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International Journal of Tropical Medicine

ISSN: Online 1818-779X
ISSN: Print 1816-3319
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Efficacy of Lambdacyalothrin Impregnated Bednets Against Mosquitoes with Particular Reference to Anopheles Moucheti at Ebogo, Cameroon

Njan Nloga, A.M. , J. Messi and P. Carnevale
Page: 71-76 | Received 21 Sep 2022, Published online: 21 Sep 2022

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Abstract

The efficacy of bed nets impregnated with lambdacyalothrin at 15 mg/l, in reducing mosquitoes bites especially those from Anopheles moucheti was assessed during a two year at Ebogo, south Cameroon. Mosquito were captured using human baits at two nights per month, throughout the two-year study period. The impregnated bed nets were installed in the second year. The impregnated bed nets reduced the aggressive rate of mosquitoes in general by 69.7% and that of Anopheles moucheti in particular by 70%. The residual effect of the insecticide was more or less constant during the first seven months post-impregnation, but reduced irregularly during the last five months. The prevalence of malaria parasites also reduced significantly 40.3% (Z = 4.54), in subjects less than 15 years after the installation of impregnated bed nets. The parasitic densities of malaria reduced from 10 000 parasites/µL of blood to 1 000 parasites/µL of blood, in absence and presence of impregnated bed nets, respectively.


How to cite this article:

Njan Nloga, A.M. , J. Messi and P. Carnevale . Efficacy of Lambdacyalothrin Impregnated Bednets Against Mosquitoes with Particular Reference to Anopheles Moucheti at Ebogo, Cameroon.
DOI: https://doi.org/10.36478/ijtmed.2006.71.76
URL: https://www.makhillpublications.co/view-article/1816-3319/ijtmed.2006.71.76