Drug
Cannabidiol clinical trials
Also written CBD, Epidiolex, GWP42003-P and CardiolRx.
- studies test it
- 299
- open now
- 80
- in phase 3
- 53
- first study started
- 2002
Keep track of what changes. Save the Cannabidiol studies recruiting or about to start, and get an email each week — studies that open, close, add sites or post results.
Watch these studiesHow studies write it
Studies that test it under each name
Studies by the year they started
296 studies that test it; most in 2021 (39); 3 more planned to start later
| Year | Studies |
|---|---|
| 2002 | 1 |
| 2009 | 1 |
| 2010 | 4 |
| 2011 | 2 |
| 2012 | 4 |
| 2013 | 3 |
| 2014 | 11 |
| 2015 | 13 |
| 2016 | 15 |
| 2017 | 9 |
| 2018 | 12 |
| 2019 | 16 |
| 2020 | 29 |
| 2021 | 39 |
| 2022 | 39 |
| 2023 | 24 |
| 2024 | 26 |
| 2025 | 25 |
| 2026 | 23 |
By phase
A phase 1/2 study counts in both.
- Early Phase 1
- 21
- Phase 1
- 69
- Phase 2
- 161
- Phase 3
- 53
- Phase 4
- 15
- No phase
- 20
What it is tested for
Each study’s main condition, where its own words name it.
- Seizures
- 10
Who runs them
Industry 69 · Other 230
Jazz Pharmaceuticals (27) · University of Colorado, Denver (9) · Johns Hopkins University (9) · University of California, San Diego (8) · Central Institute of Mental Health, Mannheim (8) · Yale University (7) · University of California, Los Angeles (6) · NYU Langone Health (6)
Often tested with
Tested in the same studies.
Dronabinol (30) · Cannabinol (2) · Clobazam (2) · Nabiximols (2) · Cannabidiolic acid (1) · Citalopram (1) · Morphine (1) · Cannabidivarin (1)
Studies
Open first, then newest update. How each study uses Cannabidiol is read from its arms, and is right about nine times in ten.
Testing it · 299
- A Study to Investigate the Effect of Gradual Titration to Optimize Cannabidiol Treatment in Adults With LGSNot yet recruitingPhase 4Jazz PharmaceuticalsNCT07728097Written as Cannabidiol Oral Solution
- Cannabidiol-Assisted Learning for Managing Generalized Anxiety DisorderRecruitingPhase 3Wayne State UniversityNCT07123467Written as Low-Dose Cannabidiol
- Cannabidiol in Opioid Use Disorder and Chronic Pain With BuprenorphineRecruitingEarly Phase 1Yale UniversityNCT07886606Written as 400 mg Cannabidiol
- Stratification and Treatment in Early Psychosis Study -ASSISTNot yet recruitingPhase 3University of OxfordNCT07326124Written as CBD 100 mg/mL Oral Solution
- Stratification and Treatment in Early Psychosis Study - PROMOTENot yet recruitingPhase 3University of OxfordNCT07434973Written as Cannabidiol (CBD)
- Stratification and Treatment in Early Psychosis Study - ENHANCERecruitingPhase 3University of OxfordNCT06778564Written as CBD 100 mg/mL Oral Solution
- Cannabidiol as an Adjunct Treatment for Alcohol Withdrawal and CravingRecruitingPhase 2/3Johns Hopkins UniversityNCT07148843Written as Cannabidiol (CBD)
- A Study to Evaluate the Efficacy and Safety of Cannabidiol Oral Solution (CBD-OS [GWP42003-P, JZP926]) for the Treatment of Focal-Onset SeizuresRecruitingPhase 1Jazz PharmaceuticalsNCT07233239Written as CBD-OS
- Epidiolex Trial for Presymptomatic Treatment of Sturge-Weber SyndromeRecruitingPhase 2Johns Hopkins UniversityNCT07778810Written as Epidiolex 100 mg/mL Oral Solution
- Adjunctive Cannabidiol for Recovery From Opioid StudyRecruitingPhase 3Icahn School of Medicine at Mount SinaiNCT06940674Written as Cannabidiol
- CBD for Breast Cancer Primary TumorsRecruitingPhase 1Medical University of South CarolinaNCT06148038Written as CBD Oral
- Safety and Efficacy of Cannabidiol (CBD) for Symptoms of PTSD in AdultsRecruitingPhase 2University of NebraskaNCT05269459Written as Cannabidiol Administered as Nantheia ATL5
- CBD for Lower Urinary Tract Dysfunction in Spinal Cord InjuryRecruitingPhase 2University of Wisconsin, MadisonNCT06840899Written as CBD
