National Institute on Drug Abuse (NIDA)

Open enrollment with an early-phase pipeline tilt

According to ClinicalTrials.gov-derived indexes, National Institute on Drug Abuse (NIDA) sits in the top decile of US sponsors by registered trial count (#108 of 15,742 sponsors by registered trial count).

335 total trials 14 currently recruiting 292 completed early-phase tilt top decile by trial count

National Institute on Drug Abuse (NIDA): 335 sponsored US clinical trials, 14 recruiting.

National Institute on Drug Abuse (NIDA) sponsors 335 registered US clinical trials on ClinicalTrials.gov, 14 of them currently recruiting, and 292 completed. 30 of these trials are in Phase 3-4 (later-stage) and 202 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Cocaine-Related Disorders, with 17 trials.

Top-decile sponsor footprint

National Institute on Drug Abuse (NIDA) ranks in the top decile of sponsors by registered trial count (#108 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

C 71/100

292 of 316 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (92.4%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Open and recent trials

335 total, page 6 of 7

COMPLETED Phase 2

Methylphenidate in the Treatment of Cocaine Dependent Patients With Adult Attention Deficit Hyperactivity Disorder - 5

NCT00015223

COMPLETED Phase 2

Buprenorphine Detoxification - BBDVI - 19

NCT00000237

COMPLETED Phase 1

Stress Hormones and Human Cocaine Use - 7

NCT00000290

COMPLETED Phase 2

Tyrosine for Methamphetamine Dependence - 1

NCT00000322

COMPLETED Phase 4

Modeling Impaired Judgement in Cocaine Abusers - 6

NCT00015236

COMPLETED Phase 2

The Efficacy of Methadyl Acetate (LAAM) and Contingency Management Procedures for Treating Dual Opioid and Cocaine Abuse - 1

NCT00158288

COMPLETED Phase 2

Tryptophan and Behavior Therapy for Cocaine Abuse - 1

NCT00000324

COMPLETED Phase 2

Flupenthixol and Haloperidol for Treating Cocaine Abuse Schizophrenics - 9

NCT00000274

COMPLETED Phase 2

Phase II Double-Blind, Placebo-Controlled Study of the Reinforcing Effects of Alprazolam in Patients With Anxiety

NCT00004373

COMPLETED Phase 1

Prepulse Inhibition of Startle in Cocaine Dependence - 7

NCT00015249

COMPLETED NA

Abuse Potential of Buprenorphine and Naloxone in Non-Dependent Opioid Users

NCT00158236

COMPLETED Phase 2

Cocaine Effects in Humans: Physiology and Behavior - 1

NCT00000200

COMPLETED Phase 2

Effects of Nefazodone on Treatment of Female Cocaine Abusers - 3

NCT00000286

COMPLETED Phase 2

Effects of Dextromethorphan on Opioid Tolerance in Methadone Patients - 1

NCT00000352

COMPLETED Phase 1

Buprenorphine and Naloxone Combination Study - 10

NCT00015288

COMPLETED Phase 2

Cocaine Abuse and ADHD - 10

NCT00000275

COMPLETED Phase 1

Buprenorphine Dose Escalation Trial for Treatment of Non-Dependent Opiate Users - 2

NCT00015041

COMPLETED Phase 2

Buprenorphine/Naloxone for Opiate-Dependence Treatment - 1

NCT00015028

COMPLETED Phase 1

Human Dopamine Transported Imaging in Cocaine Abuse: 1 - 1

NCT00000315

COMPLETED Phase 2

Trial of Buprenorphine/Naloxone for Opiate Dependence - 2

NCT00000353

COMPLETED Phase 4

Methamphetamine Abuse Treatment in Patients With AIDS - 1

NCT00000321

COMPLETED Phase 1

Human Dopamine Transported Imaging in Cocaine Abuse: 2 - 2

NCT00000316

COMPLETED Phase 2

Evaluation of Liquid vs. Tablet Buprenorphine - 6

NCT00000341

COMPLETED NA

Effects of Buprenorphine/Naloxone Administered in Different Ways For Treating Opioid Dependence

