Efficacy evaluation of plant based mosquito repellent lotion in the field

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

TCTR

Registry ID

TCTR20241026002

Enrollment

500

Registered

2024-10-26

Start date

2025-02-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Participants are in good health condition. Volunteers reside in regions identified as high-risk areas for malaria transmission. Mosquito-Borne Diseases,

Interventions

Plant-based mosquito repellent lotion will be provided to volunteers in 100 ml bottles. The distribution will occur monthly, with new bottles given each time and the used bottles collected for proper

Active Comparator Other,Active Comparator Other

Mosquito repellent A,Mosquito repellent B

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. General people who are in good health 2. Able to understand Thai language 3. People are not allergic to mosquito saliva 4. Health check and certified not to be suffering from insect-borne diseases

Exclusion criteria

Exclusion criteria: 1. Presentation of any physical disability 2. Volunteers have experienced illness as a direct consequence of their participation in the project 3. Volunteers are unable to comply with project requirements.

Design outcomes

Primary

Measure	Time frame
IgG level response to gSG6-P1 4 months after end of the intervention To evaluate antibody (IgG) responses to arthropod salivary proteins (gSG6-P1) as a measure of exposure to insect bites	—

Secondary

Measure	Time frame
N/A N/A N/A	—

Countries

Thailand

Contacts

Public ContactJirod Nararak

Kasetsart University

fagrjrn@ku.ac.th0882919395

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026