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> Web page: https://trialight.com/data/trial/a-study-of-shr-3821-injection-in-subjects-with-advanced-9ebc05c1-8fff-4506-92d3-a617684d6df6
> Record changed: 2026-10-13

# A Study of SHR-3821 Injection in Subjects With Advanced Solid Tumors

NCT06618651

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Phase

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Recruitment status

Recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Participants

162

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Lead sponsor

Suzhou Suncadia Biopharmaceuticals Co., Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Start date

2024-11-13

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

Number of sites

1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Title and summary

**Summary**

This is an open label, multi-center, multiple dose Phase I study to evaluate the safety, tolerability, pharmacokinetics and efficacy of SHR-3821 injection in subjects with advanced solid tumors.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Short title**

A Study of SHR-3821 Injection in Subjects With Advanced Solid Tumors

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Official title**

Phase I Study of Safety, Tolerability, Pharmacokinetics and Efficacy of SHR-3821 Injection in Subjects With Advanced Solid Tumors

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Status and phase

**Control arm**

Open label

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Registry reports results**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Listing at source**

Listed

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Recruitment status**

Recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Phase**

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Study type**

Interventional

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Dates

**Completion date**

2027-01-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**First posted**

2024-10-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Registry last updated**

2025-11-17

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Primary completion date**

2026-01-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Start date**

2024-11-13

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Size and sites

**Participants**

162

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Participant count basis**

Estimated

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Planned participants**

162

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Protocol amendments**

0

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Number of sites**

1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Sponsor and oversight

**Registry sponsor category**

Industry

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Lead sponsor**

Suzhou Suncadia Biopharmaceuticals Co., Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Source registry**

ClinicalTrials.gov

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Identifiers

**Registry ID**

NCT06618651

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**ClinicalTrials.gov ID**

NCT06618651

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

**Registry record**

Open registry record

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Study design

**Allocation**

Not applicable

**Model**

Single group

**Purpose**

Treatment

**Masking**

No masking

Sources for study design

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Outcomes

### Primary outcomes

1. DLT  
Timeframe: 3 weeks
2. AE  
Timeframe: Screening up to study completion, an average of 1 year
3. MTD  
Timeframe: 3 weeks
4. RP2D  
Timeframe: Screening up to study completion, an average of 1 year

### Secondary outcomes

1. Blood concentration of SHR-3821 after single and continuous administration  
Timeframe: Screening up to study completion, an average of 1 year
2. PK parameters of SHR-3821 after single and continuous administration: Tmax  
Timeframe: Screening up to study completion, an average of 1 year
3. PK parameters of SHR-3821 after single and continuous administration: Cmax  
Timeframe: Screening up to study completion, an average of 1 year
4. PK parameters of SHR-3821 after single and continuous administration: AUC0-t  
Timeframe: Screening up to study completion, an average of 1 year
5. Drug Resistant Antibody (ADA) to SHR-3821  
Timeframe: Screening up to study completion, an average of 1 year
6. Objective response rate (ORR)  
Timeframe: Screening up to study completion, an average of 1 year
7. Disease control rate (DCR)  
Timeframe: Screening up to study completion, an average of 1 year
8. Progression-free survival (PFS)  
Timeframe: Screening up to study completion, an average of 1 year
9. Overall survival (OS)  
Timeframe: Screening up to study completion, an average of 1 year

Sources for outcomes

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Eligibility

**Sex**

All

**Age groups**

Adults, Older adults

**Minimum age**

18 Years

**Maximum age**

75 Years

**Healthy volunteers**

No

### Inclusion criteria

1. Voluntary participation and written informed consent.
2. 18-75 years older, no gender limitation.
3. Eastern Cooperative Oncology Group (ECOG) score: 0-1.
4. With a life expectancy ≥ 3 months.
5. Pathologically diagnosed advanced solid tumor.
6. Be able to provide fresh or archived tumour tissue.
7. At least one measurable lesion according to RECIST v1.1.
8. Adequate bone marrow reserve and organ function.
9. Contraception is required during the trial.

### Exclusion criteria

1. Meningeal metastasis history or clinical symptoms of central nervous system metastasis.
2. Uncontrollable tumor-related pain.
3. Uncontrolled pleural effusion, pericardial effusion, or abdominal effusion with clinical symptoms.
4. Received systemic antitumor therapy before the first dose.
5. Treated with similar target therapy as SHR-3821 before the first dose.
6. Received systemic anticancer treatments 4 weeks prior to the initiation of the study treatment.
7. Unresolved CTCAE 5.0>=grade 2 toxicities from previous anticancer therapy.
8. Current or History of ILD.
9. Active severe digestive disease.
10. Previous or co-existing malignancies.
11. History of severe hypersensitivity reactions to either the drug substances or inactive ingredients of SHR-3821.
12. Active hepatitis B or active hepatitis C.
13. Other inappropriate situation considered by the investigator.

Sources for eligibility

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Sites

- West China Hospital of Sichuan HospitalChengdu, ChinaRecruiting

Sources for sites

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT06618651)

## Related records

### Drugs (1)

- [Inpegsomatropin](https://trialight.com/data/asset/inpegsomatropin-c32ce698-951f-4d34-8540-b95205257692.md)

### Lead sponsors (1)

- [Suzhou Suncadia Biopharmaceuticals Co., Ltd.](https://trialight.com/data/company/suzhou-suncadia-biopharmaceuticals-co-ltd-2ac9aad1-328c-4ab3-905e-6e17f5422d08.md)

---

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