> Trialight public data. Index of pages: https://trialight.com/llms.txt
> Web page: https://trialight.com/data/trial/a-study-of-sirolimus-for-injection-albumin-bound-in-patients-b4b8c9f5-9c77-44b5-87ab-3ec368108730
> Record changed: 2026-10-13

# A Study of Sirolimus for Injection (Albumin-bound) in Patients With Advanced Solid Tumors

NCT05508620

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

Phase

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

Recruitment status

Unknown

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

Participants

270

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

Lead sponsor

CSPC ZhongQi Pharmaceutical Technology Co., Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

Start date

2022-10-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Title and summary

**Summary**

This is an open-label, multi-center phase 1b study to evaluate the safety and efficacy of Sirolimus for injection (albumin-bound) in patients with malignant solid tumors with TSC1 or TSC2 genetic alterations.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Short title**

A Study of Sirolimus for Injection (Albumin-bound) in Patients With Advanced Solid Tumors

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Official title**

A Phase Ib Study to Evaluate the Safety and Efficacy of Sirolimus for Injection (Albumin-bound) in Patients With Malignant Solid Tumors With TSC1/2 Genetic Alterations

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Status and phase

**Control arm**

Open label

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Registry reports results**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Listing at source**

Listed

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Recruitment status**

Unknown

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Phase**

Phase 1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Study type**

Interventional

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Dates

**Completion date**

2024-12-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**First posted**

2022-08-19

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Registry last updated**

2022-08-23

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Primary completion date**

2024-12-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Start date**

2022-10-01

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Size and sites

**Participants**

270

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Participant count basis**

Estimated

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Planned participants**

270

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Protocol amendments**

1

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Sponsor and oversight

**Data monitoring committee**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Registry sponsor category**

Industry

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Lead sponsor**

CSPC ZhongQi Pharmaceutical Technology Co., Ltd.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Source registry**

ClinicalTrials.gov

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Identifiers

**Registry ID**

NCT05508620

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**ClinicalTrials.gov ID**

NCT05508620

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

**Registry record**

Open registry record

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Study design

**Allocation**

Not applicable

**Model**

Single group

**Purpose**

Treatment

**Masking**

No masking

Sources for study design

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Outcomes

### Primary outcomes

1. Dose-limiting toxicities (DLT)  
Timeframe: At the end of Cycle 1 (each cycle is 21 days)
2. Recommended phase 2 dose (RP2D)  
Timeframe: Up to 2 years
3. Overall response rate (ORR)  
Timeframe: Up to 2 years

### Secondary outcomes

1. Disease Control Rate (DCR)  
Timeframe: Up to 2 years
2. Duration of Response (DOR)  
Timeframe: Up to 2 years
3. Progression-free Survival (PFS)  
Timeframe: Up to 2 years
4. Overall survival (OS)  
Timeframe: Up to 2 years
5. Maximum Plasma Concentration (Cmax)  
Timeframe: Up to18 weeks
6. Time to reach maximum plasma concentration (Tmax)  
Timeframe: Up to18 weeks
7. Area Under the Curve (AUC)  
Timeframe: Up to18 weeks

Sources for outcomes

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Eligibility

**Sex**

All

**Age groups**

Adults, Older adults

**Minimum age**

18 Years

**Healthy volunteers**

No

### Inclusion criteria

- Patients must have histologically or cytologically confirmed diagnosis of malignant solid tumors, with TSC1 or TSC2 genetic alterations, and have no standard treatment or have failed standard treatments.
- Patients must have archival tumor tissues or agreed to have a tumor biopsy (if not, the sponsor's consent is required for enrollment).
- At least 1 measurable lesion as defined by RECIST 1.1.
- Eastern Cooperative Oncology Group (ECOG) Performance Status 0 or 1.
- Life expectancy of ≥3 months.
- Adequate marrow and organ function.
- Fasting serum triglyceride must be <300 mg/dL or <3.42 mmol/L; fasting serum cholesterol must be<350 mg/dL or <9.07 mmol/L.
- Fasting blood glucose must be<6.1 mmol/L and HbA1c< 6.5% in dose escalation, in other stage must be < 7.8 mmol/L and be< 8% respectively.
- Women of child-bearing potential, or men whose partners are women of childbearing age must agree to use reliable contraceptive methods during the trial period and at least 6 months after the last administration; women of childbearing age must have a negative serum pregnancy test within 7 days prior to the first administration, should not be breast feeding.
- Patients should understand and willingness to sign a written informed consent form prior to study entry.

### Exclusion criteria

- Prior treatment with an mTOR inhibitor.
- Anti-tumor treatment within 4 weeks prior to first dose of study treatment.
- Participation in another therapeutic clinical trial with 4 weeks before study treatment.
- Major surgery within 4 weeks prior to study treatment, or have not fully recovered from any previous procedure.
- Unresolved toxicity from prior anti-tumor therapy greater than Grade 1 as per Common Terminology Criteria for Adverse Events (CTCAE) version 5.0.
- Patients with primary brain tumors or PEComa.
- Active uncontrolled or symptomatic central nervous system metastasis (CNS) or meningeal metastasis.
- History of serious cardiovascular disease.
- History of serious lung disease, such as interstitial lung disease and/or pneumonitis, or pulmonary hypertension, or pre-existing severely impaired lung function.
- Hydrothorax, ascites or pleural effusion with clinical symptoms or required treatment.
- Patients with hepatocellular carcinoma (HCC): Child-Pugh class B or C; or HCC with ≥50% liver occupation; or has a history or current evidence of hepatic encephalopathy; portal vein invasion at the main portal branch (Vp4).
- Live vaccine (including live attenuated vaccine) within 30 days before signing the informed consent.
- Infection that required systemic anti-infective therapy within 2 weeks before enrollment.
- History of autoimmune disease or immunodeficiency disease.
- Active Hepatitis B or Hepatitis C.
- Use of strong inhibitors or inducers of CYP3A4 within 2 weeks prior to start of treatment initiation, or requiring concomitant treatment during the study.
- Other server disease that may increase the risk of patients, or interfere the compliance of study procedures, or other reasons which, in the judgment of the investigator, would make the patient inappropriate for entry into this study.

Sources for eligibility

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05508620)

## Related records

### Drugs (1)

- [Sirolimus](https://trialight.com/data/asset/sirolimus-08da04e4-ea95-4587-95c4-83d583e56570.md)

### Lead sponsors (1)

- [CSPC ZhongQi Pharmaceutical Technology Co., Ltd.](https://trialight.com/data/company/cspc-zhongqi-pharmaceutical-technology-co-ltd-3f55222d-62c5-4f61-b02b-614ae9c6300d.md)

### Targets (1)

- [FKBP1A](https://trialight.com/data/target/fkbp1a-caa2dbe9-c679-5ba2-9bd0-18b303620352.md)

---

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