohort Studyhigh evidence
Prescription psychostimulants or atomoxetine and the risk of stimulant-related hospital admissions in adults with and without stimulant use disorder: a Swedish population-based within-individual observational study.
The Lancet regional health. Europe·June 1, 2026·PMID 41939012
Why it mattersClinicians treating ADHD or other conditions with psychostimulants often hesitate when patients have a history of stimulant use disorder due to misuse concerns. This large, real-world study provides reassurance that treatment initiation is not associated with increased stimulant-related hospitalizations, even in this high-risk group.

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