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INDV-6001

Phase 2

Moderate to Severe Opioid Use Disorder | Small molecule | Psychiatry |Indivior Pharmaceuticals, Inc.|Last Updated: Mar 16, 2026

Success Probability

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Market & Valuation

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Trial Design

CONTROLLEDBiomarker
Total Trials1
Total Enrollment123

FDA Designations

No designations recorded

Clinical trial landscape

INDV-6001 · 1 trial · 1 indication

Phase 2 1
NCT06576843INDV-6001 Multiple-Dose Pharmacokinetic StudyModerate to Severe Opioid Use Disorder
COMPLETED123 Analytics
PHASE2COMPLETED
INDV-6001 Multiple-Dose Pharmacokinetic Study
Moderate to Severe Opioid Use DisorderUnlock trial analytics

Study Endpoints

Primary Endpoints

Steady-state area under the plasma concentration-time curve over the dosing interval (AUCtau) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

AUCtau for Cohorts 1-4

Steady-state maximum observed plasma concentration (Cmax) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

Cmax for Cohorts 1-4

Steady-state time to attain the maximum observed plasma concentration (Tmax) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

Tmax for Cohorts 1-4

Steady-state minimum plasma concentration over a dosing interval (Cmin) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

Cmin for Cohorts 1-4

Steady-state plasma concentration measured at the end of the dosing interval (Ctrough) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

Ctrough for Cohorts 1-4

Steady-state average plasma concentration over the dosing interval (Cavg) of buprenorphine following INDV-6001 injection in the abdomen
Up to 260 days

Cavg for Cohorts 1-4

Steady-state ratio of peak to trough plasma concentrations over a dosing interval (% fluctuation) of buprenorphine following INDV-6001 injection
Up to 260 days

% fluctuation for Cohorts 1-4

Steady-state area under the plasma concentration-time curve over the dosing interval (AUCtau) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

AUCtau for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state maximum observed plasma concentration (Cmax) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

Cmax for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state time to attain the maximum observed plasma concentration (Tmax) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

Tmax for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state minimum plasma concentration over a dosing interval (Cmin) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

Cmin for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state plasma concentration measured at the end of the dosing interval (Ctrough) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

Ctrough for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state average plasma concentration over the dosing interval (Cavg) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

Cavg for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state ratio of peak to trough plasma concentrations over a dosing interval (% fluctuation) of buprenorphine following INDV-6001 injection in the back of the upper arm Vs abdomen injection location
Up to 168 days [24 weeks]

% fluctuation for Cohort 1a \[Day 260 injection in the back of the upper arm\] Vs Cohort 1 \[Day 176 Injection in the abdomen\]

Steady-state area under the plasma concentration-time curve over the dosing interval (AUCtau) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

AUCtau for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state maximum observed plasma concentration (Cmax) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

Cmax for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state time to attain the maximum observed plasma concentration (Tmax) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

Tmax for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state minimum plasma concentration over a dosing interval (Cmin) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

Cmin for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state plasma concentration measured at the end of the dosing interval (Ctrough) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

Ctrough for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state average plasma concentration over the dosing interval (Cavg) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

Cavg for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Steady-state ratio of peak to trough plasma concentrations over a dosing interval (% fluctuation) of buprenorphine following INDV-6001 injection in the Thigh Vs abdomen injection location
Up to 128 days [16 weeks]

% fluctuation for Cohort 2a \[Day 232 injection in the Thigh\] Vs Cohort 2 \[Day 176 injection in the abdomen\]

