• Skip to primary navigation
  • Skip to main content
  • Skip to footer
MotherToBaby

MotherToBaby

Medications and More during pregnancy and breastfeeding

Search

Hide Search
Shopping Cart
Show SearchSearch
866.626.6847
  • About
    • Our Work
    • Our Team
    • Our Partners
    • Our Impact
  • Exposures
    • Pregnancy and Breastfeeding Exposures
    • Fact Sheets
    • Baby Blogs
    • Podcasts
    • Interactive Tool
    • Other Educational Tools
    • LactRx App
  • Studies
    • Ongoing Studies
    • What’s Involved?
    • Join Now
    • Refer a Patient
    • Health Providers
    • Pharma Industry
    • Publications
  • Health Professionals
    • Patient Education and Provider Resources
    • Refer a Patient
    • Request Materials
    • Meetings
    • FAQs
    • OTIS Membership
  • Media
    • Media Requests
    • Press Releases
    • eNews Sign Up
  • In Your Area
  • OTIS
    • About OTIS
    • OTIS Membership
    • Annual Meeting
    • Member Log-In
  • Donate
  • Contact
  • Show SearchSearch

Ondansetron (Zofran®)

April 1, 2024

Selected References:

  • Andrade C. 2020. Major Congenital Malformation Risk After First Trimester Gestational Exposure to Oral or Intravenous Ondansetron. J Clin Psychiatry;81(3):20f13472
  • Anderka M, et al. 2012. Medications used to treat nausea and vomiting of pregnancy and the risk of selected birth defects. Birth Defects Res A Clin Mol Teratol; 94(1):22–30.
  • Briggs GG, Freeman RK. 2014. Drugs in Pregnancy and Lactation. 10th edition. Philadelphia, PA: Wolters Kluwer (online version).
  • Kaplan YC, et al. 2019. Use of ondansetron during pregnancy and the risk of major congenital malformations: A systemic review and meta-analysis. Reprod Toxicol; 86 Jun:1-13.
  • Cao X, et al. 2022. Risk of abnormal pregnancy outcomes after using ondansetron during pregnancy: A systematic review and meta-analysis. Front Pharmacol, 13(951072).
  • Cohen R, et al. 2014. Intestinal obstruction in pregnancy by ondansetron. Reprod Toxicol. 2014 Oct 24;50C:152-153.
  • Colvin L, et al. 2013. Off-label use of ondansetron in pregnancy in Western Australia. Biomed Res Int. 2013:909860.
  • Danielsson B, Wikner BN, Kallen B. 2014. Use of ondansetron during pregnancy and congenital malformations in the infant. Reprod Toxicol 50:134-7.
  • Diav-Citrin O, et al. 2017. Pregnancy outcome following in utero exposure to ondansetron: A prospective comparative, observational cohort study. Reprod Toxicol; 72:203.
  • Dormuth CR, et al; Canadian Network for Observational Drug Effect Studies (CNODES) Investigators. 2021. Comparison of Pregnancy Outcomes of Patients Treated with Ondansetron vs Alternative Antiemetic Medications in a Multinational, Population-Based Cohort. JAMA Netw Open; 4(4):e215329.
  • Einarson AK, et al. 2004. The safety of ondansetron for nausea and vomiting of pregnancy: a prospective comparative study. BJOG;111:940-3.
  • Elkomy MH, et al. 2015. Ondansetron pharmacokinetics in pregnant women and neonates: towards a new treatment for neonatal abstinence syndrome. Clin Pharmacol Ther. 97:167-76.
  • Fejzo MS, et al. 2016. Ondansetron in pregnancy and risk of adverse fetal outcomes in the United States. Reprod Toxicol 62: 87-91.
  • Food and Drug Administration. 2012. FDA Drug Safety Communication: New information regarding QT prolongation with ondansetron (Zofran). https://www.fda.gov/drugs/drug-safety-and-availability/fda-drug-safety-communication-new-information-regarding-qt-prolongation-ondansetron-zofran. Accessed 2018 & 2022.
  • Jelting Y, et al. 2017. Preventing nausea and vomiting in women undergoing regional anesthesia for cesarean section: Challenges and solutions. Local Reg Anesth, 10:83–90.
  • Larrimer MB, et al. 2014. Antiemetic medications in pregnancy: a prospective investigation of obstetric and neurobehavioral outcomes. Am J Obstet Gynecol 210 (3): 270. e1-7
  • Lavecchia M, et al. 2018. Ondansetron in Pregnancy and the Risk of Congenital Malformations: A Systematic Review. J Obstet Gynaecol Can. 40(7):910-918.
  • Lemon LS, et al. 2020. Ondansetron use in the first trimester of pregnancy and the risk of neonatal ventricular septal defect. Int J Epidemiol;49(2):648-656.
  • Masarwe S, et al. 2023. Ondansetron use during pregnancy: Birth defects and obstetric outcomes. Clin Nurs Res, 32(4):705-711.
  • Pasternak B. 2013. Ondansetron in pregnancy and risk of adverse fetal outcomes. N Engl J Med 368:814-823.
  • Picot C, et al. 2020. Risk of malformation after ondansetron in pregnancy: An updated systemic review and meta-analysis. Birth Defects Res;112(13):996-1013.
  • Reis ACC, et al. 2023. Safety evaluation of ondanstron after gestational exposure on male reproductive parameters in rats. Regul Toxicol Pharmacol, 137:105302.
  • Sakran R, et al. 2021. Pregnancy outcome following in-utero exposure to ondansetron: A prospective comparative observational study. Reprod Toxicol; 99:9-14.
  • Schrager NL, et al. 2023. The association of nausea and vomiting of pregnancy, its treatments, and select birth defects: Findings from the National Birth Defect Prevention Study. Birth Defects Res, 115(3):275-289.
  • Suarez EA, et al. 2021. Ondansetron use in early pregnancy and the risk of late pregnancy outcomes. Pharmacoepidemiol Drug Saf; 30(2):114-125.
  • Suarez EA, et al. 2021. Ondansetron use in early pregnancy and the risk of miscarriage. Pharmacoepidemiol Drug Saf; 30(2):103-113.
  • Zhao W, et al. 2020. Retrospective comparison of the safety and effectiveness of dexmedetomidine versus standard of care before and during cesarean delivery in a maternity unit in Zhengzhou, China. Med Sci Monit, 26:e925709.

