Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Pregnant Women clinical trials
2 of 6 indexed Pregnant Women trials are currently recruiting.
Corpus placement: #2,866 of 28,707 conditions by registered trial count.
6 US clinical trials · 2 currently recruiting · #2,866 of 28,707 conditions by registered trial count
Pregnant Women: 6 US clinical trials tracked, 2 recruiting.
Pregnant Women is the subject of 6 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. The most active sponsor is Westat, running 1 of these trials.
Enrollment posture brief
Registry condition pregnant-women
OPEN 2 | RECR 33% | LATE 0 | EARLY 0 | RANK #2866 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Adherence, Treatment (33% recruiting · 6 trials)
Pregnant Women lists 2 open slots (33% of 6 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Pregnant Women on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Pregnant Women is recruiting below its size-band peers.
2 of 6 indexed trials (33.3%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Pregnant Women research.
Westat accounts for 1 of 6 trials (16.7%). 6 distinct sponsors appear on at least one study for this condition label.
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Typical Pregnant Women enrolment sits around 203 participants.
Median target enrolment is 203 among the 6 trials that report a genuine target (sentinel values excluded). 2 of those (33.3%) plan for fewer than 100 participants.
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Pregnant Women splits between interventional and observational designs.
3 interventional and 3 observational studies make up this index (50% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
6 total, page 1 of 1
National Pregnancy Registry for Psychiatric Medications
Massachusetts General Hospital
NCT01246765
Testing Effects of Melatonin on Uterine Contractions in Women
Brigham and Women's Hospital
NCT05358834
Prospective Cohort Study of HIV and Zika in Infants and Pregnancy
Westat
NCT03263195
Home Visiting for Low Income, Pregnant Women
University of California, Los Angeles
NCT01687634
Maternal Non-Stress Testing
Northwestern University
NCT04343482
Goals for Reaching Optimum Wellness (GROWell)
Duke University
NCT02904473
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Pregnant Women records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Pregnant Women trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Pregnant Women page
6 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Pregnant Women trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Westat sponsors the most Pregnant Women trials on record, review their full trial history before evaluating a specific study. See Westat's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Pregnant Women condition card totals 6 registered trials; most-linked intervention Health Information Mailings; top US site state Massachusetts. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.