- Cannabidiol for Pain Relief of Patients With End-stage mCRPCRecruitingPhase 2Regionshospital NordjyllandNCT07549256Written as Cannabidiol
- Cannabis (THC vs. CBD) in Multiple SclerosisRecruitingPhase 2University of CalgaryNCT06261489Written as CBD
- Study of Cannabidiol in Sanfilippo SyndromeRecruitingPhase 2/3Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical CenterNCT06333041Written as Epidiolex
- A Study to Investigate the Transition of Children From 'Artisanal" Cannabidiol (CBD) to EpidiolexNot yet recruitingPhase 4Elizabeth DonnerNCT06924827Written as Epidiolex 100 mg/mL Oral Solution
- CardiolRx in Recurrent Pericarditis (MAVERIC Phase-3)RecruitingPhase 3Cardiol Therapeutics Inc.NCT06708299Written as CardiolRx
- Study of Cannabidiol and Neuroimaging on StressRecruitingPhase 1/2Icahn School of Medicine at Mount SinaiNCT07278505Written as Cannabidiol
- Evaluation of Oral THC and CBD in Men and WomenRecruitingPhase 1University of California, Los AngelesNCT05067387Written as CBD
See all 299 studies that test Cannabidiol →
Given in every arm · 4 — Cannabidiol is usual care beside what is tested
- Effects of a Hemp Product on the Pharmacokinetics and Pharmacodynamics of ClopidogrelRecruitingEarly Phase 1Washington State UniversityNCT06692933Written as Cannabidiol in the form of hemp
- The Pharmacodynamics of Cannabinoid-Caffeine CombinationsCompletedEarly Phase 1Johns Hopkins UniversityNCT05478863Written as Oral CBD
- The Pharmacokinetic and Pharmacodynamic Effects of Oral Cannabidiol (CBD) Under Acute and Chronic Exposure ConditionsCompletedPhase 1Johns Hopkins UniversityNCT04283019Written as CBD
- Reducing the Harmful Effects of Cannabis Use: Finding the Optimal CBD:THC RatioCompletedNot applicableKing's College LondonNCT05170217Written as Cannabidiol
As the comparator · 5 — what is tested is compared with Cannabidiol
- Challenging the Endocannabinoid System in Sleep Restricted Healthy Volunteers to Modulate Physiological Arousal (CANISLEEP) StudyRecruitingNot applicableKing's College LondonNCT07656350Written as CBD
- SCI-210 in the Treatment of Children and Young Adults With AutismEvaluate the Safety, Tolerability and Efficacy of SCI-210 in Children With Autism Spectrum Disorder (ASD)RecruitingNot applicableSciSparcNCT05182697Written as Oral CBD oil
- Safety and Effect on Pain and Function According to RAPID-3 of IHL-675A in Patients With Rheumatoid ArthritisTerminatedPhase 2Incannex Healthcare LtdNCT05942911Written as Cannabidiol
- Pharmacokinetic Study of a Novel Cannabidiol (CBD) Formulation in Healthy VolunteersCompletedPhase 1NW PharmaTech LtdNCT07186283Written as Epidyolex
- Comparative PK Study Of THC/CBD FormulationsStatus unknownPhase 1CapSoilNCT06149988Written as THC/CBD oil
Codes
What other systems call Cannabidiol · ClinicalTrials.gg INT007129
- MeSH (NLM) D002185CannabidiolConfirmed ClinicalTrials.gov, NLM, Wikidata
- UNII (FDA) 19GBJ60SN5CANNABIDIOLConfirmed FDA, NLM, Wikidata
- RxNorm 2045371Confirmed FDA, Wikidata
- Wikidata Q422917cannabidiolConfirmed FDA, NLM, Wikidata
- NCI Thesaurus C118452CannabidiolOne source FDA
- DrugBank DB09061One source Wikidata
| System | Code | Name there | Checked by |
|---|---|---|---|
| MeSH (NLM) | D002185 | Cannabidiol | Confirmed ClinicalTrials.gov, NLM, Wikidata |
| UNII (FDA) | 19GBJ60SN5 | CANNABIDIOL | Confirmed FDA, NLM, Wikidata |
| RxNorm | 2045371 | — | Confirmed FDA, Wikidata |
| Wikidata | Q422917 | cannabidiol | Confirmed FDA, NLM, Wikidata |
| NCI Thesaurus | C118452 | Cannabidiol | One source FDA |
| DrugBank | DB09061 | — | One source Wikidata |
“Confirmed” means two independent publishers link the code to this drug; “one source”, one does and its name agrees.