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Hepatitis CPhase 2NCT01425970

Chronically-infected HCV Genotype 2 and 3 Treatment-naive Subjects: Part A: Safety and Efficacy of INX-08189 With Peg IFN Alfa-2a and Ribavirin. Part B: INX-08189 in Interferon Free Treatment With Daclatasvir and/or Ribavirin

A Phase 2 study testing INX-08189, Pegylated interferon alfa-2a and Ribavirin in people with Hepatitis C, run by Bristol-Myers Squibb at 6 sites in United States.

Terminated

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

Official record
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Trial summary

Part A: The purpose of this study is to evaluate the safety and tolerability of INX-08189 and placebo with Peginterferon alfa-2a and Ribavirin during 12 weeks of treatment Part B: The purpose of this study is to evaluate the safety and tolerability of INX-08189 with Ribavirin or INX-08189 with Daclatasvir or INX-08189… Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Hepatitis C
What is being tested?
INX-08189, Pegylated interferon alfa-2a and Ribavirin
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
210 participants
Where
6 sitesUnited States
Study dates
May 2012to Aug 2013
Phase
Phase 2
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 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Amendment 4: Genotype 1, 10 subjects at site 401.
  • Males and females, 18 to 65 years of age inclusive with a body mass index (BMI) of at least 18 kg/m2 but not exceeding 36 kg/m2
  • Diagnosed with chronic HCV at least 6 months prior to Visit 1 with medical documentation (e.g., prior PCR result, prior liver biopsy, prior genotyping, etc.), with a positive HCV viral load of at least 50,000 IU/mL at Visit 1 (screening) as measured by quantitative PCR
  • Chronic genotype 2 or 3 HCV infection (per polymerase chain reaction [PCR] methodology)
  • HCV treatment-naïve where "treatment-naïve" is defined as no prior treatment with IFN alfa 2a or 2b, Pegylated IFN alfa-2a, Ribavirin, or any HCV direct-acting anti-viral drugs
  • Liver biopsy consistent with chronic HCV infection but with a classification of non-cirrhotic (and without classification of 'transition to cirrhosis or borderline cirrhosis') as judged by a pathologist (defined as Knodell ≤ 3, Metavir ≤ 2, Ishak ≤ 4, or Batts \&Ludwig ≤ 2 ) within the last two years and before Visit 2 (biopsy can be done after Visit 1 and before Visit 2, within the screening period)
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  • Negative urine drug screen for drugs of abuse and methadone (via central lab-provided dipstick at site) at screening (Visit 1) (note: subjects with a valid prescription for a drug which can be abused [e.g., benzodiazepine, opiates] can be enrolled on the judgment of the investigator)
  • Females will have a negative serum beta human chorionic gonadotropin (βHCG) pregnancy test at screening and a negative urine dipstick pregnancy test on Study Day 0 (visit 2)
  • Agreement by both female subjects of childbearing potential and male subjects (who have not been surgically sterilized) to practice an acceptable method of birth control, which includes at least one barrier during the study and for at least 6 months after the cessation of treatment. Surgical sterilization of either the female or the male partner must have occurred at least 6 months prior to the first dose and females must be post-menopausal for 2 years to be considered of non-child-bearing potential. Acceptable contraceptive methods include one of the following: Oral and implantable hormonal contraceptives by the female partner for at least 3 months prior to the first dose of Study Drug with additional use of a barrier method, IUD in place for at least 6 months prior to first dose with additional use of barrier method. Acceptable barrier methods include either diaphragm with spermicide, and condom with spermicide. (Note: Abstinence is not an acceptable method of birth control, subjects who indicate sexual inactivity must agree to utilize an acceptable method of birth control in the event of sexual activity)
  • Willing and able to complete all study visits and procedures, and able to effectively communicate with the investigator and other testing center personnel
  • Signed informed consent form (ICF) executed prior to protocol screening assessments

