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36 studies found for:    marijuana or cannabis and smoked | United States
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Rank Status Study
21 Terminated Cannabis for Spasticity in Multiple Sclerosis
Condition: Multiple Sclerosis
Intervention: Drug: Smoked Cannabis
22 Recruiting Using a Field Performance Test on an iPad to Evaluate Driving Under the Influence of Cannabis
Condition: Cannabis Intoxication
Intervention: Drug: cannabis
23 Recruiting Behavioral Effects of Pregabalin and Cannabis
Condition: Cannabis-use Disorders
Interventions: Drug: Pregabalin;   Drug: Placebo
24 Completed Effect of Quetiapine on Marijuana Withdrawal and Relapse
Condition: Marijuana Smoking
Interventions: Drug: Marijuana;   Drug: Quetiapine
25 Completed
Has Results
Opioid and Cannabinoid Pharmacokinetic Interactions
Condition: Pain
Intervention: Drug: Cannabis
26 Recruiting Effects of Cannabidiol on Marijuana-seeking in Humans
Condition: Marijuana Abuse
Intervention:
27 Recruiting Effects of Marijuana Used on Lung Function in Persons With Chronic Obstructive Pulmonary Disease (COPD)
Condition: Chronic Obstructive Pulmonary Disease
Intervention:
28 Recruiting Duration of Marijuana Concentration in Breast Milk- A Pilot Study
Conditions: Cannabis;   Pregnancy;   Breast Feeding
Intervention: Other: Cannabis Use
29 Completed Pharmacokinetic and Pharmacodynamic Effects of Passive Cannabis Inhalation
Condition: Cannabis Intoxication
Interventions: Drug: Cannabis;   Drug: Second-hand cannabis smoke
30 Recruiting Marijuana's Impact on Alcohol Motivation and Consumption
Conditions: Alcohol Drinking;   Marijuana
Interventions: Drug: THC 7.2%;   Drug: THC 3.0%;   Drug: Placebo
31 Recruiting Cannabis, Schizophrenia and Reward: Self-Medication and Agonist Treatment?
Conditions: Schizophrenia;   Dual Diagnosis;   Psychotic Disorder;   Cannabis Use Disorder
Interventions: Drug: Marijuana;   Drug: Dronabinol;   Drug: Placebo
32 Recruiting Chronic Cannabis Smoking, Oxidative Stress and the Pulmonary Innate Immune Response
Conditions: Cannabis Smoking;   Oxidative Stress
Interventions: Procedure: Bronchoscopy;   Radiation: Chest X-ray;   Procedure: Venipuncture;   Procedure: Intravenous Catheter
33 Completed Effects of Cannabis Administration Routes on Human Performance and Pharmacokinetics
Condition: Cannabis Use
Interventions: Drug: Placebo + Placebo;   Drug: Oral Cannabis + Placebo;   Drug: Placebo + Inhaled Cannabis;   Drug: Placebo + Smoked Cannabis;   Drug: 6.9% cannabis oral
34 Recruiting Mobile Contingency Management for Marijuana and Cessation
Conditions: Cigarette Smoking;   Marijuana Abuse
Interventions: Drug: bupropion;   Drug: transdermal nicotine patch;   Drug: Nicotine polacrilex;   Drug: nicotine lozenge;   Behavioral: counseling for marijuana and smoking cessation;   Behavioral: mobile contingency management
35 Completed Linking Lives: Building Quality Parent Components for School-Based Health Programs in Middle Schools
Conditions: Smoking;   Sexual Behavior
Intervention: Behavioral: Linking Lives parent-based intervention
36 Completed
Has Results
Effectiveness of Two Hepatitis B Vaccines in HIV-negative Youths
Condition: Hepatitis B
Interventions: Biological: Recombivax;   Biological: Twinrix

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