Primary: The primary objective of this study is to compare the efficacy of two different maintenance doses of apremilast (tablets) in reducing alcohol craving among subjects with moderate to severe alcohol use disorder (AUD) after two weeks of daily dosing. Secondary: Secondary objectives include evaluation of two different maintenance doses of apremilast compared with matched placebo on other measures of self-reported alcohol consumption, alcohol craving, alcohol-related negative consequences, AUD symptoms, pain, sleep disturbances, depression, anxiety, quality of life, cigarette smoking, other nicotine use, cannabis use, retention in the study, and safety.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
100
Matched Placebo Capsule
30 mg capsule
University of California
Los Angeles, California, United States
University of Colorado
Aurora, Colorado, United States
University of Virginia
Charlottesville, Virginia, United States
Alcohol Craving
The primary outcome measure of this study is to compare the efficacy of two different maintenance doses of apremilast (tablets) in reducing alcohol craving among participants with moderate to severe alcohol use disorder (AUD) after two weeks of daily dosing.
Time frame: Week 4
Participants with no heavy drinking days
Percentage of participants with no heavy drinking days over the last 4 weeks of the treatment period. A "heavy drinking day" is 4 or more drinks per drinking day for women and 5 or more drinks per drinking day for men.
Time frame: Weeks 2-5
Participants abstinent from alcohol
Percentage of participants abstinent from alcohol over the last 4 weeks of the treatment period of treatment.
Time frame: Weeks 2-5
Days abstinent from alcohol per week.
Percentage of days abstinent from alcohol per week.
Time frame: Weeks 2-5
Participants with at least a WHO 2-level decrease in alcohol consumption
Percentage of participants with at least a WHO 2-level decrease in alcohol consumption
Time frame: Weeks 2-5
Heavy drinking days per week
Percentage of heavy drinking days per week
Time frame: Weeks 2-5
Participants abstinent from cigarette smoking
Percentage of participants abstinent from cigarette smoking (among smokers at baseline)
Time frame: Weeks 4-5
Number of drinks per week
Mean number of drinks per consumed week
Time frame: Weeks 2-5
Number of drinks per drinking day
Weekly mean number of drinks consumed per drinking day.
Time frame: Weeks 2-5
Alcohol Use Disorder Symptoms
Number of Alcohol User Disorder (AUD) symptoms as measured by MINI AUD
Time frame: Week 6
Number of days of cannabis use per week
Mean number of days of cannabis use per week (among cannabis users at baseline)
Time frame: Weeks 4-6
Global Health Score
The PROMIS (Patient-Reported Outcomes Measurement Information System) Global Health Scale is QOL assessment to evaluate the clinical benefit of apremilast treatment. It is a 10-question self-report measure that rates items on a 5-item ordinal scale (5 = Excellent, 1 = Poor) over the past 7 days. It assesses five core health domains: physical function, pain, fatigue, emotional distress, and social health. Scores will be converted to T-scores (normalized for comparison across populations). Lower scores correspond to more severe problems. Global health score measured by the PROMIS-Global Health scale
Time frame: Weeks 4,6
Alcohol Negative Consequences Score
For negative consequences for alcohol use, the short form of the PROMIS Patient-Reported Outcomes Measurement Information System) Alcohol Negative Consequences questionnaire will be used to assess outcomes of alcohol use over the past 7 days. This 7-item questionnaire assesses physical and social consequences of drinking. Scores will be converted to T-scores (normalized for comparison across populations).
Time frame: Weeks 4,6
Sleep Disturbance
The PROMIS (Patient-Reported Outcomes Measurement Information System) Sleep Disturbances Scale - short form is an 8-item scale asking questions about sleep disturbances in the past 7-days. Each item on the measure is rated on a 5-point scale (1=never; 2=rarely; 3=sometimes; 4=often; and 5=always) with a range in score from 8 to 40 with higher scores indicating greater severity of sleep disturbance. Scores will be converted to T-scores (normalized for comparison across populations).
Time frame: Weeks 4,6
PROMIS pain intensity score
The PROMIS (Patient-Reported Outcomes Measurement Information System) Adult Short Form version 1.0 Pain Intensity will be used to assess pain intensity using a 7-day recall period (2 items) and pain intensity right now (1 item). Each item has a 5-point scale with anchors at "had no pain" and "very severe". The responses to each item will be summed to calculate a total pain intensity score. Scores will be converted to T-scores (normalized for comparison across populations).
Time frame: Weeks 4,6
PROMIS-Anxiety Scale score
The PROMIS (Patient-Reported Outcomes Measurement Information System) Anxiety Scale - short form is a 8-item scale asking questions about anxiety in the past 7 days with anchors at 1 (never) and 5 (always). Interpretation of scoring is as follows: Score 0-4: Minimal Anxiety. Score 5-9: Mild Anxiety. Score 10-14: Moderate Anxiety. Score greater than 15: Severe Anxiety. Scores will be converted to T-scores (normalized for comparison across populations).
Time frame: Weeks 4-6
HAM-D17 score
A 17-item clinician administered Hamilton Depression scale (HAM-D17) will be used to monitor the development of depressive symptom throughout the study. A structed interview guide must be followed by the administrator performing this assessment. HAM-D17 scores of below 7 (no depression), 7 to 17 (mild depression), 18 to 24 (moderate depression) and 25 and above (severe depression) (Carrozzino-2020). This questionnaire will be completed by the interviewer and will be both the source and eCRF.
Time frame: Weeks 2,4,6
Urge to Drink scale scores
Urge to Drink craving score during the minimum period. Minimum score of = 0 and maximum = 35
Time frame: Weeks 2-5
Inflammatory Markers
Clinical chemistry and hematology laboratory tests will be performed at the clinical site's local clinical laboratory.
Time frame: Weeks 3, 6
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