NCT00134914

COMPLETED

Therapeutic Potential of Kappa-Opioids Against Cocaine - 1

NCT00000323

COMPLETED Phase 2

Risperidone for the Treatment of Cocaine Dependence - 7

NCT00000342

COMPLETED Phase 1

Evaluation of Lofexidine for Treatment of Opioid Withdrawal - 3

NCT00000354

COMPLETED Phase 1

Effects of Phenytoin on Cocaine Use in Humans - 2

NCT00000285

COMPLETED Phase 3

Buprenorphine and Naloxone for the Treatment of Opiate Dependence - 1

NCT00015171

COMPLETED Phase 1

Acute Withdrawal From Smoked Cocaine - 9

NCT00000292

COMPLETED Phase 1

Evaluation of Lofexidine for Treatment of Opiate Withdrawal - 10

NCT00000345

COMPLETED Phase 4

Brain Changes in Stimulant Dependent Subjects - 8

NCT00000343

TERMINATED Phase 2

Serotonin/Dopamine Antagonism of Cocaine Effect: 2 - 2

NCT00000310

COMPLETED Phase 2

Role of Metabolites in Nicotine Dependence (2) - 5

NCT00000288

COMPLETED Phase 2

Pergolide Treatment for Substance Abusers - 4

NCT00000269

COMPLETED Phase 2

Activity Monitoring Assessment of Opiate Withdrawal - 4

NCT00000335

COMPLETED Phase 2

Dextroamphetamine-Cocaine Behavioral Intervention - 5

NCT00000308

COMPLETED Phase 2

Buprenorphine Combination Tablet Feasibility - 1

NCT00000298

COMPLETED NA

Cocaine Abuse and Attention Deficit Disorder - 3

NCT00000268

COMPLETED Phase 2

Naltrexone in Treatment of Cocaine Dependence - 5

NCT00015080

COMPLETED Phase 2

Role of Metabolites in Nicotine Dependence (1) - 1

NCT00000284

COMPLETED

Relapse Patterns in Female Cocaine Users - 4

NCT00000287

COMPLETED Phase 2

Selegiline in Outpatient Treatment for Cocaine Dependence - 1

NCT00000336

COMPLETED Phase 2

Buprenorphine Maintenance Dose Schedule and Treatment Setting - 1

NCT00000318

COMPLETED Phase 2

Alternate-Day Buprenorphine Administration. Phase VII - 8

NCT00000226

COMPLETED Phase 1

Infusion Laboratory: Protocol 1 - Selegeline - 2

NCT00000337

COMPLETED Phase 1

Effects of Buprenorphine and Naloxone in Opiate Addicts - 4

NCT00000355

COMPLETED Phase 2

M-CPP and Fenfluramine in Cocaine Addicts - 3

NCT00000314

COMPLETED Phase 2

Dextroamphetamine as Adjunct in Cocaine/Opiate Dependent Patients - 3

NCT00000306

COMPLETED Phase 2

Flupenthixol Treatment in Schizophrenic Cocaine Abusers - 1

NCT00000266

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What is open in the National Institute on Drug Abuse (NIDA) pipeline

14 recruiting of 335 indexed (4% open); 292 completed (87%).

Phase mix: 30 late (III/IV) vs 202 early (I/II) (early-phase heavy).

Top condition: Cocaine-Related Disorders (17 trials), 9 others listed.

How open-pipeline share is computed

Recruiting share is recruiting_count divided by trial_count for this sponsor in the public registry export. Status can change between pulls; treat the figure as a research-attention snapshot, not product availability.

National Institute on Drug Abuse (NIDA): open-pipeline peers nationwide

Peers matched on 335 registered trials and 4% open enrollment, not the therapeutic-area sidebar.

National Institute on Drug Abuse (NIDA) sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 0100200300400 0%5%10%15%20%25% Total trials Recruiting share National Institute on Drug Abuse (NIDA)BiogenNational Institutes of Health Clinical Center (CC)GenentechCedars-Sinai Medical CenterAkebia TherapeuticsDentsply Sirona Implants and ConsumablesSmith & NephewMedtronic - MITG
National Institute on Drug Abuse (NIDA) sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

National Institute on Drug Abuse (NIDA) sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 335 trials (± recruiting share)

Sponsors near 4% open enrollment (± trial volume)

What to do with this National Institute on Drug Abuse (NIDA) page

335 registered trials is a research-attention snapshot, not an endorsement of National Institute on Drug Abuse (NIDA) or any single study.

  • 14 of National Institute on Drug Abuse (NIDA)'s trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Cocaine-Related Disorders is the condition National Institute on Drug Abuse (NIDA) studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Cocaine-Related Disorders 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. National Institute on Drug Abuse (NIDA) pipeline card: 335 registered trials from official public datasets. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.