A Phase Ⅰb/Ⅱ Clinical Study of SHR-A1811 Combined With Other Therapies in Patients With HER2 Low Advanced or Metastatic Breast Cancer.

NCT ID: NCT05792410

Last Updated: 2023-03-31

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE1/PHASE2

Total Enrollment

300 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-04-30

Study Completion Date

2025-02-27

Brief Summary

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This study aims to evaluate the safety, tolerability, PK and preliminary anti-tumour activity of SHR-A1811 combined with other therapies in patients with HER2 low advanced or metastatic breast cancer.

Detailed Description

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Conditions

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HER2 Low Advanced or Metastatic Breast Cancer

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

An open, multicenter, dose-finding and dose expansion investigational Phase IB/II clinical trial
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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SHR-A1811 combined with Dalpiciclib Isethionate Tablets

Group Type EXPERIMENTAL

SHR-A1811 & Dalpiciclib Isethionate Tablets

Intervention Type DRUG

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intravenous drip Dalpiciclib Isethionate Tablets:Tablet, 25mg / tablet, 50mg / tablet, 125mg / tablet, 150mg / tablet, oral

SHR-A1811 combined with Fulvestrant

Group Type EXPERIMENTAL

SHR-A1811 & Fulvestrant

Intervention Type DRUG

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intramuscular Fulvestrant:Injection, 5 ml: 0.25g/bottle, intramuscular

SHR-A1811 combined with Bevacizumab injection

Group Type EXPERIMENTAL

SHR-A1811 & Bevacizumab injection

Intervention Type DRUG

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intravenous drip Bevacizumab injection: injection, 100mg / bottle, intravenous drip

Interventions

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SHR-A1811 & Dalpiciclib Isethionate Tablets

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intravenous drip Dalpiciclib Isethionate Tablets:Tablet, 25mg / tablet, 50mg / tablet, 125mg / tablet, 150mg / tablet, oral

Intervention Type DRUG

SHR-A1811 & Fulvestrant

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intramuscular Fulvestrant:Injection, 5 ml: 0.25g/bottle, intramuscular

Intervention Type DRUG

SHR-A1811 & Bevacizumab injection

SHR-A1811:Lyophilized powder injection, 100mg / bottle, intravenous drip Bevacizumab injection: injection, 100mg / bottle, intravenous drip

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Ability to give informed consent, signed and dated IRB/EC approved informed consent, willing and able to comply with treatment planning visits, tests and other procedural requirements
2. When signing the informed consent, the age is 18-75 years old (including both ends), female patients who have pathologically documented HER2 low breast cancer
3. ECOG Performance Status of 0 or 1
4. Patient must have adequate tumor sample for biomarker assessment
5. At least one measurable lesion
6. Adequate organ function

Exclusion Criteria

1. There are untreated or active central nervous system (CNS) tumor metastases
2. There was a third space effusion that could not be controlled by drainage (such as a large number of ascites, pleural effusion and pericardial effusion)
3. Major surgery within 4 weeks prior to enrollment
4. Has multiple primary malignancies within 5 years, excluding cured basal cell carcinoma of skin, cervical carcinoma in situ, papillary thyroid carcinoma, etc
5. Has current ILD/pneumonitis, or where suspected ILD/pneumonitis cannot be ruled out at screening
6. Uncontrolled intercurrent illness
7. Uncontrolled or significant cardiovascular disease
8. Has known human immunodeficiency virus (HIV) infection, or active hepatitis B or C infection.
9. According to NCI-CTCAE v5.0 classification, those who have not recovered to grade Ⅰ toxicity caused by previous anti-tumour treatment
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Jiangsu HengRui Medicine Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Central Contacts

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Shuchao Wu

Role: CONTACT

+0518-81220121

Other Identifiers

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SHR-A1811-206

Identifier Type: -

Identifier Source: org_study_id

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