Who cannot join

  • Signs or symptoms of decompensated liver disease such as variceal bleeding, ascites, hepatic encephalopathy, active jaundice defined by an indirect bilirubin > 2, Alanine transaminase (ALT) or Aspartate aminotransferase (AST) laboratory values ≥ 10 times the upper limit of normal, or other evidence of decompensated liver disease, or hepatocellular carcinoma
  • Chronic liver disease other than HCV not limited to Hepatitis B virus (HBV) [positive test for hepatitis B surface antigen (HBsAg)], hemochromatosis, auto-immune hepatitis, alcoholic liver disease or non-alcoholic fatty liver disease
  • History of liver transplantation
  • Co-infection with Human immunodeficiency virus (HIV) [positive test for anti-HIV Ab] or use of didanosine
  • History of a heart attack, cardiac ischemia, heart disease, clinically symptomatic cardiac abnormalities, or blood clots, based on medical history or apparent on physical exam
  • QTcF interval at Visit 1 of greater than or equal to 450 ms by Fridericia's correction, or a personal or family history of Torsades de Pointe
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  • History or presence of sarcoidosis or pancreatitis
  • History or presence of severe pulmonary function impairment including severe (> GOLD stage III) chronic obstructive pulmonary obstructive disease, and moderate to severe asthma
  • Uncontrolled diabetes mellitus as evidenced by HbA1C ≥ 8.5% at screening (Visit 1)
  • Use of the following medications concurrently or within the 30 days prior to Screening (Visit 1) associated with QT prolongation: macrolides, antiarrhythmic agents, azoles, fluoroquinolones, and tricyclic anti-depressants (specifically excluded medication will be listed in protocol Section 6.8)
  • Use of immunosuppressive or immune-modulating agents (including azathioprine, corticosteroids and immunosuppressive agents) or presence of an immunologically-mediated autoimmune disease (other than asthma) or history of solid organ or bone marrow transplantation (note: inhaled steroids for mild/moderate asthma and topical steroid for minor skin conditions allowed and washout period for per Oral (PO)/Intramuscular (IM)/ Intravenous (IV) corticosteroid use is 8 weeks; washout periods for other immunosuppressives determined by Medical Monitor)
  • Use of strong CYP3A4-inhibiting protease inhibitors (specifically Atazanavir, Indinavir, Nelfinavir, Saquinavir, and Ritonavir), strong CYP3A4 inhibitors (specifically Clarithromycin, Itraconazole, Ketoconazole, Nefazodone, Telithromycin), or strong CYP3A4 inducers (specifically Rifampin, Efavirenz, Etravirine, Phenobarbital, Phenytoin, and Carbamazepine)
  • Absolute neutrophil count of < 1800 cells/mm3, or platelet count < 130,000 cells/mm3, or hemoglobin < 12 g/dl for women and < 13 g/dl for men, or a history of anemia, sickle cell anemia, or thalassemia; (note: if baseline value within 5% of minimum qualifying value, one re-test allowed for the purpose of qualifying for study)
  • A history or presence of abnormal thyroid function that is not adequately controlled [defined as Thyroid-stimulating hormone (TSH) levels less than 0.8 x lower limit of normal (LLN) or greater than 1.2 x the upper limit of normal (ULN)]
  • Creatinine clearance < 50 mL/minute, serum creatinine concentration ≥ 1.5 times the ULN, or albumin ≤ 3 g/dl
  • Presence or history of bipolar disorder, schizophrenia, psychosis, or unstable psychiatric condition, or hospitalization for psychiatric condition, or suicide attempt. (Note: Subjects with psychiatric conditions need to be adequately treated and on stable doses of appropriate medications for at least 3 months prior to Visit 1. History of suicidal ideation within prior 3 months is exclusionary)
  • Any malignancy within the last 5 years other than treated cervical carcinoma in situ or treated basal cell carcinoma with no more than 20% risk of recurrence within 2 years
  • Alcohol abuse by the assessment of the investigator within the past 2 years or an alcohol use pattern that will interfere with the study conduct
  • Drug abuse by the assessment of the investigator within the last six months
  • Pregnancy, current lactation in female subjects, or male subjects with partners who are pregnant, or females intending to become pregnant
  • Major surgery within 30 days prior to Visit 1
  • Participation in another clinical trial of an investigational drug or device within 6 months prior to Visit 1 unless that prior participation involved exposure only to placebo by clear and available documentation
  • Donation of blood or plasma within 30 days prior to Visit 1 (not including routine laboratory assessments)

Trial locations and contacts

6 sites in 1 country.

6 sites in 1 country

United States6 sites
  • Acri Phase One

    Anaheim, California, 92801

  • Kansas City Cancer Centers, Llc.

    Kansas City, Missouri, 64111

  • Scripps Health Dba Scripps Clinical Research Services

    La Jolla, California, 92037

  • Alamo Medical Research

    San Antonio, Texas, 78215

  • Quest Clinical Research

    San Francisco, California, 94115

  • Options Health Research, Llc

    Tulsa, Oklahoma, 74104

Other trials in United States

About this study

Official title: A Phase II, Randomized, Multi-center, Two Part Study of the Safety and Efficacy of Double-blind, Placebo-controlled INX-08189 in Adjunctive Treatment With Peginterferon Alfa-2a (Pegasys®) and Ribavirin (Copegus®) in Study Part A, and Open-label INX-08189 in Adjunctive (Interferon Free) Treatment With Daclatasvir and/or Ribavirin (Copegus®) in Study Part B, in Chronically-infected HCV Genotype 2 and 3 Treatment-naive Subjects

Part A: The purpose of this study is to evaluate the safety and tolerability of INX-08189 and placebo with Peginterferon alfa-2a and Ribavirin during 12 weeks of treatment

Part B: The purpose of this study is to evaluate the safety and tolerability of INX-08189 with Ribavirin or INX-08189 with Daclatasvir or INX-08189 with Daclatasvir and Ribavirin

Read the detailed description

Data Monitoring Committee is appointed for Part A only

Masking: Part A of this study is Double blind and the Part B is Open Label

Conditions
Hepatitis C
Being tested
INX-08189, Placebo matching with INX-08189, Pegylated interferon alfa-2a, Ribavirin, Daclatasvir
Keywords
Inhibitex, Chronic Hepatitis, Hepatitis C Virus
Medical subject headings
Hepatitis C, Hepatitis, Chronic

