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655 studies found for:    cannabis
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Rank Status Study
1 Recruiting Evaluation Prospectively the Level of Reduction in Cognitive Functions of Cancer Patients Who Are on Active Oncology Treatments and Use Cannabis. The Second Goal is to Identify High-risk Groups for Cognitive Impairment Due to Cannabis Use.
Conditions: 1- Cancer Patients During Chemotherapy Treatment;   2- Use of Cannabis Comparing to Control Without Cannabis Use
Intervention: Drug: cannabis
2 Recruiting Using a Field Performance Test on an iPad to Evaluate Driving Under the Influence of Cannabis
Condition: Cannabis Intoxication
Intervention: Drug: cannabis
3 Completed Pharmacokinetic and Pharmacodynamic Effects of Passive Cannabis Inhalation
Condition: Cannabis Intoxication
Interventions: Drug: Cannabis;   Drug: Second-hand cannabis smoke
4 Not yet recruiting Effect of Cannabis and Endocannabinoids on HIV Neuropathic Pain
Conditions: Cannabis;   HIV Neuropathy;   Pain Syndrome
Intervention: Drug: Cannabis
5 Recruiting Vaporized Cannabis for Chronic Pain Associated With Sickle Cell Disease
Condition: Sickle Cell Disease
Intervention: Drug: Cannabis
6 Not yet recruiting Differences in Cannabis Impairment and Its Measurement Due to Route of Administration
Condition: Behavioral Pharmacology of Cannabis
Intervention: Drug: cannabis
7 Completed Effect of Quetiapine on Marijuana Withdrawal and Relapse
Condition: Marijuana Smoking
Interventions: Drug: Marijuana;   Drug: Quetiapine
8 Completed Pharmacokinetic and Pharmacodynamic Effects of Oral Cannabis
Condition: Cannabis
Intervention: Drug: Oral cannabis
9 Completed Effect of Baclofen on Marijuana Withdrawal and Relapse
Condition: Marijuana Dependence
Interventions: Drug: Baclofen;   Drug: Marijuana
10 Completed
Has Results
Fixed or Self-Titrated Dosages of Sativex on Cannabis Users
Condition: Cannabis Dependence
Interventions: Drug: Sativex;   Drug: Placebo
11 Completed Interactions Between Physical Activity and Cannabis Use in Adults
Condition: Cannabis Dependence
Intervention: Behavioral: Exercise
12 Unknown  Cannabis for Inflammatory Bowel Disease
Conditions: Crohn's Disease;   Ulcerative Colitis
Interventions: Drug: smoking of cannabis;   Drug: smoking cigarettes with placebo
13 Completed
Has Results
Cannabis and Schizophrenia: Self-Medication and Agonist Treatment
Conditions: Schizophrenia;   Dual Diagnosis;   Schizoaffective Disorder;   Psychotic Disorder;   Cannabis Use Disorder
Interventions: Drug: Dronabinol;   Drug: Cannabis
14 Not yet recruiting Investigation of Cannabis for Chronic Pain and Palliative Care
Condition: Chronic Pain
Interventions: Drug: Smoked Cannabis High CBD/low THC;   Drug: Smoked Placebo Cannabis Low CBD/low THC
15 Completed Teen Marijuana Check-Up
Condition: Cannabis Use Disorder
Intervention: Behavioral: Marijuana Check-Ins
16 Completed
Has Results
Vaporized Cannabis and Spinal Cord Injury Pain
Conditions: Spinal Cord Injuries;   Spinal Cord Diseases
Intervention: Drug: Vaporization of Cannabis
17 Completed Effect of Lofexidine and Oral THC on Marijuana Withdrawal and Relapse
Condition: Marijuana Dependence
Interventions: Drug: Lofexidine;   Drug: dronabinol;   Drug: Marijuana
18 Completed Study of the Relationship Between Dose-concentration-effect of Delta-9-tetrahydrocannabinol (THC) and the Ability to Drive in Chronic or Occasional Cannabis Users
Condition: Occasional (1-2 Joints Per Week) and Chronic (1-2 Joints Per Day) Cannabis Users
Intervention: Drug: Cannabis (THC) in cigarettes of 30mg, 10mg and placebo
19 Enrolling by invitation Intervening to Prevent Youth Access to Marijuana Phase II
Condition: Cannabis
Intervention: Behavioral: Responsible Marijuana Vendor Training
20 Completed Effects of Inhaled Cannabis on Driving Performance
Conditions: Alcohol Drinking;   Cannabis
Interventions: Drug: Alcohol(oral) and placebo;   Drug: Cannabis(THC)(Inhaled) and Placebo

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Study has passed its completion date and status has not been verified in more than two years.