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Nat Rev Endocrinol. 2021 Dec;17(12):757-766. doi: 10.1038/s41574-021-00553-7. Epub 2021 Sep 23.

Paracetamol use during pregnancy - a call for precautionary action.

Nature reviews. Endocrinology

Ann Z Bauer, Shanna H Swan, David Kriebel, Zeyan Liew, Hugh S Taylor, Carl-Gustaf Bornehag, Anderson M Andrade, Jørn Olsen, Rigmor H Jensen, Rod T Mitchell, Niels E Skakkebaek, Bernard Jégou, David M Kristensen

Affiliations

  1. Department of Public Health, University of Massachusetts School of Health Sciences, Lowell, MA, USA.
  2. Department of Environmental Medicine and Public Health, Icahn School of Medicine at Mount Sinai, New York City, NY, USA.
  3. Yale Center for Perinatal, Paediatric, and Environmental Epidemiology, Yale School of Public Health, New Haven, CT, USA.
  4. Department of Obstetrics, Gynecology and Reproductive Sciences, Yale School of Medicine, Yale-New Haven Hospital, New Haven, CT, USA.
  5. Department of Health Sciences, Karlstad University, Karlstad, Sweden.
  6. Departamento de Fisiologia, Setor de Ciências Biológicas, Universidade Federal do Paraná (UFPR), Curitiba, Brazil.
  7. Department of Public Health, Aarhus University, Aarhus, Denmark.
  8. Department of Neurology, Danish Headache Center, Rigshospitalet-Glostrup, University of Copenhagen, Copenhagen, Denmark.
  9. MRC Centre for Reproductive Health, Queens Medical Research Institute, Edinburgh, Scotland.
  10. Department of Growth & Reproduction and EDMaRC, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
  11. Univ Rennes, Inserm, EHESP, Irset (Institut de recherche en santé, environnement et travail) UMR_S, 1085, Rennes, France.
  12. Department of Neurology, Danish Headache Center, Rigshospitalet-Glostrup, University of Copenhagen, Copenhagen, Denmark. [email protected].
  13. Univ Rennes, Inserm, EHESP, Irset (Institut de recherche en santé, environnement et travail) UMR_S, 1085, Rennes, France. [email protected].
  14. Department of Biology, University of Copenhagen, Copenhagen, Denmark. [email protected].

PMID: 34556849 PMCID: PMC8580820 DOI: 10.1038/s41574-021-00553-7

Abstract

Paracetamol (N-acetyl-p-aminophenol (APAP), otherwise known as acetaminophen) is the active ingredient in more than 600 medications used to relieve mild to moderate pain and reduce fever. APAP is widely used by pregnant women as governmental agencies, including the FDA and EMA, have long considered APAP appropriate for use during pregnancy when used as directed. However, increasing experimental and epidemiological research suggests that prenatal exposure to APAP might alter fetal development, which could increase the risks of some neurodevelopmental, reproductive and urogenital disorders. Here we summarize this evidence and call for precautionary action through a focused research effort and by increasing awareness among health professionals and pregnant women. APAP is an important medication and alternatives for treatment of high fever and severe pain are limited. We recommend that pregnant women should be cautioned at the beginning of pregnancy to: forego APAP unless its use is medically indicated; consult with a physician or pharmacist if they are uncertain whether use is indicated and before using on a long-term basis; and minimize exposure by using the lowest effective dose for the shortest possible time. We suggest specific actions to implement these recommendations. This Consensus Statement reflects our concerns and is currently supported by 91 scientists, clinicians and public health professionals from across the globe.

© 2021. The Author(s).

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