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Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
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Filters: Sponsor: Center for Medicinal Cannabis Research Clear all
Completed Phase 1Phase 2 Interventional Results available

Trial of Cannabis for Essential Tremor

NCT03805750
View directory record Official record
Conditions
Essential Tremor
Interventions
CBD/THC, Placebo oral capsule
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Effects of Vaporized Marijuana on Neuropathic Pain

NCT01037088
View directory record Official record
Conditions
Neuropathic Pain, Reflex Sympathetic Dystrophy, Peripheral Neuropathy, Post-herpetic Neuralgia, Spinal Cord Injury, Multiple Sclerosis
Interventions
Mild dose cannabis, Low dose cannabis, Cannabis
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced Sep 1, 2026, 3:23 PM EDT
Terminated Phase 1Phase 2 Interventional

Cannabis for Spasticity in Multiple Sclerosis

NCT00260741
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Smoked Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 3, 2007 · Synced Sep 1, 2026, 3:23 PM EDT
Active, not recruiting Phase 2 Interventional

Trial of Cannabidiol to Treat Severe Behavior Problems in Children With Autism

NCT04517799
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder
Interventions
Epidiolex, placebo oral solution
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
7 Years to 14 Years · Male only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 1, 2026, 3:23 PM EDT
Terminated Phase 2 Interventional Results available

A Clinical Trial of a Hemp-Derived, High Cannabidiol Product for Anxiety in Glioblastoma Patients

NCT05753007
View directory record Official record
Conditions
Glioblastoma
Interventions
Cannabidiol (CBD), Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional

Efficacy of Inhaled Cannabis in Diabetic Painful Peripheral Neuropathy

NCT00781001
View directory record Official record
Conditions
Painful Diabetic Neuropathy
Interventions
Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Sep 1, 2026, 3:23 PM EDT
Terminated Phase 2 Interventional Results available

Role of CBD in Improving Alexithymia

NCT05832281
View directory record Official record
Conditions
Alexithymia, HIV
Interventions
Purysis CBD, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional

Effects of Smoked Marijuana on Neuropathic Pain

NCT00254761
View directory record Official record
Conditions
Neuropathic Pain
Interventions
Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Feb 27, 2008 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional

Marijuana for HIV-Related Peripheral Neuropathy

NCT00046722
View directory record Official record
Conditions
Peripheral Nervous System Diseases, HIV Infections
Interventions
Smoked Marijuana
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 13, 2007 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional

Short-Term Effects of Medicinal Cannabis Therapy on Spasticity in Multiple Sclerosis

NCT00248378
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Smoked Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2006 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Vaporization as a Smokeless Cannabis Delivery System

NCT00241592
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
21 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 13, 2007 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Analgesic Efficacy of Smoked Cannabis

NCT00241579
View directory record Official record
Conditions
Pain, Hyperalgesia
Interventions
Smoked Cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years to 90 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2006 · Synced Sep 1, 2026, 3:23 PM EDT
Recruiting Phase 3 Interventional

Effects of Cannabidiol (CBD) Versus Placebo as an Adjunct to Treatment in Early Psychosis

NCT04411225
View directory record Official record
Conditions
Early Psychosis
Interventions
Cannabidiol oral solution
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
16 Years to 30 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
La Jolla, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Completed Phase 1Phase 2 Interventional

Medicinal Cannabis for Painful HIV Neuropathy

NCT00255580
View directory record Official record
Conditions
Neuropathic Pain
Interventions
Smoked cannabis
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
21 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 27, 2008 · Synced Sep 1, 2026, 3:23 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

AnalgeSiC and appEtite-stimulating Effects of caNnabigerol and THC (ASCENT)

NCT04859296
View directory record Official record
Conditions
Pain, Appetite Loss, Abuse, Drug
Interventions
Placebo, Low CBG, High CBG, Low THC, High THC
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Terminated Phase 1Phase 2 Interventional

Marijuana for Cancer Pain

NCT00046709
View directory record Official record
Conditions
Neoplasms
Interventions
Smoked Marijuana
Drug
Lead sponsor
Center for Medicinal Cannabis Research
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 9, 2013 · Synced Sep 1, 2026, 3:23 PM EDT
Recruiting Phase 1 Interventional

THC Effects on Glucose in Type 2 Diabetes

NCT05322213
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
THC, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Recruiting Phase 2 Interventional

Cannabidiol for Reducing Cigarette Use

NCT06218056
View directory record Official record
Conditions
Tobacco Use Disorder, Tobacco Smoking, Tobacco Dependence
Interventions
Cannabidiol (CBD) 800 mg, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
North Hollywood, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 1, 2026, 3:23 PM EDT
Active, not recruiting Phase 2 Interventional

Cannabis Effects on Antiretroviral Therapy Pharmacokinetics and Neurotoxicity

NCT04800159
View directory record Official record
Conditions
HIV, Cannabis Use
Interventions
THC Cannabis, CBD Cannabis, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 1, 2026, 3:23 PM EDT