A Post-Marketing Safety Study to Evaluate the Safety of Respiratory Syncytial Virus Vaccine (ABRYSVO™) Exposure During Pregnancy in an Integrated Healthcare System in the United States (C3671042)

19/08/2026
19/08/2026
EU PAS number:
EUPAS1000001074
Study
Planned
Study summary
No information provided.
Study identification

EU PAS number

EUPAS1000001074

Study ID

1000001074

Official title and acronym

A Post-Marketing Safety Study to Evaluate the Safety of Respiratory Syncytial Virus Vaccine (ABRYSVO™) Exposure During Pregnancy in an Integrated Healthcare System in the United States (C3671042)

DARWIN EU® study

No

Study countries

United States

Study description

The overall research question is: what is the risk of preterm birth, hypertensive disorders of
pregnancy, and other pre-specified adverse pregnancy, maternal, and neonatal/infant outcomes following exposure to respiratory syncytial virus prefusion F vaccine (RSVpreF) [Brand name: ABRYSVO™] during pregnancy? The primary objective is to estimate the risk of (1) preterm birth, and (2) hypertensive disorders of pregnancy following exposure to ABRYSVO™ during pregnancy.

Study status

Planned
Research institutions and networks

Institutions

Pfizer
First published:
01/02/2024
Institution
Kaiser Permanente Northern California (KPNC)

Contact details

Cynthia de Luise

Primary lead investigator

Study timelines

Date when funding contract was signed

Planned:
Actual:

Study start date

Planned:

Data analysis start date

Planned:

Date of interim report, if expected

Planned:

Date of final study report

Planned:
Sources of funding
Pharmaceutical company and other private sector 
Regulatory

Was the study required by a regulatory body?

Yes

Is the study required by a Risk Management Plan (RMP)?

Non-EU RMP only