Hyperemesis gravidarum

Pregnancy, birth, and newborn. Also called: Severe nausea and vomiting in pregnancy.

No burden figure has been reviewed for this condition yet. A blank topic means no one has checked the published record. It does not mean the condition is rare or mild.

Medical codes

• ICD-10-CM FY2026: O21.0 Mild hyperemesis gravidarum (narrower)
• ICD-10-CM FY2026: O21.1 Hyperemesis gravidarum with metabolic disturbance (narrower)

Research activity

As of 2026-09-24: 55 registered studies on ClinicalTrials.gov (search Hyperemesis Gravidarum) and 462 PubMed records, 2021 to 2025. A count of records is not how common or serious the condition is.

Population information, not medical advice. Methodology · Known limitations