Secondary Endpoints

Assessment of the safety and tolerability of INDV-6001 injection
Up to 260 days
Steady-state area under the plasma concentration-time curve over the dosing interval (AUCtau) of buprenorphine following INDV-6001 250mg injection in the abdomen Vs SUBLOCADE 300mg injection in the abdomen
Up to 56 days [8 weeks]
Steady-state maximum observed plasma concentration (Cmax) of buprenorphine following INDV-6001 250mg injection in the abdomen Vs SUBLOCADE 300mg injection in the abdomen
Up to 56 days [8 weeks]
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingSINGLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort 1EXPERIMENTALSUBOXONE 12-16 mg once daily (to continue through Day 7), followed by INDV-6001 (600 mg Day 1, followed by 600 mg on Day 8, Day 92, and Day 176)
Cohort 2EXPERIMENTALSUBOXONE 12-16 mg once daily (to continue through Day 7), followed by INDV-6001 (600 mg Day 1, followed by 600 mg on Day 8, Day 64, Day 120, and Day 176)
Cohort 3EXPERIMENTALSUBOXONE 12-16 mg once daily (to continue through Day 7), followed by INDV-6001 (600 mg Day 1, 600 mg Day 8, followed by 250 mg on Day 15, Day 43, Day 71, and Day 99)
Cohort 4EXPERIMENTALSUBOXONE 12-16 mg once daily (to continue through Day 7), followed by INDV-6001 (600 mg Day 1, followed by 100 mg on Day 8, Day 36, Day 64, and Day 92)
Cohort 1aEXPERIMENTALIn Cohort 1, up to 15 participants who reach Day 260 will be enrolled into Cohort 1a. Participants in Cohort 1a will receive an additional injection of INDV-6001 600 mg in the back of the upper arm on Day 260.
Cohort 2aEXPERIMENTALIn Cohort 2, up to 15 participants who reach Day 232 will be enrolled into Cohort 2a. Participants in Cohort 2a will receive an additional injection of INDV-6001 600 mg in the thigh on Day 232.
Cohort 3aEXPERIMENTALIn Cohort 3, up to 15 participants who reach Day 127 will be enrolled into Cohort 3a. Participants in Cohort 3a will receive an injection of SUBLOCADE 300 mg (abdomen) on Day 127.
Cohort 4aEXPERIMENTALIn Cohort 4, up to 15 participants who reach Day 120 will be enrolled in Cohort 4a. Participants in Cohort 4a will receive an injection of SUBLOCADE 100 mg (abdomen) on Day 120.
Cohort 7EXPERIMENTALParticipants in Cohort 7 who are new to BUP treatment will undergo rapid induction with SUBLOCADE 300 mg (per product labelling) in the abdomen on Day 1 following an initial dose of SUBOXONE (eg, 4 mg). All participants in Cohort 7 will receive: SUBLOCADE 300 mg (abdomen) on Day 1 and Day 8, SUBLOCADE 100 mg (abdomen) on Day 36, and 600mg INDV-6001 on Day 64.

Interventions

NameTypeDescription
INDV-6001DRUGExtended-release subcutaneous injection
SuboxoneDRUGOral sublingual film
SublocadeDRUGExtended-release subcutaneous injection
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersNo
Study Sites11

Inclusion Criteria Participants are eligible to be included in any cohort open to enrolment in the study only if all of the following criteria apply: 1. Has signed the ICF and have the ability to understand and comply with the requirements and restrictions listed therein 2. Is an adult (male or fe...

Countries:United States
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Frequently asked questions about INDV-6001

What is INDV-6001 used for?

INDV-6001 is an investigational small molecule being developed for the treatment of moderate to severe opioid use disorder. It is currently in Phase 2 clinical development and has completed a multiple-dose pharmacokinetic study in the United States.

Who makes INDV-6001?

INDV-6001 is being developed by Indivior Pharmaceuticals, Inc., a company listed on the stock exchange under the ticker INDV. The drug is currently in Phase 2 clinical development for moderate to severe opioid use disorder.

What phase is INDV-6001 in?

INDV-6001 is in Phase 2 clinical development. It is an investigational drug and has not been approved by regulatory authorities. A Phase 2 multiple-dose pharmacokinetic study has been completed in patients with moderate to severe opioid use disorder.

What clinical trials is INDV-6001 in?

INDV-6001 has one completed clinical trial, NCT06576843, titled "INDV-6001 Multiple-Dose Pharmacokinetic Study." This Phase 2 study enrolled 123 participants with moderate to severe opioid use disorder in the United States, with a minimum age of 18 years.

Is INDV-6001 the same as any other drug?

No alternative names for INDV-6001 have been disclosed. The drug is identified solely by its development code INDV-6001 and is being studied for moderate to severe opioid use disorder.