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Hepatitis BPhase 1NCT02288208

Phase I Safety and Tolerability Study of Birinapant in Chronic Hepatitis B

A Phase 1 study testing Antiviral Therapy (tenofovir or entecavir) and Birinapant in people with Hepatitis B, run by TetraLogic Pharmaceuticals at 3 sites in Australia.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This study evaluates the addition of birinapant in subjects with chronic Hepatitis B who are currently receiving anti-viral therapy with either tenofovir or entecavir. Patients will receive either birinapant or placebo in addition to their anti-viral therapy. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Hepatitis B
What is being tested?
Antiviral Therapy (tenofovir or entecavir) and Birinapant
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
7 participants
Where
3 sitesAustralia
Study dates
Nov 2014to May 2015
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Documented history of chronic Hepatitis B infection currently being treated with tenofovir or entecavir for at least 3 months
  • Measurable titer of HBsAg
  • HBV DNA level < 2 log copies/mL or 10² copies/mL
  • No more than Child-Pugh score of 5 plus a valid FibroScan® of at least 10 readings with a median score of <7 and interquartile range of < 30%
  • Adequate liver function, aspartate AST and ALT ≤2 x ULN
  • Adequate renal function as evidenced by creatinine ≤2 mg/dL

Who cannot join

  • Participation in any interventional study within 4 weeks prior to Screening
  • Known HIV infection, Hepatitis C, or other significant hepatic disorder including cirrhosis (Child-Pugh Class B or C)
  • Serious illness or autoimmune disease or other known liver disease
  • Uncontrolled hypertension
  • Impaired cardiac function, uncontrolled cardiac arrhythmias despite medications, or clinically significant cardiac disease
  • Currently breast feeding, pregnant or planning on becoming pregnant
Show all 10Show fewer
  • Known allergy or hypersensitivity to any of the formulation components of birinapant or placebo, including citric acid
  • History of cranial nerve palsy
  • Current treatment with anti-TNF therapies or has received treatment with anti-TNF therapies within the last 6 months
  • Use of non-steroidal anti-inflammatory drugs

Trial locations and contacts

3 sites in 1 country.

Australia3 sites
  • CMAX / Royal Adelaide Hospital

    Adelaide, South Australia, 5000

  • Nucleus Network Limited / AMREP Precinct

    Melbourne, Victoria, 3004

  • Linear Clinical Research Ltd

    Nedlands, Western Australia, 6009

Other trials in Australia

About this study

Official title: Phase 1, Randomized, Double-Blind, Placebo-Controlled, Multiple Ascending Dose, Safety, Tolerability and Pharmacokinetics Study of Birinapant in Subjects With Chronic Hepatitis B

This study evaluates the addition of birinapant in subjects with chronic Hepatitis B who are currently receiving anti-viral therapy with either tenofovir or entecavir. Patients will receive either birinapant or placebo in addition to their anti-viral therapy.

Conditions
Hepatitis B
Being tested
Antiviral Therapy (tenofovir or entecavir), Birinapant, Placebo (for birinapant)
Medical subject headings
Hepatitis B

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Antiviral Therapy (tenofovir or entecavir)Drug

  • BirinapantDrug

  • Placebo (for birinapant)Drug

Study groups in NCT02288208
Study groupRoleWhat they receive
Antiviral Therapy & BirinapantExperimentalAntiviral therapy (tenofovir 300 mg or entecavir 0.5 mg) taken once daily by mouth, and birinapant administered as a 30 minute IV infusion once weekly for four weeks.
Receives: Drug: Antiviral Therapy (tenofovir or entecavir); Drug: Birinapant
Antiviral Therapy & PlaceboPlacebo comparatorAntiviral therapy (tenofovir 300 mg or entecavir 0.5 mg) taken once daily by mouth, and placebo (for birinapant) administered as a 30 minute infusion once weekly for four weeks.
Receives: Drug: Antiviral Therapy (tenofovir or entecavir); Drug: Placebo (for birinapant)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of participants with adverse events

    Measured: From Screening through end of study, up to 13 weeks

Secondary outcomes (5)
  1. Pharmacokinetics of birinapant (in plasma): maximum concentration (Cmax), time of maximum concentration (Tmax), area under the curve (AUC) extrapolated to time infinity, AUC from dosing to last quantifiable concentration

    Measured: Day -1 through Day 26

  2. Pharmacokinetics of birinapant (in plasma): terminal elimination half-life (t1/2), clearance (CL), terminal disposition rate constant,volume of distribution (Vdss)

    Measured: Day -1 through Day 26

  3. Pharmacokinetics of oral antiviral medication (tenofovir or entecavir): Cmax, Tmax, AUC from dosing to last quantifiable concentration, t1/2, CL, terminal disposition rate constant, Vdss

    Measured: Day -1, Day 1 and Day 22

  4. Hepatitis B markers (Determine levels of HBsAg, HBeAg, HBV DNA, and HBsAb)

    Determine levels of HBsAg, HBeAg, HBV DNA, and HBsAb

    Measured: Screening through Day 29

  5. Pharmacodynamic effect of birinapant on cIAP1 and cIAP2 levels in peripheral blood mononuclear cells (PBMC) and levels of cluster of differentiation 4 and 8 (CD4+, CD+8) lymphocytes

    Measured: Screening through Day 29

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted11 Nov 2014 (estimated)
  2. Study startNov 2014
  3. Primary completionMay 2015
  4. Study completionMay 2015

Why it stopped: Due to cranial nerve palsies observed

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
7 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02288208
Sponsor's protocol ID
TL32711-POC-0095-PTL
Status last verified
Feb 2016
First submitted
3 Nov 2014
Last updated
5 Feb 2016
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Antiviral Therapy (tenofovir or entecavir) and Birinapant in people with Hepatitis B, run by TetraLogic Pharmaceuticals at 3 sites in Australia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 5 Feb 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in Australia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early (reason given: Due to cranial nerve palsies observed). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of participants with adverse events (time frame: From Screening through end of study, up to 13 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Feb 2016.

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