Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance

Malaria infection in pregnancy can lead to adverse outcomes for both the pregnant person and fetus. The administration of intermittent preventative therapy (IPTp) with sulfadoxine-pyrimethamine (SP) during pregnancy (IPTp-SP) improves outcomes, including severe maternal anemia, placental malaria inf...

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Main Authors: Sesh A. Sundararaman, Audrey R. Odom John
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-08-01
Series:Frontiers in Pediatrics
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fped.2022.966402/full
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author Sesh A. Sundararaman
Audrey R. Odom John
author_facet Sesh A. Sundararaman
Audrey R. Odom John
author_sort Sesh A. Sundararaman
collection DOAJ
description Malaria infection in pregnancy can lead to adverse outcomes for both the pregnant person and fetus. The administration of intermittent preventative therapy (IPTp) with sulfadoxine-pyrimethamine (SP) during pregnancy (IPTp-SP) improves outcomes, including severe maternal anemia, placental malaria infection, and low infant birth weight. The WHO recommends IPTp-SP for pregnant individuals living in areas of moderate or high malaria transmission in Africa. The current regimen consists of two or more doses of SP starting as early as possible in the second trimester, at least 1 month apart. Unfortunately, rising Plasmodium falciparum SP resistance throughout Africa threatens to erode the benefits of SP. Recent studies have shown a decrease in IPTp-SP efficacy in areas with high SP resistance. Thus, there is an urgent need to identify new drug regimens that can be used for intermittent preventative therapy in pregnancy. In this review, we discuss recent data on P. falciparum SP resistance in Africa, the effect of resistance on IPTp-SP, and studies of alternative IPTp regimens. Finally, we present a framework for the ideal pharmacokinetic and pharmacodynamic properties for future IPTp regimens.
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spelling doaj.art-63d8fc72dc3d467caa6180deff61a4922022-12-22T03:44:46ZengFrontiers Media S.A.Frontiers in Pediatrics2296-23602022-08-011010.3389/fped.2022.966402966402Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistanceSesh A. SundararamanAudrey R. Odom JohnMalaria infection in pregnancy can lead to adverse outcomes for both the pregnant person and fetus. The administration of intermittent preventative therapy (IPTp) with sulfadoxine-pyrimethamine (SP) during pregnancy (IPTp-SP) improves outcomes, including severe maternal anemia, placental malaria infection, and low infant birth weight. The WHO recommends IPTp-SP for pregnant individuals living in areas of moderate or high malaria transmission in Africa. The current regimen consists of two or more doses of SP starting as early as possible in the second trimester, at least 1 month apart. Unfortunately, rising Plasmodium falciparum SP resistance throughout Africa threatens to erode the benefits of SP. Recent studies have shown a decrease in IPTp-SP efficacy in areas with high SP resistance. Thus, there is an urgent need to identify new drug regimens that can be used for intermittent preventative therapy in pregnancy. In this review, we discuss recent data on P. falciparum SP resistance in Africa, the effect of resistance on IPTp-SP, and studies of alternative IPTp regimens. Finally, we present a framework for the ideal pharmacokinetic and pharmacodynamic properties for future IPTp regimens.https://www.frontiersin.org/articles/10.3389/fped.2022.966402/fullmalariadrug resistancelow birth weightantimalarialIPTp
spellingShingle Sesh A. Sundararaman
Audrey R. Odom John
Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
Frontiers in Pediatrics
malaria
drug resistance
low birth weight
antimalarial
IPTp
title Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
title_full Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
title_fullStr Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
title_full_unstemmed Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
title_short Prevention of malaria in pregnancy: The threat of sulfadoxine-pyrimethamine resistance
title_sort prevention of malaria in pregnancy the threat of sulfadoxine pyrimethamine resistance
topic malaria
drug resistance
low birth weight
antimalarial
IPTp
url https://www.frontiersin.org/articles/10.3389/fped.2022.966402/full
work_keys_str_mv AT seshasundararaman preventionofmalariainpregnancythethreatofsulfadoxinepyrimethamineresistance
AT audreyrodomjohn preventionofmalariainpregnancythethreatofsulfadoxinepyrimethamineresistance