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Hepatitis C InfectionPhase 1NCT01803308

A Multiple Ascending Dose Phase I Study of SB 9200 in Treatment Naïve Adults With Chronic Hepatitis C Infection

A Phase 1 study testing SB9200 in people with Hepatitis C Infection, run by Syneos Health at 4 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to compare the safety and tolerability of ascending doses of SB 9200 given for up to 14 days to subjects with chronic Hepatitis C infection. Read more about this study

Who is it for?
Ages 18 to 60 years
Conditions the study is for
Hepatitis C Infection
What is being tested?
SB9200
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
37 participants
Where
4 sitesin 2 countries
Study dates
Mar 2013to Aug 2014
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 to 60 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • Must provide written informed consent before any assessment is performed.
  • Must be willing and able to comply with scheduled visits, treatment plan, laboratory tests, and other study procedures.
  • Males or females of non-childbearing potential between the ages of 18 and 60 years, inclusive.
  • Must have HCV and laboratory evidence of HCV infection for at least six months before the Screening Visit.
  • Must have HCV-1 (1a or 1b or non-sub-typeable HCV-1), HCV-2 or HCV-3, as applicable for a given cohort.
  • Subjects must have a plasma HCV RNA >5 log10 IU/mL (100,000 IU/mL).
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  • Must have fibrosis of Stage 2 or lower by Ishak or Metavir scoring system or equivalent as evidenced by a recent (within two years of screening) liver biopsy (i.e. no more than moderate fibrosis). If a recent liver biopsy is not available, Fibroscan of < 8.5 kilopascals at screening.
  • Must have negative human immunodeficiency virus (HIV) and Hepatitis B screening test results.
  • Must have a body mass index (BMI) of 18-32 kg/m2 (inclusive).
  • Must have screening laboratory values within the reference ranges or if outside the normal range, not clinically significant as judged by the Investigator. ALT and aspartate aminotransferase (AST) must be within 2x the upper limit of normal.
  • Must not consume grapefruit or grapefruit-related citrus fruits or juice from seven days prior to the first dose of study drug until collection of the final PK blood sample at 14 days after the last dose of study drug.
  • Must be able to communicate with site personnel and understand instructions.

Who cannot join

  • Any previous treatment with an investigational or approved drug or drug regimen for the treatment of HCV. Note: SB 9200 is excluded from this criterion, i.e. subjects who complete Part A of the study will be eligible to participate in Part B of the study.
  • History of hypersensitivity to any of the study drugs or to drugs of similar chemical classes.
  • Use of nonprescription drugs, vitamins and dietary supplements within 14 days or five half-lives (whichever is longer) prior to the trial dose medication. Changes to prescription medication within 14 days prior to the first dose of study medication (i.e. only stable prescription medications are permitted whilst on study).
  • History of intercurrent illness (e.g., upper respiratory illness with fever) within five days prior to the first dose of study drug.
  • History of illicit or controlled substance abuse or alcohol abuse within one year before the Screening Visit (with the exception of cannabinoids).
  • Any condition possibly affecting drug absorption (e.g., gastrectomy).
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  • Long QT syndrome or QTc > 450 msec for males and > 470 msec for females at screening or baseline.
  • History of malignancy of any organ system (other than localized basal cell carcinoma of the skin), treated or untreated, within the past five years, regardless of whether there is evidence of local recurrence or metastases.
  • Women of child-bearing potential.
  • Fertile males, defined as all males physiologically capable of conceiving offspring unless the subject and partner of child bearing potential agree to comply with acceptable contraception and the female partner is not lactating.
  • Prior liver biopsy (at any time in the past), indicating Stage 3 or higher fibrosis by Ishak or Metavir scoring system or equivalent (i.e. greater than moderate fibrosis).
  • Any other cause of significant liver disease in addition to HCV, which may include, but is not limited to, malignancy with hepatic involvement, hepatitis B, drug or alcohol related cirrhosis, autoimmune hepatitis, hemochromatosis, Wilson's disease, or primary biliary cirrhosis.
  • Evidence or history or clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal cardiovascular, hepatic, psychiatric, neurologic, or allergic disease (including drug allergies, but excluding untreated, asymptomatic, seasonal allergies at time of dosing).
  • Blood donation of approximately 500 mL or significant blood loss within 56 days prior to dosing.
  • Any other medical or psychiatric condition or laboratory abnormality which, in the view of the Investigator, is likely to interfere with the study or put the subject at risk.
  • Concurrent participation in another clinical trial.

Trial locations and contacts

4 sites in 2 countries.

