> Trialight public data. Index of pages: https://trialight.com/llms.txt
> Web page: https://trialight.com/data/trial/study-of-novel-immunomodulators-as-monotherapy-and-in-37bddf36-8d43-4a34-8720-53a2b582c762
> Record changed: 2026-10-13

# Study of Novel Immunomodulators as Monotherapy and in Combination With Anticancer Agents in Participants With Advanced Hepatobiliary Cancer

NCT05775159

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Phase

Phase 2

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Recruitment status

Active, not recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Participants

294

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Lead sponsor

AstraZeneca

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Start date

2023-04-24

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

Number of sites

46

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Title and summary

**Summary**

GEMINI-Hepatobiliary study will assess the efficacy, safety and tolerability of novel immunomodulators alone and in combination with other anticancer drugs in participants with specified advanced solid tumors.

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Short title**

Study of Novel Immunomodulators as Monotherapy and in Combination With Anticancer Agents in Participants With Advanced Hepatobiliary Cancer

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Official title**

A Phase II, Open-Label, Multi-Drug, Multi-Center, Master Protocol to Evaluate the Efficacy and Safety of Novel Immunomodulators as Monotherapy and in Combination With Anticancer Agents in Participants With Advanced Hepatobiliary Cancer (GEMINI-Hepatobiliary)

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Status and phase

**Control arm**

Open label

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Registry reports results**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Listing at source**

Listed

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Recruitment status**

Active, not recruiting

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Phase**

Phase 2

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Study type**

Interventional

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Dates

**Completion date**

2027-10-28

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**First posted**

2023-03-20

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Registry last updated**

2026-08-24

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Primary completion date**

2026-10-27

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Start date**

2023-04-24

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Size and sites

**Participants**

294

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Participant count basis**

Estimated

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Planned participants**

294

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Protocol amendments**

3

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Number of sites**

46

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Sponsor and oversight

**Data monitoring committee**

No

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Registry sponsor category**

Industry

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Lead sponsor**

AstraZeneca

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Source registry**

ClinicalTrials.gov

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Identifiers

**Registry ID**

NCT05775159

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**ClinicalTrials.gov ID**

NCT05775159

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

**Registry record**

Open registry record

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Study design

**Allocation**

Not randomised

**Model**

Single group

**Purpose**

Treatment

**Masking**

No masking

Sources for study design

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Outcomes

### Primary outcomes

1. Objective response rate (ORR)  
Timeframe: Through study completion, an average of 2 years  
ORR is defined as the proportion of participants who have a confirmed CR (complete response) or confirmed PR (partial response), determined by the Investigator at local site per RECIST 1.1 (For HCC sub-study 1)
2. The number of participants with adverse events/serious adverse events  
Timeframe: Through study completion, an average of 2 years  
Number of participants with adverse events and with serious adverse events including abnormal clinical observations, abnormal Electrocardiogram (ECG) parameters, abnormal laboratory assessments and abnormal vital signs that changed from baseline.
3. Progression free survival (PFS)  
Timeframe: Through study completion, an average of 2 years  
PFS is defined as the time from the start of studyintervention until progression per RECIST 1.1 as assessed by the Investigator at the local site or death due to any cause in the absence of progression, whichever occurs first. (For BTC sub-study 2)

