Choi L, McIntyre S, Furnival-Adams J. Indoor residual spraying for preventing malaria. The insecticide lasts for at least four months, killing mosquitoes that land on them. 2019 May 23;5(5):CD012688. Choi L, McIntyre S, Furnival-Adams J. Indoor residual spraying for preventing malaria. IRS is another powerful way to rapidly reduce malaria transmission. The role and cost-effectiveness of indoor residual-house spraying (IRS) for malaria control has received far less attention. Selection criteria: rent global malaria control goals. H Holes were made in the nets to mimic worn nets. Indoor residual spraying or IRS is the process of spraying the inside of dwellings with an insecticide to kill mosquitoes that spread malaria. Indoor residual spraying in combination with insecticide-treated nets compared to insecticide-treated nets alone for protection against malaria: a cluster randomised trial in Tanzania. Overview. 1.2 Indoor residual spraying (IRS) IRS is the application of long-acting chemical insecticides on the walls and roofs of all houses and domestic animal shelters in a given area, in order to kill the adult vector mosquitoes that land and rest on these surfaces. 2018 Nov 6;11(11):CD000363. This operational manual aims to assist malaria programme managers, entomologists and public health officers in … Many malaria vectors are considered “endophilic”; that is, the mosquito vectors rest inside houses after taking a blood meal. Insecticide‐treated nets (ITNs) are bed nets treated with insecticides, preventing mosquitoes from biting people and reducing the mosquito population. There is conflicting evidence that the combined application of both interventions is better than either LLINs or IRS used alone. 2004;(2):CD000363. preventing malaria and reducing mosquito bites, incidental benefits, respect for authority, training and capacity building, and sensitization activities. Indoor residual spraying (IRS) is an efficient method of preventing malaria in homes, and community willingness to take up IRS is critical to its success. Malaria is … BACKGROUND: Primary malaria prevention on a large scale depends on two vector control interventions: indoor residual spraying (IRS) and insecticide-treated mosquito nets (ITNs). Data collection and analysis: HHS World Health Organization/Roll Back Malaria; 2006. By malaria species, IRS also reduced the incidence of P. falciparum (PE 93%, 95% CI 61 to 98% in Pakistan) and P. vivax (PE 79%, 95% CI 45 to 90% in Pakistan); There were similar impacts on malaria prevalence for any infection: PE 76% in Pakistan; PE 28% in India. DOI: 10.1002/14651858.CD006657.pub2, Copyright © 2021 The Cochrane Collaboration. Indoor residual spraying for preventing malaria: Cochrane systematic review answers are found in the Cochrane Abstracts powered by Unbound Medicine. IRS versus no IRSStable malaria (entomological inoculation rate (EIR) > 1): In one RCT in Tanzania IRS reduced re-infection with malaria parasites detected by active surveillance in children following treatment; protective efficacy (PE) 54%. Lindsay SW, Davies M, Alabaster G, Altamirano H, Jatta E, Jawara M, Carrasco-Tenezaca M, von Seidlein L, Shenton FC, Tusting LS, Wilson AL, Knudsen J. Philos Trans R Soc Lond B Biol Sci. Indoor residual spraying: an operational manual for indoor residual spraying (IRS) for malaria transmission control and elimination – 2nd ed. To quantify the impact of IRS alone, and to compare the relative impacts of IRS and ITNs, on key malariological parameters. Indoor Residual Spraying (IRS) is a standardised and well-established control method for mosquitoes. Spraying houses with insecticides (indoor residual spraying; IRS) to kill mosquitoes is one of the main methods that have been used to control malaria on a large scale. Fogging or ultra-low volume spraying or area spraying is primarily reserved for emergency situations such as epidemics. Cochrane Database of Systematic Reviews 2019, Issue 3. Malaria Control Programme Manager, Dr. Michael Kayange has said Indoor Residual Spraying (IRS) is an effective way of Malaria control if properly … Indoor residual spraying (IRS) is widely used as a vector control measure, although there are conflicting findings of its effectiveness in reducing malaria