Evidence map›Paper›PMID 41670874›Full record

ArticleDrugs - real world outcomes2026

Age and Gender Heterogeneity in Adverse Drug Reactions Associated with Hemp Use: Evidence from the FDA Pharmacovigilance Data in the Last Two Decades.

Chengwen Teng, Jun Wu, Jing Yuan, Z Kevin Lu

Abstract read
In one paragraph

Article in Drugs - real world outcomes, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Chengwen TengDepartment of Clinical Pharmacy and Outcomes Sciences, College of Pharmacy, University of South Carolina, 715 Sumter Street, Columbia, SC, 29208, USA. tengc@mailbox.sc.edu.ORCID http://orcid.org/0000-0001-9239-2125
Jun WuDepartment of Sociobehavioral and Administrative Pharmacy, Nova Southeastern University, Fort Lauderdale, FL, USA.
Jing YuanInstitute of Chinese Medical Sciences, University of Macau, Avenida da Universidade, Taipa, Macao SAR, China.
Z Kevin LuDepartment of Clinical Pharmacy and Outcomes Sciences, College of Pharmacy, University of South Carolina, 715 Sumter Street, Columbia, SC, 29208, USA. lu32@email.sc.edu.

Funding

American Association of Colleges of Pharmacy 10012653University of South Carolina 100014638
6 · The paper itself

Abstract

backgroundHemp-derived products are increasingly used for medical and wellness purposes following legalization, yet systematic safety data remain limited.

objectiveWe aimed to identify the most common adverse drug reactions associated with hemp use and to evaluate age- and gender-specific differences in risk.

methodsWe analyzed adverse event reports submitted to the US Food and Drug Administration Adverse Event Reporting System (FAERS) from 1 January, 2004 to 30 June, 2025. Reporting odds ratios (RORs) with 95% confidence intervals (CIs) for hemp-associated adverse drug reactions were calculated.

resultsAmong 19,345,024 FAERS reports, 1712 involved hemp products. The most frequently reported adverse drug reactions included fatigue (180), nausea (152), diarrhea (138), headache (126), dizziness (119), pain (119), anxiety (115), dyspnea (86), arthralgia (82), vomiting (82), insomnia (79), depression (76), weight decreased (70), asthenia (68), feeling abnormal (68), fall (67), decreased appetite (60), pain in extremity (60), seizure (60), and somnolence (58). Seizures (ROR 6.76, 95% CI 5.22-8.75), anxiety (ROR 5.15, 95% CI 4.26-6.22), and depression (ROR 4.13, 95% CI 3.28-5.19) were most strongly associated with hemp. Older adults exhibited higher RORs for diarrhea, dizziness, arthralgia, asthenia, fall, decreased appetite, and pain in extremity, whereas younger adults showed stronger associations with fatigue, nausea, headache, pain, anxiety, dyspnea, vomiting, insomnia, depression, weight decreased, feeling abnormal, seizure, and somnolence. Women demonstrated higher RORs across nearly all adverse drug reactions except seizures, which were more strongly associated with men.

conclusionsUse of hemp-derived products are associated with adverse drug reactions, including serious neurological and psychiatric events, with marked heterogeneity by age and gender.

Identifiers

PMID41670874
PMCPMC13003082

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