What participants receive

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

  • INX-08189Drug

    Tablet, Oral, 25 mg, Once daily (QD), 12 weeks

  • INX-08189Drug

    Tablet, Oral, 50 mg, Once daily (QD), 12 weeks

  • INX-08189Drug

    Tablet, Oral, 100 mg, Once daily (QD), 12 weeks

  • Placebo matching with INX-08189Drug

    Tablet, Oral, 0 mg, Once daily (QD), 12 weeks

  • Pegylated interferon alfa-2aBiological

    Syringe, Subcutaneous injection, 180 μg, Once per week, 12 weeks

  • RibavirinDrug

    Tablet, Oral, 500 or 600 mg weight dependent, Twice daily (BID), 12 weeks

  • INX-08189Drug

    Tablet, Oral, 200 mg, QD, 12 weeks

  • DaclatasvirDrug

    Also called BMS-790052

    Tablet, Oral, 60 mg, QD, 12 weeks

Study groups in NCT01425970
Study groupRoleWhat they receive
25 mg INX-08189 + Pegylated interferon alfa-2a + RibavirinExperimentalPART A Arm 1
Receives: Drug: INX-08189; Biological: Pegylated interferon alfa-2a; Drug: Ribavirin
50 mg INX-08189 + Pegylated interferon alfa-2a + RibavirinExperimentalPART A Arm 2
Receives: Drug: INX-08189; Biological: Pegylated interferon alfa-2a; Drug: Ribavirin
100 mg INX-08189 + Pegylated interferon alfa-2a + RibavirinExperimentalPART A Arm 3
Receives: Drug: INX-08189; Biological: Pegylated interferon alfa-2a; Drug: Ribavirin
Placebo + Pegylated interferon alfa-2a + RibavirinPlacebo comparatorPART A Arm 4
Receives: Drug: Placebo matching with INX-08189; Biological: Pegylated interferon alfa-2a; Drug: Ribavirin
100 mg INX-08189 + RibavirinExperimentalPART B Arm 1
Receives: Drug: INX-08189; Drug: Ribavirin
200 mg INX-08189 + RibavirinExperimentalPART B Arm 2
Receives: Drug: Ribavirin; Drug: INX-08189
Daclatasvir + INX-08189 100 mgExperimentalPART B Arm 3
Receives: Drug: INX-08189; Drug: Daclatasvir
Daclatasvir + INX-08189 200 mgExperimentalPART B Arm 4
Receives: Drug: INX-08189; Drug: Daclatasvir
Daclatasvir + INX-08189 50 mg + RibavirinExperimentalPART B Arm 5
Receives: Drug: INX-08189; Drug: Ribavirin; Drug: Daclatasvir

What is being measured

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

  1. Part A: Change in Hepatitis C Viral Load Measurements at protocol specific timepoints

    Measured: Weeks -6, 0, 1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 24, 28, 36, 48

  2. Part B: proportion of subjects with SVR defined as HCV RNA ≤ LOQ (Limit of Quantitation)

    • SVR = Sustained virologic response
    • HCV RNA = Hepatitis C virus ribonucleic acid

    Measured: At treatment weeks 12

  3. Part B: proportion of subjects with SVR defined as HCV RNA ≤ LOQ

    Measured: Post treatment week 12

  4. Safety assessments is measured by Physical Exams, vital signs, laboratory assessments, ECGs, pregnancy test, viral resistance testing, adverse event assessment

    Measured: up to 1 year

Secondary outcomes (4)
  1. Proportion of subjects with RVR (Rapid Virologic Response), undetectable HCV RNA

    Measured: At treatment weeks 4

  2. Proportion of subjects with Complete EVR (Early Virologic Response), undetectable HCV RNA

    Measured: At treatment weeks 12

  3. Proportion of subjects with Extended RVR

    Measured: At treatment weeks 4 and 12

  4. Proportion of subjects with SVR24

    SVR24 = sustained virologic response at 24 weeks after the cessation of treatment

    Measured: Post treatment week 24

Timeline

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

  1. First posted30 Aug 2011 (estimated)
  2. Study startMay 2012
  3. Primary completionAug 2013
  4. Study completionAug 2013

Why it stopped: Termination of study was due to safety reasons

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
210 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01425970
Sponsor's protocol ID
AI472-003
Other IDs
INH-189-003
Status last verified
Oct 2015
First submitted
25 Aug 2011
Last updated
4 Nov 2015
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing INX-08189, Pegylated interferon alfa-2a and Ribavirin in people with Hepatitis C, run by Bristol-Myers Squibb at 6 sites in United States.

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 11 inclusion and 23 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 4 Nov 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites in United States. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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: Termination of study was due to safety reasons). 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?

Part A: Change in Hepatitis C Viral Load Measurements at protocol specific timepoints (time frame: Weeks -6, 0, 1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 24, 28, 36, 48). The study lists 4 primary outcomes in all. 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 4 Nov 2015.

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