### Secondary outcomes

1. Duration Of Response (DOR)  
Timeframe: Through study completion, an average of 2 years  
DoR is defined as the time from the date of first documented confirmed response until date of documented progression per RECIST 1.1 by the Investigator at local site or death due to any cause in the absence of disease progression, whichever occurs first.
2. Disease Control Rate (DCR)  
Timeframe: At 12 and 24 weeks  
DCR at 12 and 24 weeks is defined as the percentage of participants who have a Complete response (CR) or Partial response (PR) in the first 13 and 25 weeks or who have Stable disease (SD) for at least 11 and 23 weeks after the date of first dose respectively, per RECIST 1.1 as assessed by the investigator at local site and derived from the raw tumour data.
3. Progression free survival (PFS)  
Timeframe: Through study completion, an average of 2 years  
PFS is defined as the time from the start of study intervention until progression per RECIST 1.1 as assessed by the Investigator at the local site or death due to any cause in the absence of progression, whichever occurs first.
4. Overall Survival (OS)  
Timeframe: Through study completion, an average of 2 years  
OS is defined as the time from the start of study intervention until the date of death due to any cause, whichever occurs first.
5. Anti Drug Antibody (ADA)  
Timeframe: Through study completion, an average of 2 years  
Incidences of ADAs against novel immunomodulators in serum.
6. Pharmacokinetics of novel immunomodulators: Maximum plasma concentration of the study drug (Cmax)  
Timeframe: From the first dose of study intervention, at predefined intervals throughout the administration of novel immunomodulators ( approx 2 years )  
Maximum observed plasma concentration of the study drug
7. Pharmacokinetics of novel immunomodulators: Time to maximum plasma concentration of the study drug (T-max)  
Timeframe: From the first dose of study intervention, at predefined intervals throughout the administration of novel immunomodulators ( approx 2 years )  
Time to maximum observed plasma concentration of the study drug
8. lmmunogenicity of novel immunomodulators  
Timeframe: From the first dose of study intervention, at predefined intervals throughout the administration of novel immunomodulators ( approx 2 years)  
The number and percentage of participants who develop ADAs.
9. Objective response rate (ORR)  
Timeframe: Through study completion, an average of 2 years  
ORR is defined as the proportion of participants who have a confirmed CR (complete response) or confirmed PR (partial response), determined by the Investigator at local site per RECIST 1.1

Sources for outcomes

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Eligibility

**Sex**

All

**Age groups**

Adults, Older adults

**Minimum age**

18 Years

**Healthy volunteers**

No

### Inclusion criteria

- Age ≥18 years at the time of signing the ICF.
- Provision of a signed and dated written ICF.
- Confirmed locally advanced or metastatic solid tumor specified in substudy based on histopathology.
- Adequate organ and bone marrow function.
- At least 1 measurable not previously irradiated lesion per RECIST 1.1
- Life expectancy of at least 12 weeks at the time of screening.
- Willing and able to provide an adequate tumor sample.

### Exclusion criteria

- History of allogeneic organ transplantation.
- Active or prior documented autoimmune or inflammatory disorders.
- Uncontrolled intercurrent illness.
- History of another primary malignancy, leptomeningeal carcinomatosis, and active primary immunodeficiency.
- Active infection, brain metastases or spinal cord compression.
- Participants co-infected with HBV and hepatitis D virus (HDV).
- Previous treatment in the present study.
- For substudy 1, history of hepatic encephalopathy within 12 months prior to treatment allocation.

Sources for eligibility

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Sites

- Research SiteBirmingham, United States
- Research SiteLos Angeles, United States
- Research SiteOrange, United States
- Research SiteKansas City, United States
- Research SiteNew York, United States
- Research SiteBeijing, China
- Research SiteBeijing, China
- Research SiteBeijing, China
- Research SiteChengdu, China
- Research SiteChengdu, China
- Research SiteChongqing, China
- Research SiteFuzhou, China
- Research SiteGuangzhou, China
- Research SiteGuangzhou, China
- Research SiteHarbin, China
- Research SiteNanning, China
- Research SiteShanghai, China
- Research SiteHong Kong, Hong Kong
- Research SiteShatin, Hong Kong
- Research SiteFlorence, Italy
- Research SiteMilan, Italy
- Research SiteNaples, Italy
- Research SiteRozzano, Italy
- Research SiteChūōku, Japan
- Research SiteKashiwa, Japan

And 21 more, listed on the interactive page.

