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ClinicalTrials.gov enrollment closed small index

Prenatal Exposure clinical trials

A small indexed set (1 trial) with no open enrollment listed right now.

Corpus placement: #11,370 of 28,707 conditions by registered trial count.

1 US clinical trials · none currently recruiting · #11,370 of 28,707 conditions by registered trial count

Prenatal Exposure: 1 US clinical trial tracked, none currently recruiting.

Prenatal Exposure is the subject of 1 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. The most active sponsor is Biogen, running 1 of these trials.

Enrollment posture brief

Registry condition prenatal-exposure

OPEN 0 | RECR 0% | LATE 0 | EARLY 0 | RANK #11370 | SPON 1

Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Prenatal Exposure (this)0%
Open-enrollment share among volume-matched conditions near Prenatal Exposure

Prenatal Exposure has no open enrollment in this registry pull (1 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Prenatal Exposure 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.

  1. Prenatal Exposure is recruiting below its size-band peers.

    0 of 1 indexed trials (0%) 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.

Phase Distribution

Phase data not available

Top Sponsors

Biogen 1 trials

US sites by state

Facility locations filed on Prenatal Exposure trials. A trial with sites in several states counts in each.

West Virginia 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Prenatal Exposure page

1 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • No Prenatal Exposure trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Biogen sponsors the most Prenatal Exposure trials on record, review their full trial history before evaluating a specific study. See Biogen'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 Prenatal Exposure condition card totals 1 registered trials; top US site state West Virginia. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.