Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Physiological Effects of Drugs: later-stage trial registry
3 of 7 indexed Physiological Effects of Drugs trials are currently recruiting, with more weight in Phase 3-4.
Corpus placement: #2,497 of 28,707 conditions by registered trial count.
7 US clinical trials · 3 currently recruiting · #2,497 of 28,707 conditions by registered trial count
Physiological Effects of Drugs: 7 US clinical trials tracked, 3 recruiting.
Physiological Effects of Drugs is the subject of 7 registered US clinical trials on ClinicalTrials.gov, 3 of them currently open to new participants. 4 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is National Institute of Mental Health (NIMH), running 2 of these trials.
Enrollment posture brief
Registry condition physiological-effects-of-drugs
OPEN 3 | RECR 43% | LATE 4 | EARLY 2 | RANK #2497 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Adrenoleukodystrophy (43% recruiting · 7 trials)
Physiological Effects of Drugs lists 3 open slots (43% of 7 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 Physiological Effects of Drugs 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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Physiological Effects of Drugs is recruiting below its size-band peers.
3 of 7 indexed trials (42.9%) 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 Physiological Effects of Drugs research.
National Institute of Mental Health (NIMH) accounts for 2 of 7 trials (28.6%). 6 distinct sponsors appear on at least one study for this condition label.
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Typical Physiological Effects of Drugs enrolment sits around 281 participants.
Median target enrolment is 281 among the 7 trials that report a genuine target (sentinel values excluded). 2 of those (28.6%) plan for fewer than 100 participants.
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Physiological Effects of Drugs research is mostly interventional.
6 interventional and 1 observational studies make up this index (85.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
7 total, page 1 of 1
Natural History of Depression, Bipolar Disorder and Suicide Risk
National Institute of Mental Health (NIMH)
NCT06462196
A Study of NT 201 in Adults With Moderate to Severe Platysma Prominence in the United States
Merz North America
NCT07122193
Investigation of the Antidepressant Effects of (2R,6R)-HNK, an Enhancer of Synaptic Glutamate Release, in Treatment-Resistant Depression
National Institute of Mental Health (NIMH)
NCT06511908
A Study of Abemaciclib (LY2835219) With Abiraterone in Men With Prostate Cancer That Has Spread to Other Parts of the Body and is Expected to Respond to Hormonal Treatment (Metastatic Hormone-Sensitive Prostate Cancer)
Eli Lilly and Company
NCT05288166
Relative Bioavailability of LY03010 Compared to Listed Drug
Luye Pharma Group
NCT04922593
Evaluation of Abdominal Wall Block With Liposomal Bupivacaine for Post-Operative Analgesia in Donor Nephrectomy
University of California, Los Angeles
NCT03294109
Memantine for Corticosteroid-Induced Mood and Declarative Memory Changes
University of Texas Southwestern Medical Center
NCT00280774
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 1 |
| Phase 3 | 2 |
| Phase 4 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Physiological Effects of Drugs records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Physiological Effects of Drugs 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 Physiological Effects of Drugs page
7 registered trials, 3 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 3 Physiological Effects of Drugs trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- National Institute of Mental Health (NIMH) sponsors the most Physiological Effects of Drugs trials on record, review their full trial history before evaluating a specific study. See National Institute of Mental Health (NIMH)'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 Physiological Effects of Drugs condition card totals 7 registered trials; most-linked intervention Invega Sustenna; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.