Footer

               

Hot Links

  • Home
  • Exposures
  • Fact Sheets
  • Baby Blogs
  • Podcasts
  • Pregnancy Studies
  • Join a Study Now
  • Healthcare Professionals
  • Refer a Patient
  • Request Materials
  • News
  • Donate
  • Ask An Expert

Current Studies

  • Ankylosing Spondylitis
  • Constipation
  • Coronavirus (COVID-19)
  • Eczema (Moderate-to-Severe)/Atopic Dermatitis
  • Hidradenitis Suppurativa
  • Lupus
  • Multiple Sclerosis
  • Non-Radiographic Axial Spondyloarthritis
  • Psoriasis
  • Psoriatic Arthritis

Contact

Exposure Information Service
866.626.6847

Pregnancy Studies
877.311.8972

Media Inquiries
619.368.3259
nchavez@mothertobaby.org

MotherToBaby, a service of the Organization of Teratology Information Specialists

Copyright © 2025 The Organization of Teratology Information Specialists

  • Accessibility
  • Privacy
  • Terms
  • Site Map
^

This website is supported by the Health Resources and Services Administration (HRSA) of the U.S. Department of Health and Human Services (HHS) as part of an award totaling $6,000,000 with zero percentage financed with non-governmental sources. The contents are those of the author(s) and do not necessarily represent the official views of, nor an endorsement by, HRSA, HHS, or the U.S. Government.