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Prostate CancerPhase 1/2NCT03741712

A Study of SHR2554 Alone or in Combination With SHR3680 in the Treatment of mCRPC

A Phase 1/2 study testing SHR3680 and SHR2554 in people with Prostate Cancer and Castration-resistant Prostate Cancer, run by Jiangsu HengRui Medicine Co., Ltd. at 1 site in China.

Terminated

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

Official record
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Trial summary

The aim of this trial is to study the tolerance, pharmacokinetics (PK) and efficacy of SHR2554 alone or in combination with SHR3680 in the treatment of patients with metastatic Castration Resistant Prostate Cancer. Read more about this study

Who is it for?
Ages 18 years and older, men only
What is being tested?
SHR3680 and SHR2554
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
9 participants
Where
1 siteChina
Study dates
20 Nov 2018to 8 Dec 2020
Phase
Phase 1/2
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 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically or cytologically confirmed prostate cancer;
  • Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) of 0 or 1;
  • Radiographic evidence of metastasis;
  • Sustained therapy of luteinizing hormone-releasing hormone analogue(LHRHA)or received bilateral orchiectomy; patients who did not receive bilateral orchiectomy are willing to receive sustained therapy of LHRHA;
  • Evidence of prostate cancer progression under the sustained therapy of LHRHA or bilateral orchiectomy;
  • Adequate hepatic, renal, heart, and hematological functions;
  • Patients have given voluntary written informed consent before performance of any study-related procedure not part of normal medical care,with the understanding that consent may be withdrawn by the subject at any time without prejudice to future medical care.

Who cannot join

  • Have received any anti-tumor therapy in the past 4 weeks,including radiotherapy, chemotherapy, operation, targeted therapy, immunotherapy, and endocrinotherapy;
  • Planned to initiate any other anti-tumor therapies during the study;
  • Unable to swallow, chronic diarrhea and intestinal obstruction, or the presence of a variety of other factors that affect drug use and absorption;
  • Clinically significant cardiovascular diseases;
  • History of seizure or certain conditions that may predispose to seizure;
  • Severe concurrent disease and infection that, in the judgment of the investigator, would make the patient inappropriate for enrollment.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Fudan University Shanghai Cancer Center

    Shanghai, Shanghai Municipality

Other trials in China

About this study

Official title: A Phase I/II,Open-Label,Does-Escalation and -Expansion, Safety,Pharmacokinetics and Efficacy Study of SHR2554 Alone or in Combination With SHR3680 in the Treatment of Patients With Metastatic Castration Resistant Prostate Cancer

The aim of this trial is to study the tolerance, pharmacokinetics (PK) and efficacy of SHR2554 alone or in combination with SHR3680 in the treatment of patients with metastatic Castration Resistant Prostate Cancer.

Read the detailed description

This is a multicenter, open, non-randomized and dose-escalating and -expansion Phase I/II trial and it studies the tolerance, PK and efficacy of SHR2554 alone or in combination with SHR3680 in the treatment of patients with metastatic Castration Resistant Prostate Cancer. The Phase I part is a dose-escalating study including Ia (dose-escalation monotherapy) and Ib (dose-escalation combination therapy). Approximately 18-30 patients in Phase Ia will only receive one of five dose levels of orally SHR2554. Approximately 30~48 patients in Phase Ib trial will receive SHR2554 combined with SHR3680, in which 2~3 different dose levels of SHR2554 will be selected based on the result of the Phase Ia. Phase II part is a dose-expansion study. Primary endpoints of the study are dose-limiting tolerance (DLT), maximum-tolerated dose (MTD) and prostate specific antigen (PSA) response rate.

Being tested
SHR3680, SHR2554
Keywords
Castration-resistant Prostate Cancer, SHR2554, SHR3680
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • SHR3680Drug

    Tablet. Specifications of 80mg

  • SHR2554Drug

    Tablet. Specifications of 50mg and 200mg

Study groups in NCT03741712
Study groupRoleWhat they receive
SHR2554ExperimentalParticipants will receive SHR2554 orally
Receives: Drug: SHR2554
SHR2554+SHR3680ExperimentalParticipants will receive SHR2554 combined with SHR3680 orally
Receives: Drug: SHR3680; Drug: SHR2554

What is being measured

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

  1. DLT

    A DLT is any of the predefined set of unacceptable adverse events observed and at least possibly related to investigational agents

    Measured: Approximately 12 months

  2. MTD

    The first cycle DLTs will be utilized to determine the MTD and future dose escalations or de-escalations The first cycle DLTs will be utilized to determine the MTD and future dose escalations or de-escalations

    Measured: Approximately 12 months

  3. PSA response rate

    After the continuous therapy from randomisation to the end of the 12 weeks, the ratio of patients whose levels of PSA decreased more than 50%

    Measured: Approximately 12 weeks

Secondary outcomes (5)
  1. Time to PSA progression

    Time from randomisation to the first time of PSA progression according to the criteria of the Prostate Cancer Clinical Trials Working Group 3 (PCWG3)

    Measured: Approximately 70 months

  2. Objective response rate (ORR)

    The percentage of subjects with measureable disease at baseline who achieved a complete or partial response in their soft tissue disease using the Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 criteria

    Measured: Approximately 70 months

  3. Under the Curve (AUC)

    The single dose and multiple dose PK will be calculated as data permits including Area AUC

    Measured: Approximately 12 months

  4. Maximum Observed Plasma Concentration (Cmax)

    The single-dose and multiple dose PK will be calculated as data permits including Cmax

    Measured: Approximately 12 months

  5. Adverse events (AE)

    The type, frequency, severity, timing, seriousness, and relationship to study therapy

    Measured: Approximately 70 months

Timeline

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

  1. First posted15 Nov 2018
  2. Study start20 Nov 2018
  3. Primary completion30 Sep 2019
  4. Study completion8 Dec 2020

Why it stopped: According to the available data from the trial,the sponsor determined to terminate this study.

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 1/2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
9 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03741712
Sponsor's protocol ID
SHR2554-SHR3680-I/II-102
Status last verified
Jul 2018
First submitted
17 Oct 2018
Last updated
5 Feb 2021
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing SHR3680 and SHR2554 in people with Prostate Cancer and Castration-resistant Prostate Cancer, run by Jiangsu HengRui Medicine Co., Ltd. at 1 site in China.

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 7 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: stopped early, as of the sponsor's last update on 5 Feb 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. 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 combined 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.

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: According to the available data from the trial,the sponsor determined to terminate this study.). 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?

DLT (time frame: Approximately 12 months). The study lists 3 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 5 Feb 2021.

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