Sources for sites

Source: [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT05775159)

## Related records

### Drugs (6)

- [Bevacizumab](https://trialight.com/data/asset/bevacizumab-a9e09d09-2d3c-4fda-ad45-01fd000dd363.md)
- [Cisplatin](https://trialight.com/data/asset/cisplatin-e039621a-d679-4740-88ac-94842bf4a91e.md)
- [Gemcitabine](https://trialight.com/data/asset/gemcitabine-40c84c8f-1f08-4402-bce9-f31ff283382e.md)
- [Lenvatinib](https://trialight.com/data/asset/lenvatinib-44bdd81b-9a97-4a26-9b2b-0d1d8fd79032.md)
- [Rilvegostomig](https://trialight.com/data/asset/rilvegostomig-00c6e431-24ca-4fba-9919-bbbb6f9171d5.md)
- [Volrustomig](https://trialight.com/data/asset/volrustomig-e9a9b6cf-0106-440a-a7d9-8917b1abbccf.md)

### Lead sponsors (1)

- [AstraZeneca](https://trialight.com/data/company/astrazeneca-347ee8c0-c709-4614-b67b-0061b353dff7.md)

### Conditions (3)

- [Biliary tract cancer](https://trialight.com/data/condition/biliary-tract-cancer-6b9535c9-ccaa-5b47-8c46-0d05d39d7c62.md)
- [Biliary tract neoplasm](https://trialight.com/data/condition/biliary-tract-neoplasm-5b757066-5940-52f7-aa7d-e5aafdc5b54e.md)
- [Hepatocellular carcinoma](https://trialight.com/data/condition/hepatocellular-carcinoma-fc1014ac-5a3c-551d-98ea-95306009e299.md) Primary condition

### Targets (18)

- [FLT1](https://trialight.com/data/target/flt1-2cfcec95-3fff-5be9-8423-701697547fa0.md)
- [FLT4](https://trialight.com/data/target/flt4-c94058e2-ff1e-553b-92a5-8e7ee9305a80.md)
- [KDR](https://trialight.com/data/target/kdr-4ab08263-0477-533e-ac3f-96e20d343c4b.md)
- [POLA1](https://trialight.com/data/target/pola1-6c14f4ad-287d-5db2-9291-d03132327a82.md)
- [POLA2](https://trialight.com/data/target/pola2-d3a56190-bd73-5313-bb70-9a3a40afed0e.md)
- [POLD1](https://trialight.com/data/target/pold1-03b091bf-5e97-5f8d-9b70-732298285b52.md)
- [POLD2](https://trialight.com/data/target/pold2-ef9ce07c-4a48-5e3d-bbde-df8a0c94ea7e.md)
- [POLD3](https://trialight.com/data/target/pold3-26e8bdf0-8a6f-54ca-b333-219fdda28006.md)
- [POLD4](https://trialight.com/data/target/pold4-64da7b33-a969-536b-8f29-2d4780a3cc1e.md)
- [POLE](https://trialight.com/data/target/pole-7c5bd469-ec09-5280-b403-49a06f1d7fb0.md)
- [POLE2](https://trialight.com/data/target/pole2-38b134ac-c316-5bbf-85bf-984c1e39a855.md)
- [POLE3](https://trialight.com/data/target/pole3-5dc00842-1a0c-5f94-aa3c-dd7ba00cf923.md)
- [PRIM1](https://trialight.com/data/target/prim1-c2f41ef1-9a92-5cd5-a6b1-e112bb5c39d3.md)
- [PRIM2](https://trialight.com/data/target/prim2-bc77e1b7-71ef-588f-9a25-84ea15688940.md)
- [RRM1](https://trialight.com/data/target/rrm1-fb8ba3a4-5a80-5324-8675-2fd574e5088f.md)
- [RRM2](https://trialight.com/data/target/rrm2-391b8748-e8c4-59d1-9b4e-006b20426d67.md)
- [RRM2B](https://trialight.com/data/target/rrm2b-b1c2454b-b304-5721-ace1-10707ba66f06.md)
- [VEGFA](https://trialight.com/data/target/vegfa-d5a98392-6ee9-5b71-b7a2-9a73ce1575d2.md)

---

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