Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Drug Interaction: early-phase trial registry
A small indexed set (4 trials) with no open enrollment listed right now.
Corpus placement: #4,115 of 28,707 conditions by registered trial count.
4 US clinical trials · none currently recruiting · #4,115 of 28,707 conditions by registered trial count
Drug Interaction: 4 US clinical trials tracked, none currently recruiting.
Drug Interaction is the subject of 4 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 0 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is Hutchison Medipharma Limited, running 1 of these trials.
Enrollment posture brief
Registry condition drug-interaction
OPEN 0 | RECR 0% | LATE 0 | EARLY 4 | RANK #4115 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Drug Interaction has no open enrollment in this registry pull (4 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 Drug 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.
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Drug Interaction is recruiting below its size-band peers.
0 of 4 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.
Indexed trials (enrollment closed)
4 total, page 1 of 1
Clinical Study to Evaluate Cannabidiol Liver Enzyme Elevations and Drug Interactions
Food and Drug Administration (FDA)
NCT06192589
A Study to Examine the Effects of Entinostat on Midazolam in Healthy Adult Subjects
Syndax Pharmaceuticals
NCT03187015
Mirtazapine and Methamphetamine Drug-drug Interaction Study
San Francisco Department of Public Health
NCT04614584
Fruquintinib Food Effect and Proton Pump Inhibitor Study
Hutchison Medipharma Limited
NCT04645940
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Drug Interaction records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Drug Interaction 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 Drug Interaction page
4 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Drug Interaction trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- Hutchison Medipharma Limited sponsors the most Drug Interaction trials on record, review their full trial history before evaluating a specific study. See Hutchison Medipharma Limited'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 Drug Interaction condition card totals 4 registered trials; most-linked intervention fruquintinib without food/fruquintinib with food/fruquintinib with rabeprazole; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.