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High-volume, Metastatic, Hormone-sensitive Prostate Cancer (mHSPC)Phase 1NCT06099990

Dalpiciclib Isethionate Tablets Combined With Abiraterone Acetate Tablets (I) and Prednisone Tablets (AA-P) Versus Placebo Combined With AA-P in Treatment of High-volume, Metastatic, Hormone-sensitive Prostate Cancer (mHSPC)

A Phase 1 study testing dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tablets in people with High-volume, Metastatic, Hormone-sensitive Prostate Cancer (mHSPC), run by Jiangsu HengRui Medicine Co., Ltd..

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

This study was to evaluate the safety and efficacy of dalcilide tablets in combination with AA-P in the treatment of subjects with high tumor burden mHSPC and to determine the second stage starting dose and progression-free survival(rPFS) based on BICR assessment Read more about this study

Who is it for?
Ages 18 years and older, men only
What is being tested?
dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tablets
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
660 participants
Where
No sites listed yet
Study dates
Oct 2023to Dec 2028
Phase
Phase 1
Are there results?
Not yet: the study is under way

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

  • Age of ≥ 18 years old,male
  • ECOG PS score of 0 or 1;
  • Prostate adenocarcinoma confirmed by histological。
  • ADT no more than 3 months prior to randomization (when docetaxel is not used) with no radiographic or PSA progression
  • Receiving or maintaining androgen deprivation therapy (ADT) during the planned study period, i.e. continuous treatment with luteinizing hormone-releasing hormone analogues (LHRHA) (drug castration) or prior bilateral orchiectomy (surgical castration)
  • Voluntarily participate in this clinical trial, understand the study procedure and have signed informed consent

Who cannot join

  • Previous ADT, chemotherapy, surgery, external radiation exposure, brachytherapy, radiopharmaceuticals, or experimental topical treatments (eg, radiofrequency ablation, cryoponic, high-energy focused ultrasound) for prostate cancer
  • Previous use of CDK4/6 inhibitors (such as piperaciclib, rebocillib and abeceptil), second-generation androgen receptor antagonists (such as enzalutamide, apatamide, darotamide, revilumide and proclomide, etc.), ketoconazole, abiraterone acetate or other investigational drugs that inhibit androgen synthesis (such as TAK-700), other anti-tumor biological therapy, targeted therapy or tumor immunotherapy
  • Confirmed by imaging, there are brain tumor foci
  • History of severe lung disease such as interstitial pneumonia
  • Plan to receive any other antitumor therapy during this trial
  • Inability to swallow, chronic diarrhea and intestinal obstruction, or other factors that affect drug taking and absorption

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: A Multicenter, Randomized, Double-blind Phase Ib/III Clinical Study of Dalpiciclib Isethionate Tablets Combined With Abiraterone Acetate Tablets (I) and Prednisone Tablets (AA-P) Versus Placebo Combined With AA-P in Treatment of High-volume, Metastatic, Hormone-sensitive Prostate Cancer (mHSPC).

This study was to evaluate the safety and efficacy of dalcilide tablets in combination with AA-P in the treatment of subjects with high tumor burden mHSPC and to determine the second stage starting dose and progression-free survival(rPFS) based on BICR assessment

Being tested
dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tablets, placebo; abiraterone acetate tablets; prednisone tablets
Medical subject headings
Neoplasm Metastasis

What participants receive

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

  • dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tabletsDrug

    dalpiciclib+ abiraterone+ prednisone

  • placebo; abiraterone acetate tablets; prednisone tabletsDrug

    placebo+abirarerone+prenisone

Study groups in NCT06099990
Study groupRoleWhat they receive
dalpiciclib+ abiraterone+ prednisoneExperimentalNot described
Receives: Drug: dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tablets
placebo+abirarerone+prenisonePlacebo comparatorNot described
Receives: Drug: placebo; abiraterone acetate tablets; prednisone tablets

What is being measured

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

  1. Adverse event (AE) incidence

    Measured: approximately 63 months

Secondary outcomes (5)
  1. PK: Steady-state trough concentrations of Dalsili and Abiraterone (Cmin, ss)

    Measured: approximately 6 months

  2. rPFS

    Time from randomisation to radiologically confirmed progressive disease or death due to any cause

    Measured: approximately 63 months

  3. PSA response rate

    In patients who had not started androgen deprivation prior to randomization, the proportion of patients whose PSA levels were ≥ 90% lower than baseline by the end of the study treatment week

    Measured: approximately 63 months

  4. ORR

    Objective response rate+ The proportion of participants evaluated according to RECIST v1.1 and PCWG3 criteria that achieved predetermined tumor volume reduction and maintained the minimum duration was the sum of the proportion of complete and partial responses

    Measured: approximately 63 months

  5. Time to PSA progression

    Time from randomisation to the first time of PSA progression

    Measured: approximately 63 months

Timeline

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

  1. First posted25 Oct 2023
  2. Study startOct 2023 (estimated)
  3. Primary completionDec 2028 (estimated)
  4. Study completionDec 2028 (estimated)

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
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
660 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06099990
Sponsor's protocol ID
SHR6390-305
Status last verified
Oct 2023
First submitted
13 Oct 2023
Last updated
25 Oct 2023
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing dalpiciclib isethionate tablets; abiraterone acetate tablets; prednisone tablets in people with High-volume, Metastatic, Hormone-sensitive Prostate Cancer (mHSPC), run by Jiangsu HengRui Medicine Co., Ltd..

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 6 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: opening soon, as of the sponsor's last update on 25 Oct 2023. 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. 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?

This study is still under way. Results are not available in the source record yet.

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

Contact Feng Liu (+86-18875033874, feng.liu.fl10@hengrui.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Adverse event (AE) incidence (time frame: approximately 63 months). 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 25 Oct 2023.

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