# Knowledge and practices related to antimicrobial use in fighting cocks – a survey of fighting cock owners in Timor-Leste

**Authors:** Abrao J. Pereira, Frederico Amaral, Mauricio J. C. Coppo, Kirsten E. Bailey, Shawn Ting, James Gilkerson, Glenn F. Browning, Joanita Bendita D. C. Jong, Jenny-Ann L. M. L. Toribio

PMC · DOI: 10.3389/fcimb.2025.1569037 · Frontiers in Cellular and Infection Microbiology · 2025-09-29

## TL;DR

A survey in Timor-Leste found that fighting cock owners widely use antibiotics with little understanding of antimicrobial resistance, posing public health risks.

## Contribution

First survey on antimicrobial use and AMR knowledge among fighting cock owners in Timor-Leste.

## Key findings

- 76.2% of owners used antimicrobials, with amoxicillin and ampicillin being the most common.
- Urban owners and those with higher education showed better knowledge about antimicrobials.
- Low awareness of AMR highlights a high-risk environment for resistance development.

## Abstract

Cock fighting is an industry with a long standing in Southeast Asia and the birds have a high value. However, there is scant published literature on antimicrobial use and knowledge about antimicrobial resistance (AMR) among fighting cock owners in Timor-Leste. This survey assessed knowledge of fighting cock owners about antimicrobials and AMR, and their use of antimicrobials in fighting cocks.

This was a cross-sectional survey conducted on randomly selected owners of fighting cocks in urban areas in Timor-Leste between February and March 2023. Data collection was done using a structured questionnaire administered by face-to-face interviews.

A total of 275 participants were interviewed. Knowledge about antimicrobials and AMR among fighting cock owners in Timor-Leste was poor. Owners in urban areas (aOR = 2.4, 95% CI [1.4-4.1], p-value = 0.002) and those with higher education (aOR = 2.3, 95% CI [1.3-4.2], p-value = 0.007) were more knowledgeable about antimicrobials. The majority used antimicrobials (76.2%, 205/269) in their cocks and the most common antimicrobials used were amoxicillin (77.5%, 159/205) and ampicillin (54.2%, 111/205). The most common reasons for use were for treating fight wounds (85.4%, 175/205), respiratory signs (26.3%, 54/205), and diarrhea (21.0%, 43/205).

This study revealed widespread antimicrobial use by fighting cock owners with low awareness about AMR, which creates a high-risk environment for selection for emergence of AMR. There is a need for a comprehensive intervention that combines regulatory controls, enhanced surveillance, and a targeted campaign to mitigate public health risks in Timor-Leste.

## Linked entities

- **Chemicals:** amoxicillin (PubChem CID 33613), ampicillin (PubChem CID 6249)

## Full-text entities

- **Diseases:** diarrhea (MESH:D003967), wounds (MESH:D014947)
- **Chemicals:** amoxicillin (MESH:D000658), ampicillin (MESH:D000667)

## Full text

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## Figures

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## References

65 references — full list in the complete paper: https://tomesphere.com/paper/PMC12515814/full.md

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Source: https://tomesphere.com/paper/PMC12515814