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

Herbal Interaction: early-phase trial registry

1 of 1 indexed Herbal Interaction 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

Herbal Interaction: 1 US clinical trial tracked, 1 recruiting.

Herbal Interaction 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 Washington State University, running 1 of these trials.

Enrollment posture brief

Registry condition herbal-interaction

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

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

Herbal Interaction (this)100%Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%
Open-enrollment share among volume-matched conditions near Herbal Interaction

Herbal Interaction 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 Herbal Interaction 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. Herbal Interaction 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 Herbal Interaction records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Kratom Dietary supplement
1 trials
Oxycodone Drug
1 trials

US sites by state

Facility locations filed on Herbal Interaction trials. A trial with sites in several states counts in each.

Washington 1 trials

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

What to do with this Herbal Interaction 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 Herbal Interaction condition card totals 1 registered trials; most-linked intervention Kratom; top US site state Washington. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.