“Slash and clear” for onchocerciasis control and epilepsy prevention in Cameroon

“Slash and clear” vector control for onchocerciasis elimination and epilepsy prevention: a community-based trial in Cameroonian villages

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR202101751275357

Enrollment

1448

Registered

2021-01-29

Start date

2021-05-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Onchocerciasis

Interventions

Slash and Clear to destroy blackfly breeding sites

No Slash and clear in the control villages

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Ages 3-6 years for Ov16 seroprevalence studies, and aged >5 years for skin snip studies Villages within 5 Km of blackfly breeding sites, with recent data confirming ongoing onchocerciasis transmission

Exclusion criteria

Exclusion criteria: Villages that are not directly close to the blackfly breeding sites (second line villages) even if they are located within 5 Km.

Design outcomes

Primary

Measure	Time frame
Blackfly biting rates;Ov16 seroprevalence in children	—

Secondary

Measure	Time frame
Microfilarial loads;Epilepsy incidence	—

Countries

Cameroon

Contacts

Public ContactLeonard Ngarka

Administrator at Brain Research Africa Initiative

lngarka@yahoo.com00237675005575

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026