Ondansetron(8mg) in pregnancy: classified as Category C. Ondansetron(8mg) pregnancy safety: Category C - Use with caution. Risk Summary Published epidemiological studies on the association between ondansetron use and major

Pregnancy SafetyUse With CautionFDA Cat. CAI-Verified

Is Ondansetron(8mg) safe during pregnancy?

Risk Summary Published epidemiological studies on the association between ondansetron use and major birth defects have reported inconsistent findings and have important methodological limitations that preclude conclusions about the safety of ondansetron use in pregnancy (see Data) . Available postmarketing data have not identified a drug-associated risk of miscarriage or adverse maternal outcomes.

SAFECAUTIONAVOID

Overall verdict

Use With Caution

Trimester-by-Trimester Guide

40 weeks · 3 stages · different risks

AVOID
AVOID
AVOID
Week 1
Week 13
Week 27Week 40
Avoid

1st Trimester

Weeks 1-12 · Organs forming

Risk Summary Published epidemiological studies on the association between ondansetron use and major birth defects have reported inconsistent findings and have important methodological limitations that preclude conclusions about the safety of ondansetron use in pregnancy (see Data) . Available postmarketing data have not identified a drug-associated risk of miscarriage or adverse maternal outcomes.

Avoid

2nd Trimester

Weeks 13-26 · Baby growing

Risk Summary Published epidemiological studies on the association between ondansetron use and major birth defects have reported inconsistent findings and have important methodological limitations that preclude conclusions about the safety of ondansetron use in pregnancy (see Data) . Available postmarketing data have not identified a drug-associated risk of miscarriage or adverse maternal outcomes.

Avoid

3rd Trimester

Weeks 27-40 · Final development

Risk Summary Published epidemiological studies on the association between ondansetron use and major birth defects have reported inconsistent findings and have important methodological limitations that preclude conclusions about the safety of ondansetron use in pregnancy (see Data) . Available postmarketing data have not identified a drug-associated risk of miscarriage or adverse maternal outcomes.

C

Category C - Use Cautiously

Animal studies show adverse effects; weigh benefits vs. risks.

Brands Available in India

Ondansetron(8mg) is sold in India under these common brand names. Check the strip or label: if a brand also contains other medicines, ask your doctor, because the extra ingredient changes the pregnancy advice. Tap any brand for detailed info.

AI-Verified · Based on FDA classifications + peer-reviewed sources

Not medical advice

Every pregnancy is different. Always consult your obstetrician before taking any medicine. Drug safety classifications can change, so verify current guidelines with your doctor. For emergencies, call 112.

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