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Health & Nutrition

Rising prescription and supplement use poses health risks for seniors

Older Americans are increasingly taking multiple prescription medications and dietary supplements.

Portrait of Dr. Maya Kessler
Public Health & Medicine · September 24, 2026
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Rising prescription and supplement use poses health risks for seniors
Rising prescription and supplement use poses health risks for seniors

Older Americans are increasingly taking multiple prescription medications and dietary supplements. Although the prevalence of potentially major drug-drug interactions has declined slightly, more than 1 in 5 older adults are potentially at risk, according to a USC-led study published September 24 in JAMA.

The research was led by Dima Mazen Qato of the USC Mann School of Pharmacy and Pharmaceutical Sciences and the USC Schaeffer Center for Health Policy & Economics, in collaboration with researchers from the Johns Hopkins Bloomberg School of Public Health and NORC at the University of Chicago. Using nationally representative data from nearly 5,000 community-dwelling U.S.

First reported by Medical News.

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