National Institute on Drug Abuse (NIDA)
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.
Trial Pipeline
335 total, page 3 of 7
Ph1 Marinol Interaction Study - Part 1 - 1
NCT00438139
The Neural Basis of Cue-Elicited Cigarette Craving and Its Control
NCT01048957
Dextromethorphan, Gabapentin, and Oxycodone to Treat Opioid-Induced Hyperalgesia
NCT00218374
Ph1 Marinol Interaction Study - Part 2 - 1
NCT00490269
Evaluating Alternative Aftercare Models for Ex-offenders
NCT01586689
The Neuropsychiatric Evaluation of HIV-Positive and Negative Drug Using Individuals: Study 215
NCT01034800
Screening Protocol for the Evaluation of Potential Research Subjects
NCT01036971
Screening Protocol for the Evaluation of Research Participants
NCT01036217
Influence of Nicotine on Cognitive Function in Schizophrenic Patients With and Without Comorbid Drug Dependence
NCT01037075
Rivastigmine For Methamphetamine Dependent Individuals
NCT00158210
Efficacy of NicVAX in Smokers Who Want to Quit Smoking
NCT00318383
Antagonist-Elicited Cannabis Withdrawal
NCT01041170
Study of Smoking Abstinence
NCT01035632
Topiramate for the Treatment of Methamphetamine Dependence - 1
NCT00345371
Effects of Nicotine on Elements of Attentions in Smokers and Nonsmokers
NCT01034020
Neuroimaging Studies of Neurophysiological Phenotypes in Schizophrenia
NCT01036568
Strategies to Help Adult ED Patients Quit Smoking
NCT00297466
Emergency Department Initiated Tobacco Treatment (EDITT)
NCT00252902
Quiting Marijuana Use: Self-report Study of Quitting Straegies and Withdrawal Symptoms
NCT01603992
Clonidine for Relapse Prevention in Buprenorphine-Maintenance Patients
NCT00295308
Effectiveness of Bupropion Combined With Behavioral Therapy for Treating Methamphetamine Dependence - 2
NCT00135785
Smoking and Alcohol Initiation
NCT00271843
Effect of Functional Genetic Polymorphisms on Brain Morphology and Function
NCT01035723
A Survey on Consumer Use of Over-the-Counter (OTC) Nicotine Patches
NCT00134927
Assessing the Variability Over Time of Tobacco Carcinogen Biomarkers in Smokers - 2
NCT00158145
Effectiveness of Reducing Smoking in Facilitating Smoking Cessation in Adolescents - 2
NCT00158158
Assessment of Potential Interactions Between Intravenous Cocaine and Atomoxetine - 1
NCT00265265
Impact of Smoking Cessation on Sleep - 5
NCT00132821
Effect of Clonidine on Responses to Imagery Scripts
NCT00318760
Smoking Treatment of Prisoners
NCT00110630
Metabolic Effects of Cocaine
NCT00451230
Cognitive Task Development and Implementation for Functional MRI Studies
NCT01036685
Drug Use Prevention Among Girls Through a Mother-Daughter Intervention
NCT00310258
Effectiveness of Bupropion for Smokers Recovering From Alcohol Dependence
NCT00304707
Addition of Naltrexone to Methadone Taper
NCT00135759
Reward Processing in Cocaine Addiction
NCT01036074
Dopamine Function and Reward Processing In Schizophrenia
NCT01035996
Effectiveness of Selegiline in Treating Marijuana Dependent Individuals - 1
NCT00218517
Comparisons of Nicotine-free Cigarettes, Extra Low Nicotine Cigarettes vs. Medicinal Nicotine
NCT00777569
Effectiveness of Bupropion in Treating Marijuana Dependent Individuals
NCT00142870
fMRI Study of Nicotinic Effect on Neurophysiology of Schizophrenia
NCT01046526
Tramadol to Reduce Opioid Withdrawal Symptoms
NCT00142896
Nicotine Lozenge to Reduce Smokeless Tobacco Use
NCT00218283
Efficacy and Safety of Bupropion for Treatment of Adolescent Smoking
NCT00248118
Methylphenidate Studies for Drug Abuse Vulnerability Molecular Genentics
NCT00247689
Interaction Between Vanoxerine (GBR 12909) and Cocaine in Cocaine Dependent Individuals
NCT00218049
Atomoxetine for the Treatment of Cannabis Dependence
NCT00167297
Modafinil for the Treatment of Cocaine Dependence - 1
NCT00100100
Baclofen for the Treatment of Cocaine Dependence - 1
NCT00082485
Abuse Potential of Buprenorphine/Naloxone
NCT00149539
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 81 |
| Phase 2 | 121 |
| Phase 3 | 14 |
| Phase 4 | 16 |
What the Pipeline for National Institute on Drug Abuse (NIDA) Shows
According to the ClinicalTrials.gov registry, National Institute on Drug Abuse (NIDA) is linked to 335 US clinical trials across every stage of research activity. Of those, 14 studies are currently recruiting, about 4% of the sponsor's indexed portfolio, and 292 are already marked complete, representing roughly 87% of the total.
The phase mix for National Institute on Drug Abuse (NIDA) reports 30 late-stage studies (Phase 3 and Phase 4 combined) and 202 earlier-phase studies (Phase 1 and Phase 2).
The top therapeutic focus area indexed for National Institute on Drug Abuse (NIDA) is Cocaine-Related Disorders with 17 linked trials, and 9 other condition areas appear in the top list above.
How to read these pipeline numbers
Recruiting share is one of the more practical signals here: it reflects how much of a sponsor's research is presently open to new participants, while the completed share indicates the depth of finished work that has already contributed registry results. Both counts come directly from the public ClinicalTrials.gov dataset and are refreshed on the registry side; this page mirrors the latest data pull without altering it.
A portfolio weighted toward Phase 3 usually reflects an organization advancing candidates toward regulatory review, where the research centers on comparative efficacy and broader safety across larger populations. A heavier Phase 1 and Phase 2 tilt generally indicates exploratory work, safety, dosing, and early signal detection, and is common among research-forward sponsors that seed many early programs. Phase 4 entries, when present, track interventions already in real-world use and typically focus on long-term safety, effectiveness across subgroups, or formulation comparisons.
That distribution is a quick read of where the organization concentrates its research attention; it does not imply product availability, market share, or any clinical endorsement. All numbers on this page come from ClinicalTrials.gov maintained by the National Library of Medicine, and counts can shift as new studies are registered or existing ones update their status. This information is provided for reference and educational purposes only, not as medical, investment, or regulatory advice, verify current details directly with ClinicalTrials.gov before relying on any figure here.
Read our methodology - how this data is sourced, computed, and verified.
Related
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page aggregates every registered trial from this sponsor, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.