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very low dose naltrexone

Phase 2

Opiate Dependence | Small molecule | Other |Alkermes plc|Last Updated: Jun 1, 2016

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment38
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01690546Low Dose Naltrexone-buprenorphine Transfer to Vivitrol Injection in Opioid DependencePHASE2 COMPLETED 38Sep 1, 2012Feb 1, 2015Jun 1, 20161 United States
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Study Endpoints
Primary Endpoints
Retention in Treatment
4 weeks

After the initial titration period for opioid withdrawal (of up to 8 days), patients will receive the Vivitrol injection. Then, we will follow patients for retention out to 4 weeks.

Secondary Endpoints
Withdrawal Intensity as Measured by the Clinical Opiate Withdrawal Scale (COWS)
4 weeks
Withdrawal Intensity as Measured by the Subjective Opiate Withdrawal Scale (SOWS)
4 weeks
Craving
4 weeks
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
BUP/VLNXT to VIVITROLEXPERIMENTALOn days 1-3, participants will receive buprenorphine/naloxone daily, starting at a dose of 4 mg, progressively decreasing to 2 mg on Days 2-3 and very low dose naltrexone at 0.25 mg to 1 mg on Days 1-3, 2 to 6 mg on Day 4 and 10 mg to 50 mg on Days 5-7. VIVITROL injection will be administered on Day 8 at 380 mg.
Interventions
NameTypeDescription
very low dose naltrexoneDRUGOn days 1-3, participants will receive buprenorphine/naloxone daily, starting at a dose of 4 mg, progressively decreasing to 2 mg on Days 2-3 and very low dose naltrexone at 0.25 mg to 1 mg on Days 1-3, 2 to 6 mg on Day 4 and 10 mg to 50 mg on Days 5-7. VIVITROL injection will be administered on Day 8 at 380 mg.
extended release naltrexoneDRUGOn days 1-3, participants will receive buprenorphine/naloxone daily, starting at a dose of 4 mg, progressively decreasing to 2 mg on Days 2-3 and very low dose naltrexone at 0.25 mg to 1 mg on Days 1-3, 2 to 6 mg on Day 4 and 10 mg to 50 mg on Days 5-7. VIVITROL injection will be administered on Day 8 at 380 mg.
buprenorphine/naloxoneDRUGOn days 1-3, participants will receive buprenorphine/naloxone daily, starting at a dose of 4 mg, progressively decreasing to 2 mg on Days 2-3 and very low dose naltrexone at 0.25 mg to 1 mg on Days 1-3, 2 to 6 mg on Day 4 and 10 mg to 50 mg on Days 5-7. VIVITROL injection will be administered on Day 8 at 380 mg.
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: 1. Men and women 18 to 65 years of age who meet DSM-IV criteria for OD of at least six months duration, supported by a positive urine for opiates and a positive naloxone challenge test if the diagnosis is unclear. 2. Individuals must be capable of giving informed consent and cap...

Countries:United States
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