incidence. Cochrane Database of Systematic Reviews 2010, Issue 4. Malaria prevention in highland Kenya: indoor residual house‐spraying vs. insecticide‐treated bednets Malaria prevention in highland Kenya: indoor residual house‐spraying vs. insecticide‐treated bednets Guyatt, Helen L. ; Corlett, Sarah K. ; Robinson, Timothy P. ; Ochola, Sam A. ; Snow, Robert W. 2002-04-01 00:00:00 This study compares the effectiveness and cost‐effectiveness … Get the latest public health information from CDC: https://www.coronavirus.gov, Get the latest research information from NIH: https://www.nih.gov/coronavirus, Find NCBI SARS-CoV-2 literature, sequence, and clinical content: https://www.ncbi.nlm.nih.gov/sars-cov-2/. Hi Historically, IRS has reduced malaria transmission in many settings in the world, but the health effects of … Methodological quality graph: review authors' judgements about each methodological quality item presented as percentages across all included studies. When the time came for district health officials in Samfya to carry out their indoor residual spraying program, they found it difficult to compete with the myths and misconceptions perpetuated about the malaria prevention method in northern Zambia. 2013 Aug 29;2013(8):CD008923. eCollection 2014 Apr. NIH Influence of a Major Mountainous Landscape Barrier (Mount Cameroon) on the Spread of Metabolic (. Historically, IRS has reduced malaria transmission in many settings in the world, but the health effects of IRS have never been properly quantified. 3Malaria Research Lead Programme, Medical Research BACKGROUND:Primary malaria prevention on a large scale depends on two vector control interventions: indoor residual spraying (IRS) and insecticide-treated mosquito nets (ITNs). This site needs JavaScript to work properly. Pluess, B., Tanser, Frank, Lengeler, C. et al and Sharp, B.L. We use cookies to improve your experience on our site. High coverage rates (90%) were attained in the district. This is important, and will help compare IRS with other vector control interventions. Clipboard, Search History, and several other advanced features are temporarily unavailable. The first phase of IRS was conducted in Tororo district, Uganda between December 2014 and January 2015. Cochrane Database Syst Rev. Philos Trans R Soc Lond B Biol Sci. However, Mulanda sub-county had the lowest coverage of 78%, in the first round. The primary interventions for the prevention of malaria include long-lasting insecticidal nets (LLINs) and indoor residual spraying of insecticide (IRS). Domestically, the burden of malaria is enormous and persistent (high morbidity, mortality, and economic loss). Conclusion: The numerous barriers to indoor residual spraying acceptance and implications show that acceptance levels could be improved. The best available treatment for malaria is artemisinin-based combination therapy (ACT). This study explores the facilitators and barriers to the acceptability and community uptake of indoor residual spraying in a highly endemic region of Ghana. Two authors independently reviewed trials for inclusion. Epub 2020 Dec 28. We also contacted researchers in the field, organizations, and manufacturers of insecticides (June 2007). Two authors extracted data, assessed risk of bias and analysed the data. IRS reduced malaria transmission in young children by half compared to no IRS in Tanzania (an area where people are regularly exposed to malaria), and protected all age groups in India and Pakistan (where malaria transmission is more unstable and where more than one type of malaria is found). However, the number of high-quality trials are too few to quantify the size of effect in different transmission settings. Combining long-lasting insecticidal nets and indoor residual spraying for malaria prevention in Ethiopia: study protocol for a cluster randomized controlled trial. Some limited data suggest that ITN give better protection than IRS in unstable areas, but more trials are needed to compare the effects of ITNs with IRS, as well as to quantify their combined effects. Some limited data suggest that ITN give better protection than IRS in unstable areas, but more trials are needed to compare the effects of ITNs with IRS, as well as to quantify their combined