Trial Outcomes & Findings for VIVITROL as a Treatment for Cocaine and Alcohol Dependence (NCT NCT00777062)

NCT ID: NCT00777062

Last Updated: 2018-01-26

Results Overview

Percentage of subjects with no cocaine use for at least 3 weeks

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

80 participants

Primary outcome timeframe

8 week medication phase

Results posted on

2018-01-26

Participant Flow

Participant milestones

Participant milestones
Measure
Vivitrol
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Overall Study
STARTED
39
41
Overall Study
COMPLETED
36
36
Overall Study
NOT COMPLETED
3
5

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

VIVITROL as a Treatment for Cocaine and Alcohol Dependence

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Vivitrol
n=39 Participants
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
n=41 Participants
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Total
n=80 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Age, Categorical
Between 18 and 65 years
39 Participants
n=99 Participants
41 Participants
n=107 Participants
80 Participants
n=206 Participants
Age, Categorical
>=65 years
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Age, Continuous
47.5 years
STANDARD_DEVIATION 7.0 • n=99 Participants
48.4 years
STANDARD_DEVIATION 6.3 • n=107 Participants
47.9 years
STANDARD_DEVIATION 6.6 • n=206 Participants
Sex: Female, Male
Female
9 Participants
n=99 Participants
6 Participants
n=107 Participants
15 Participants
n=206 Participants
Sex: Female, Male
Male
30 Participants
n=99 Participants
35 Participants
n=107 Participants
65 Participants
n=206 Participants
Region of Enrollment
United States
39 participants
n=99 Participants
41 participants
n=107 Participants
80 participants
n=206 Participants

PRIMARY outcome

Timeframe: 8 week medication phase

Percentage of subjects with no cocaine use for at least 3 weeks

Outcome measures

Outcome measures
Measure
Vivitrol
n=39 Participants
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
n=41 Participants
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Urine Assay for Benzoylecgonine (BE), the Primary Metabolite of Cocaine.
33.3 Percentage of Participants
31.7 Percentage of Participants

PRIMARY outcome

Timeframe: 8 week medication phase

Percentage of participants who were abstinent from drinking

Outcome measures

Outcome measures
Measure
Vivitrol
n=39 Participants
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
n=41 Participants
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Time Line Follow Back -Reported Days of Abstinence From Drinking
10.3 Percentage of Participants
17.1 Percentage of Participants

Adverse Events

Vivitrol

Serious events: 5 serious events
Other events: 22 other events
Deaths: 0 deaths

Placebo

Serious events: 4 serious events
Other events: 13 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Vivitrol
n=39 participants at risk
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
n=41 participants at risk
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Skin and subcutaneous tissue disorders
Injection Site Reaction
2.6%
1/39 • Number of events 1
0.00%
0/41
Psychiatric disorders
Hospitalization for Depression
2.6%
1/39 • Number of events 1
2.4%
1/41 • Number of events 1
General disorders
Hospitalization for pneumonia
0.00%
0/39
2.4%
1/41 • Number of events 1
General disorders
Worsening of addiction symptoms
2.6%
1/39 • Number of events 1
2.4%
1/41 • Number of events 1
Injury, poisoning and procedural complications
Lacerations and fractured rib
0.00%
0/39
2.4%
1/41 • Number of events 1
Gastrointestinal disorders
Hospitalization for nausea and vomiting
2.6%
1/39 • Number of events 1
0.00%
0/41
Injury, poisoning and procedural complications
Hospitalization for an overdose of tylenol
2.6%
1/39 • Number of events 1
0.00%
0/41

Other adverse events

Other adverse events
Measure
Vivitrol
n=39 participants at risk
VIVITROL (Naltrexone extended-release injectable suspension), 380 mg injection at the start of weeks 2 and 6
Placebo
n=41 participants at risk
Placebo injection, 380 mg injection at the start of weeks 2 and 6.
Skin and subcutaneous tissue disorders
Swelling at the injection site
56.4%
22/39
31.7%
13/41

Additional Information

Dr. Kyle Kampman

University of Pennsylvania

Phone: 215-222-3200

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place