Evidence shows that oral pre-exposure prophylaxis (PrEP) reduces the risk of contracting HIV during sexual intercourse by more than 90% when taken daily. It is for this reason the National HIV Prevention Strategy 2015-2020 (2018 Revision) emphasises the role of preexposure prophylaxis (PrEP) in ...reducing new HIV infections in Malawi.
The Ministry of Health has prioritised PrEP use among the populations most at-risk of HIV infection in Malawi: young women ages 10 to 24 years, sero-discordant couples, female sex workers, men who have sex with men, and other priority populations (such as members of the uniformed services, prisoners, and mobile populations).
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Evidence from a systematic review on antenatal zinc supplementation was evaluated as part of the World Health Organization (WHO) antenatal care (ANC) guideline development process in 2016, and the following recommendation on zinc supplementation was made: “Zinc supplementation for pregnant women i...s only recommended in the context of rigorous research.” The Guideline Development Group (GDG) made this recommendation because it felt that the evidence on the intervention was incomplete and that more research was necessary.
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Evidence-based guidelines are one of the most useful tools for improving public health and clinical practice. Their purpose is to formulate interventions based on strong evidence of efficacy, avoid unnecessary risks, use resources efficiently, reduce clinical variability and, in essence, improve hea...lth and ensure quality care, which is the purpose of health systems and services. These guidelines were developed following the GRADE methodology, with the support of a panel of clinical experts from different countries, all convened by the Pan American Health Organization. By responding to twelve key questions about the clinical diagnosis and treatment of dengue, chikungunya, and Zika, evidence-based recommendations were formulated for pediatric, youth, adult, older adult, and pregnant patients who are exposed to these diseases or have a suspected or confirmed diagnosis of infection. The purpose of the guidelines is to prevent progression to severe forms of these diseases and the fatal events they may cause. The recommendations are intended for health professionals, including general, resident, and specialist physicians, nursing professionals, and medical and nursing students, who participate in caring for patients with suspected dengue, chikungunya, or Zika. They are also intended for health unit managers and the executive teams of national arboviral disease prevention and control programs, who are responsible for facilitating the process of implementing these guidelines.
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Evidence shows that FGM can cause several physical, mental and sexual health complications in girls and women, and in newborns. Health-care providers play an important role in supporting girls and women living with FGM, and improving their health and well-being. They are in a unique position to infl...uence and change the attitudes of their patients about FGM.
WHO is committed to scaling up the health-sector response to address FGM prevention and care. One aspect is to strengthen the quality of FGM prevention and care services by building the capacity of health-care providers. Several guidance materials have been produced to target health-care providers. These include FGM content for training curricula, clinical guidelines and a clinical handbook.
This training manual complements previous publications by building person-centred communication skills specifically for FGM prevention.
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Evidence for improving community health supply chains from Ethiopia, Malawi and Rwanda. Journal of Global Health vol. 4 No.2 (2014)
Evidence for technical update of pocket book recommendations. Newborn conditions, dysentery, pneumonia, oxygen use and delivery, common causes of fever, severe acute malnutrition and supportive care
Evidence to decision framework
Evidence-based recommendations for management of psychosis and bipolar disorders in non-specialized health settings
Evidence-to-Decision and Grade tables
Evidence from two pilot projects in India.
Evidence- and rights-based national policies, guidelines and legislation play a key role in improving sexual, reproductive, maternal, newborn, child and adolescent health (SRMNCAH), framing the enabling environment for equitable provision and accessibility of quality services. The SRMNCAH policy sur...vey monitors the existence of national SRMNCAH laws, policies, strategies and guidelines and the extent to which they are aligned with WHO recommendations on SRMNCAH. This publication reports on the findings from the 2023 WHO SRMNCAH policy survey.
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The WorldWide Antimalarial Resistance Network (WWARN) is a global collaborative platform that provides the malaria community with innovative tools and reliable evidence to help them understand and address antimalarial drug resistance. Using molecular surveyors and mapping tools, WWARN visualises the... evolution and geographical spread of resistance to key antimalarial drugs.
Accessed June 2025
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Evidence-based Malaria BCC Module 4 e-learning series.
Accessed July 2025
The Best Buys for Disease Elimination is a practical, evidence-based guide to the most effective actions for countries to implement in order to eliminate communicable diseases. The guide highlights the efficient use of resources and prioritizing populations in vulnerable situations.
“The Region... of the Americas is advancing steadily towards the elimination of communicable diseases,” said Dr. Jarbas Barbosa, PAHO Director. “To achieve this, it is necessary to increase and sustain high vaccination coverage, engage communities to expand access to diagnosis and treatment, strengthen surveillance, and bring integrated services to marginalized communities, incarcerated populations, and those living in informal settlements,” he added.
For each disease and condition included in the Elimination Initiative, the Best Buys are presented as one-page documents with clear, accessible information. Each Best Buy summarizes expected impact goals, disease elimination targets, key operational indicators, and priority interventions that have proven to be cost-effective in different contexts.
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La evidencia disponible a nivel internacional sobre el uso de un segundo refuerzo muestra una mayor duración de la respuesta inmune y una disminución de la internación y la mortalidad por COVID 19 en la población de adultos mayores y huéspedes inmunocomprometidos. Por otra parte, el personal de... salud se beneficiaría considerando el mayor riesgo de exposición y la caída de la respuesta inmune con el tiempo. En base a lo señalado previamente se recomienda incorporar y
priorizar un segundo refuerzo al esquema de vacunación contra la COVID-19 del:
- Personal de salud independientemente de la edad
- Personas de 50 años o mayores
- Personas de 12 años o más con inmunocompromiso
A la vez, se progresará de manera escalonada y simultánea con la vacunación de segundo refuerzo del:
- Personal estratégico
- Personas de 18 a 49 años con factores de riesgo
Continuando en la estrategia de segundo refuerzo todas las personas a partir de los 18 años. Las personas gestantes con indicación de segundo refuerzo, se recomienda vacunas de plataforma de ARNm (Pfizer-BioNTech o Moderna)
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As evidências atuais indicam que o vírus causador da doença COVID-19 é transmitido através de gotículas respiratórias ou por contato. A transmissão por contato ocorre quando as mãos contaminadas tocam a mucosa da boca, nariz ou olhos. O vírus também pode ser transferido de uma superfície... para outra através das mãos contaminadas, o que facilita a transmissão por contato indireto. Consequentemente, a higienização das mãos é extremamente importante para evitar a disseminação do vírus causador da doença COVID-19.
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Emerging evidence and experience to inform risk management in a warming world
The evidence base for differentiated care for stable patients has grown in recent years. There has been less attention, however, to developing differentiated models of care for patients with advanced or unstable HIV disease. Current clinical guidelines and policies regarding optimal packages of care... for high-risk patients give few or no recommendations about how, by whom, or where they should be delivered for optimal impact.
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An evidence-informed approach for non-formal, out-of-school CSE programmes that aims to reach young people from left-behind populations
This guidance is intended to assist anyone designing and/or implementing CSE in out-of-school settings, especially in low- and middle-income countries. This includ...es international and national civil-society organizations, community-based organizations, government departments, UN agencies, health authorities, non-formal education authorities and youth development authorities. It is also intended for anyone else involved in the design, delivery and evaluation of sexuality education programmes out of school, especially those working with the specific groups of young people addressed in the guidance.
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Moving avidence into action
This document is part of a series of briefs for health program managers interested in implementing evidence-based programs. With a special emphasis on underutilized interventions, they present evidence on programs that work and provide guidance and resources for replicat...ion.
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