Evidence map›Paper›PMID 41204263›Full record

ArticleTropical medicine and health2025

Indigenous knowledge and plant species used as mosquito repellents in the West Nile Subregion, Uganda.

Benson Oloya, Morgan Andama, Betty Akwongo, Paulino Amagu, Robert Opoke, Milton Candia, Rehemah Samanya, Philliam Taban, Emoses Agen Okello, Godwin Anywar

Abstract read
In one paragraph

Article in Tropical medicine and health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed, 1 synthesis or guideline pooled it.

  1. Ethnobotany, Phytochemistry, and Pharmacological Activities ofInternational journal of molecular sciences · 2026
    Pooled it
4 · The record

Corrections and comments

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

10 authors.

Benson OloyaDepartment of Chemistry, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda. b.oloya@muni.ac.ug.
Morgan AndamaDepartment of Biology, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Betty AkwongoDepartment of Biology, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Paulino AmaguDepartment of Chemistry, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Robert OpokeDepartment of Biology, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Milton CandiaDepartment of Nursing, Faculty of Health Sciences, Muni University, P.O. Box 725, Arua, Uganda.
Rehemah SamanyaDepartment of Physics, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Philliam TabanDepartment of Chemistry, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Emoses Agen OkelloDepartment of Chemistry, Faculty of Science, Muni University, P.O. Box 725, Arua, Uganda.
Godwin AnywarDepartment of Plant Sciences, Microbiology and Biotechnology, College of Natural Sciences, Makerere University, P.O. Box 7062, Kampala, Uganda. godwinanywar@gmail.com.

Funding

The Government of Uganda funded this study through the Muni University Research and Innovations Fund MUNIRIF 02/07
6 · The paper itself

Abstract

backgroundFemale Anopheles mosquitoes are the primary vectors for malaria transmission within communities, significantly contributing to the high burden of malaria in Africa overall and Uganda specifically. Many tropical plants have insect-repellent properties and have traditionally been used in their native regions to prevent mosquito bites.

methodsA cross-sectional ethnobotanical survey was conducted between January 2025 and May 2025 in five districts of the West Nile Subregion: Adjumani, Moyo, Madi-Okollo, Pakwach, and Obongi. Semi-structured questionnaires were used to collect data on indigenous knowledge about mosquito repellents from 57 respondents, who were selected through purposive and snowball sampling techniques. The ethnobotanical data were analyzed using descriptive statistics, the informant consensus factor, and preference ranking.

resultsA total of 42 plant species from 40 genera and 25 families were documented as being used to repel mosquitoes. The plants most commonly used for this purpose were: Azadirachta indica A.Juss. (9), Boswellia papyrifera (Caill.) (7), Aeschynomene americana L. (6), Mesosphaerum suaveolens (L.) Kuntze. (6), and Ocimum gratissimum L. (5). The most common indigenous method for repelling mosquitoes involves burning either dry cow dung (32%) or dry goat droppings (20%). Most of the plant species belong to the families Fabaceae (10), Lamiaceae (4), and Asteraceae (3). The majority of the plant species used were trees (43%) and herbs (42%), with leaves (42%) and seeds (12%) being the most frequently used plant parts. Except for Cymbopogon citratus (DC.) Stapf and M. suaveolens, which are used as live plants for repelling mosquitoes, all other plant species used were prepared by burning or smoking indoors.

conclusionsCommunities in the West Nile Subregion, especially those living along the River Nile, possess rich indigenous knowledge and practices used to repel mosquitoes in their efforts to control deadly malaria.

Indexed as

EthnobotanicalIndigenous knowledgeMalariaMedicinal plantsMosquito repellentsTraditional medicine

Identifiers

PMID41204263
PMCPMC12593873

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.