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ClinicalTrials.gov 1 recruiting now early-phase tilt small index

Sympathetic Nerve Activity: early-phase trial registry

1 of 1 indexed Sympathetic Nerve Activity trials are currently recruiting, with more weight in Phase 1-2.

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

1 US clinical trials · 1 currently recruiting · #11,370 of 28,707 conditions by registered trial count

Sympathetic Nerve Activity: 1 US clinical trial tracked, 1 recruiting.

Sympathetic Nerve Activity is the subject of 1 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is University of Kansas Medical Center, running 1 of these trials.

Enrollment posture brief

Registry condition sympathetic-nerve-activity

OPEN 1 | RECR 100% | LATE 0 | EARLY 1 | RANK #11370 | SPON 1

Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)

Sympathetic Nerve Activi (this)Sympathetic Nerve Activi (th…100%Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%
Open-enrollment share among volume-matched conditions near Sympathetic Nerve Activity

Sympathetic Nerve Activity lists 1 open slots (100% of 1 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 Sympathetic Nerve Activity 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. Sympathetic Nerve Activity is recruiting above its size-band peers.

    1 of 1 indexed trials (100%) 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 11

Phase Distribution

PhaseTrial count
Phase 1 1

Top Sponsors

Named interventions

Most-linked intervention names on Sympathetic Nerve Activity records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Clonidine Pill Drug
1 trials
Hydrochlorothiazide 12.5Mg Tab Drug
1 trials
Placebo Drug
1 trials

US sites by state

Facility locations filed on Sympathetic Nerve Activity trials. A trial with sites in several states counts in each.

Kansas 1 trials

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

What to do with this Sympathetic Nerve Activity page

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

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 Sympathetic Nerve Activity condition card totals 1 registered trials; most-linked intervention Clonidine Pill; top US site state Kansas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.