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A Study of the Safety of Vonoprazan Exposure in Pregnant Women and Their Offspring

Vonoprazan Pregnancy Registry: An Observational Study of the Safety of Vonoprazan Exposure in Pregnant Women and Their Offspring

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT06660342
Enrollment
728
Registered
2024-10-28
Start date
2025-05-15
Completion date
2034-09-01
Last updated
2026-09-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Erosive Esophagitis, Heartburn, Helicobacter Pylori Infection, Symptomatic Non-erosive Gastroesophageal Reflux Disease

Keywords

Erosive Esophagitis, Heartburn, Symptomatic Non-erosive Gastroesophageal Reflux Disease, Helicobacter Pylori Infection, Pregnant Women, Fetal, Infant

Brief summary

The main objective of the study is to compare the maternal, fetal, and infant outcomes of pregnant women who are exposed to vonoprazan during pregnancy with outcomes of an internal comparison cohort of pregnant women who are unexposed to vonoprazan during pregnancy but who may be exposed to other products for the treatment of conditions for which vonoprazan may be prescribed.

Interventions

DRUGVonoprazan

Oral tablet.

Sponsors

Phathom Pharmaceuticals, Inc.
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
15 Years to 50 Years
Healthy volunteers
No

Inclusion criteria

* Women 15 to 50 years of age. * Currently or recently pregnant. * Consent to participate. * Authorization for her health care provider(s) (HCP\[s\]) to provide data to the registry. * Exposed cohort: Exposure to at least one dose of vonoprazan during pregnancy. * Unexposed cohort: Unexposed to vonoprazan and diagnosis of any condition for which vonoprazan may be prescribed.

Exclusion criteria

* Occurrence of pregnancy outcome prior to first contact with the virtual research coordination center (VRCC) (retrospectively enrolled). * Exposure to known tetratogens and/or investigational medications during pregnancy. * Lost to follow-up.

Design outcomes

Primary

MeasureTime frame
Number of Participants with Major Congenital Malformations (MCMs)Date of conception (DOC) to pregnancy outcome for fetal losses (approximately 40 gestational weeks) or 12 months from birth for live births

Secondary

MeasureTime frame
Number of Participants with Minor Congenital MalformationsDOC to pregnancy outcome for fetal losses (approximately 40 gestational weeks) or 12 months from birth for live births
Number of Participants who Experience Spontaneous Abortion (SAB)DOC to 19 gestational weeks
Number of Participants who Experience Stillbirth20 gestational weeks to pregnancy outcome (approximately 40 weeks)
Number of Participants who Experience Elective TerminationDOC to pregnancy outcome (approximately 40 weeks)
Number of Participants who Experience Preterm BirthDOC to 36 gestational weeks
Number of Participants who are Small for Gestational Age (SGA)At delivery of live birth (approximately 40 weeks)
Number of Participants who Experience Postnatal Growth Deficiency4 Months and 12 Months from Birth
Number of Participants who Experience Infant Developmental Delay4 Months and 12 Months from Birth

Countries

United States

Contacts

CONTACTVOQUEZNA Pregnancy Registry
DLVOQUEZNAPregnancyRegistry@ppd.com1-866-609-1612

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 19, 2026