effects. For IRS to be effective, the following conditions must apply: Majority of vectors … When comparing parasitological re-infection by active surveillance after treatment in short-term cohorts, ITNs appeared better, but it was likely not to be significant as the unadjusted CIs approached 1 (risk ratio IRS:ITN = 1.22). It involves the application of a residual insecticide to internal walls and ceilings of housing structures where malaria vectors may come into contact with the insecticide. Studies were grouped into those comparing IRS with no IRS, and IRS compared with ITNs, and then stratified by malaria endemicity. Adding indoor residual spraying in communities using insecticide‐treated nets for the prevention of malaria. Spraying houses with insecticides (indoor residual spraying; IRS) to kill mosquitoes is one of the main methods that have been used to control malaria on … USA.gov. Entomological monitoring activities were implemented in one sentinel village in each district to evaluate the efficacy of pirimiphos-methyl 300 CS sprayed on different wall surfaces and its … Bjarne Robberstad. Stable malaria (entomological inoculation rate (EIR) > 1): In one RCT in Tanzania IRS reduced re-infection with malaria parasites detected by active surveillance in children following treatment; protective efficacy (PE) 54%. In several countries in sub-Saharan Africa, household ownership of ITNs has been scaled up rapidly over the last few years [ 1 , 3 , 4 ]. Indoor residual spraying (IRS) of insecticides is a major vector control strategy for malaria prevention. Two authors extracted data, assessed risk of bias and analysed the data. Adding indoor residual spraying in communities using insecticide-treated nets for the prevention of malaria, Electronic mosquito repellents for preventing mosquito bites and malaria infection, Mosquito repellents for malaria prevention, Insecticide-treated nets for preventing malaria, Mosquito larval source management for controlling malaria. Historically, IRS has reduced malaria transmission in many settings in the world, but the health effects of IRS have never been properly quantified. For malaria prevalence, ITNs appeared to give better protection against any infection compared to IRS in India (risk ratio IRS:ITN = 1.70) and also for both P. falciparum (risk ratio IRS:ITN = 1.78) and P. vivax (risk ratio IRS:ITN = 1.37). What was the aim of this review? Gimnig JE, Ombok M, Bayoh N, Mathias D, Ochomo E, Jany W, Walker ED. COVID-19 is an emerging, rapidly evolving situation. Indoor residual spraying (IRS) of insecticides is a major vector control strategy for malaria prevention. Available for iPhone, iPad, Android, and Web. Cochrane Database of Systematic Reviews 2019, Issue 3. It is critical for the reduction and, ultimately, for the interruption of malaria transmission. Both strategies use insecticides to kill mosquitoes that bite and rest indoors. Myers-Hansen JL, Abuaku B, Oyebola MK, Mensah BA, Ahorlu C, Wilson MD, Awandare G, Koram KA, Ngwa AA, Ghansah A. PLoS One. Malaria Journal, 2014. When the incidence of malaria episodes was measured by passive case detection, no difference was found in children aged one to five years (risk ratio = 0.88, direction in favour of IRS). 2020 Dec 7;15(12):e0233478. Globally, IRS protection declined from a peak of 5% in 2010 to 3% in 2017, with decreases seen across all WHO regions. Insecticide treated nets (ITNs) use and indoor residual spraying, are the best forms of controlling and preventing malaria. Malaria incidence was higher in the IRS arm in India (risk ratio IRS:ITN = 1.48) and in South Africa (risk ratio 1.34 but the cluster unadjusted CIs included 1). I.World Health Organization. Objectives: Both strategies use insecticides to kill mosquitoes that bite and rest indoors. IRS has helped to eliminate malaria from great parts of Asia, Russia, Europe, and Latin America, and successful IRS programmes have also been run in parts of Africa. Studies were grouped into those comparing IRS with no IRS, and IRS compared with ITNs, and then stratified by malaria endemicity. Methodological quality summary: review authors' judgements about each methodological quality item for each included study. Use of indoor residual spraying for scaling up global malaria control and elimination Indoor residual spraying (IRS) is one of the primary vector control interventions for … Uganda is the second largest contributor of total malaria cases in East and Southern Africa. Unfortunately it remains underutilized in sub-Saharan Africa, where, each year, malaria kills over a million people and drains the continent of US$12 billion. BACKGROUND Insecticide-treated nets (ITNs) and indoor residual spraying (IRS) are used to control malaria vectors. 