4 sites in 2 countries

Australia3 sites
  • Nucleus Network, Austin Hospital

    Heidelberg, Victoria, 3084

  • Nucleus Network, The Alfred Hospital

    Melbourne, Victoria, 3004

  • Linear Clinical Research, The Queen Elizabeth II Medical Centre

    Nedlands, Western Australia, 6009

Other trials in Australia

New Zealand1 site
  • Primorus Clinical Trials Ltd

    Christchurch, 8011

Other trials in New Zealand

About this study

Official title: A Phase 1a/1b Multiple Ascending Dose Study to Assess the Safety, Pharmacokinetics and Pharmacodynamics of SB 9200 in Treatment Naïve HCV Infected Adults

The purpose of this study is to compare the safety and tolerability of ascending doses of SB 9200 given for up to 14 days to subjects with chronic Hepatitis C infection.

Read the detailed description

This is a First-in-human, Two-stage, Multi-centre study. Part A is an open-label, single ascending dose study in fed or fasted subjects and Part B is a randomized, placebo-controlled multiple ascending dose study. The study is designed to evaluate the safety and tolerability of ascending doses of SB 9200 given as monotherapy for up to 14 days to subjects with chronic Hepatitis C infection, and to determine the pharmacokinetic and pharmacodynamic relationship over this dose range.

Being tested
SB9200, Placebo
Keywords
Hepatitis C Infection, Treatment Naïve, Chronic, First In Human, Single Ascending Dose, Multiple Ascending Dose
Medical subject headings
Hepatitis C, Bronchiolitis Obliterans Syndrome

What participants receive

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

  • SB9200Drug

    Part A open-label, single ascending doses of SB9200 from 100mg - 1500mg.

  • SB9200Drug

    Part B randomised 6:2 (active:placebo) using recommended Part B starting dose, and ascending to up to 1500mg for 7-14 days of dosing.

  • PlaceboDrug

    Part B randomised 6:2 (active:placebo) using anhydrous lactose capsules identical to active comparator, minus active ingredient.

Study groups in NCT01803308
Study groupRoleWhat they receive
Experimental Part AExperimentalExperimental: Part A: Part A will use a single ascending dose protocol in small, open-label cohorts to determine the starting dose for Part B in the potentially therapeutic range. Intervention: SB9200
Receives: Drug: SB9200
Experimental Part BExperimentalExperimental: Part B: Part B will use a multiple ascending dose protocol to further explore the safety, tolerability, pharmacokinetics and pharmacodynamics of SB9200 over 7-14 days of dosing. Intervention: SB9200 and Placebo
Receives: Drug: SB9200; Drug: Placebo

What is being measured

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

  1. Safety

    Clinical safety data from 12-lead ECG, clinical laboratory tests, urinalysis, treatment-emergent adverse events, vital signs (blood pressure, heart rate, respiratory rate).

    Measured: Up to 35 days

Secondary outcomes (6)
  1. Pharmacokinetic profile of SB9200

    Pharmacokinetic parameters and the PK profile of SB 9200 at doses from 100 mg to 1500 mg given for up to 14 days to subjects with Hepatitis C.

    Measured: Up to 35 days

  2. Pharmacokinetic and Pharmacodynamic relationship of SB9200

    Correlation between SB9200 exposure and Hepatitis C RNA level at doses from 100 mg to 1500 mg.

    Measured: Up to 35 days

  3. Effect of food on exposure of SB 9200

    Comparison of exposure to SB9200 in fed and fasted states.

    Measured: Up to 35 days

  4. Short Term Antiviral Efficacy

    Short term antiviral efficacy of ascending doses of SB 9200 monotherapy given for up to 14 days to treatment naïve subjects with Hepatitis C.

    Measured: Up to 35 days

  5. Viral Resistance

    Viral resistance and describe any resistant mutants that appear during Investigational Product administration.

    Measured: Up to 35 days

  6. IL28B Genotype

    Association of IL28B genotype (CC, CT or TT) with virologic response to SB 9200 at the chosen dose.

    Measured: Up to 35 days

Timeline

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

  1. First posted4 Mar 2013 (estimated)
  2. Study startMar 2013
  3. Primary completionAug 2014
  4. Study completionAug 2014

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
Double blind
Who is masked
Participant, Investigator
Enrolment
37 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01803308
Sponsor's protocol ID
SB12-9200-101
Status last verified
Aug 2014
First submitted
27 Feb 2013
Last updated
18 Sep 2019
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing SB9200 in people with Hepatitis C Infection, run by Syneos Health at 4 sites in 2 countries.

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 12 inclusion and 16 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: finished, as of the sponsor's last update on 18 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Australia, New Zealand. 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. 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Safety (time frame: Up to 35 days). 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 18 Sep 2019.

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