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Metastatic Prostate CancerPhase 2NCT02962284

One-year, Open Extension to Evaluate the Treatment of Patients With Castration-Resistant Prostate Cancer With YONSA™

A Phase 2 study testing abiraterone acetate with Methylprednisolone in people with Metastatic Prostate Cancer, run by Sun Pharmaceutical Industries Limited.

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

This is an open-label, single-arm, multi-center extension study to evaluate safety in patients with mCRPC of YONSA 500 mg (4 x 125 mg qd) with methylprednisolone (4 mg bid). Patients will have successfully completed an 84-day treatment with abiraterone acetate in a previous trial. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Metastatic Prostate Cancer
What is being tested?
abiraterone acetate with Methylprednisolone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
20 participants
Where
No sites listed yet
Study dates
Nov 2016to Jun 2018
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Successful completion of 84 days of treatment with YONSA in Churchill Pharmaceuticals clinical trial, CHL-AA-201
  • Last dose of YONSA or Zytiga within 45 days prior to treatment in this study
  • Written informed consent obtained prior to any study-related procedure being performed
  • Has in the investigator's opinion, the potential to gain clinical benefit with YONSA treatment
  • Ongoing therapy with a GnRH agonist or antagonist AND serum testosterone level <50 ng/dL at screening
  • Life expectancy of at least 9 months at screening
  • Subject is willing and able to comply with all protocol requirements assessments
  • Agrees to protocol-defined use of effective contraception.

Who cannot join

  • Serious concurrent illness, including psychiatric illness, that would interfere with study participation
  • Inability to swallow tablets whole
  • Known hypersensitivity to YONSA, methylprednisolone, or any excipients in study medications
  • Moderate to severe hepatic impairment (Child-Pugh Classes B and C)

About this study

Official title: An Open-Label, Single-Arm, Multiple Center Extension Study to Evaluate One Year of Treatment of Patients With Metastatic Castration-Resistant Prostate Cancer With YONSA™ 500 mg (4 x 125 mg qd) With Methylprednisolone (4 mg Bid)

This is an open-label, single-arm, multi-center extension study to evaluate safety in patients with mCRPC of YONSA 500 mg (4 x 125 mg qd) with methylprednisolone (4 mg bid). Patients will have successfully completed an 84-day treatment with abiraterone acetate in a previous trial. Results from the final visit of the previous study will be used to determine patient's eligibility for this study. Patients in this study will be eligible to receive open-label YONSA with methylprednisolone for up to 12 months. Pharmacodynamic parameters of serum testosterone and PSA levels will be monitored. Disease progression will be assessed by PCWG2 criteria.

Being tested
abiraterone acetate with Methylprednisolone
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • abiraterone acetate with MethylprednisoloneDrug

    Also called YONSA

    YONSA 500 mg (4 x 125 mg qd) with Methylprednisolone (4 mg bid)

Study groups in NCT02962284
Study groupRoleWhat they receive
YONSA with MethylprednisoloneExperimentalAberaterone Acetate 500 mg (4 x 125 mg qd) with Methylprednisolone (4 mg bid)
Receives: Drug: abiraterone acetate with Methylprednisolone

What is being measured

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

  1. Number of Subjects With Adverse Events

    Adverse events

    Measured: one year

Secondary outcomes (5)
  1. Proportion of Subjects With Disease Progression

    Number of participants who had disease progression

    Measured: one year

  2. Testosterone Levels

    Change in serum testosterone levels from baseline

    Measured: Baseline and 360 days

  3. Prostate Specific Antigen Levels

    Change in serum testosterone levels after one year of treatment against baseline

    Measured: One year

  4. Testosterone Complete Suppression

    Proportion of subjects with complete suppression of testosterone levels

    Measured: 360 days

  5. Percentage of Subjects With Prostate Specific Antigen - 50 Response

    A decrease of ≥50% reduction from baseline of the study CHL-AA-201

    Measured: 360 days

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 2016 (estimated)
  2. Study startNov 2016
  3. Primary completionMar 2018
  4. Study completionJun 2018

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
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02962284
Sponsor's protocol ID
CHL-AA-202
Status last verified
Nov 2021
First submitted
31 Oct 2016
Last updated
19 Nov 2021
Data monitoring committee
No
Individual data sharing
No: We do not plan to make individual participant data available

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing abiraterone acetate with Methylprednisolone in people with Metastatic Prostate Cancer, run by Sun Pharmaceutical Industries Limited.

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 8 inclusion and 4 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 19 Nov 2021. Status can change between updates, so confirm with the study contact before making plans.

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 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?

Yes. Results are posted in the registry (first posted 22 Jul 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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 Subjects With Adverse Events (time frame: one year). 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 19 Nov 2021.

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