2020 Dec 11;11(12):1492. doi: 10.3390/genes11121492. In the past, India was able to use DDT effectively in indoor residual spraying to cut dramatically the number of malaria cases and fatalities. Unfortunately, the level of evidence is very limited and no firm conclusions should be drawn on the basis of this review. Cochrane database of systematic reviews (Online), 4 . This review does not assess the potentially adverse effects of insecticides used for IRS, and it includes not only randomized controlled trials (RCTs), but also controlled before-and-after studies (CBA) and interrupted time series (ITS), as these methods were considered suitably rigorous. Indoor residual spraying for preventing malaria. 2014 Apr 15;11(4):e1001630. Hassandoust S, Moosa-Kazemi SH, Vatandoost H, Sedaghat MM, Akbarzadeh K. J Arthropod Borne Dis. eCollection 2020 Jun. Background Long-lasting insecticidal nets (LLINs) and indoor residual spraying (IRS) are the main malaria prevention interventions in Ethiopia. No difference was found for malaria prevalence or haemoglobin. IRS versus Insecticide Treated Nets (ITNs). Long-lasting insecticidal nets (LLINs) and indoor residual spraying (IRS) are the main malaria prevention interventions in Ethiopia. Indoor residual spraying for preventing malaria. For ITNs, the World Health Organization (WHO) only recommended pyrethroids until 2018, but mosquito vectors are becoming resistant to this insecticide. 3.Mosquito Control – methods. Where possible, we adjusted confidence intervals (CIs) for clustering. For ITNs, the World Health Organization (WHO) only recommended pyrethroids until 2018, but mosquito vectors are becoming resistant to this insecticide. Would you like email updates of new search results? 2020 Jun 30;14(2):214-227. doi: 10.18502/jad.v14i2.3748. BACKGROUND: Primary malaria prevention on a large scale depends on two vector control interventions: indoor residual spraying (IRS) and insecticide-treated mosquito nets (ITNs). Art.  |  We searched the Cochrane Infectious Diseases Group Specialized Register (September 2009), CENTRAL (The Cochrane Library 2009, Issue 3), MEDLINE (1966 to September 2009), EMBASE (1974 to September 2009), LILACS (1982 to September 2009), mRCT (September 2009), reference lists, and conference abstracts. Malaria incidence was higher in the IRS arm in India (risk ratio IRS:ITN = 1.48) and in South Africa (risk ratio 1.34 but the cluster unadjusted CIs included 1). Cochrane Database Syst Rev. Background: 2020 Nov 26;19(1):436. doi: 10.1186/s12936-020-03507-y. Another successful method of mosquito control relies on the use of physical barriers such as bednets or curtains that can also be sprayed with insecticides (insecticide treated nets; ITN). Indoor Residual Spraying. “The indoor residual spraying of insecticide to keep mosquitos out of homes is one of the key strategies we use to control malaria.” This year’s IRS campaign is the latest in a series of combined efforts between the U.S. Government and Madagascar’s Government to protect the Malagasy people from malaria. Insecticide-treated nets for preventing malaria. Recommendations for building out mosquito-transmitted diseases in sub-Saharan Africa: the DELIVER mnemonic. doi: 10.1371/journal.pmed.1001630. Malaria causes high rates of miscarriage (up to 60% in P falciparum) and maternal death rates of 10-50%. The pri- BACKGROUND: Primary malaria prevention on a large scale depends on two vector control interventions: indoor residual spraying (IRS) and insecticide-treated mosquito nets (ITNs). These mosquitoes are particularly susceptible to control through indoor residual spraying (IRS). Malaria is a public health problem in the Brazilian Amazon region. 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