Drugs / QL1706
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QL1706

Monoclonal antibody

Developed for
hepatocellular carcinoma · non-small cell lung carcinoma · triple-negative breast carcinoma · small cell lung carcinoma · cervical cancer · colorectal cancer · esophageal squamous cell carcinoma · gastric cancer
+39 more · female breast carcinoma · rectal cancer · biliary tract cancer · breast cancer · cancer · colon carcinoma · endometrial cancer · hormone receptor-positive breast cancer · intrahepatic cholangiocarcinoma · metastasis from malignant tumor of colon · nasopharyngeal carcinoma · neoplasm · pancreatic ductal adenocarcinoma · cervical adenocarcinoma · cervical carcinoma · cervical squamous cell carcinoma · clear cell renal carcinoma · colorectal carcinoma · endometrium adenocarcinoma · esophageal cancer · gastric adenocarcinoma · gastroesophageal adenocarcinoma · gastroesophageal junction adenocarcinoma · Her2-receptor negative breast cancer · HIV infectious disease · lung adenocarcinoma · lung cancer · malignant mesothelioma · malignant pancreatic neoplasm · metastatic neoplasm · neoplastic disease or syndrome · neoplastic meningitis · ovarian cancer · ovarian clear cell cancer · penile cancer · renal cell carcinoma · sarcoma · soft tissue sarcoma · trophoblastic neoplasm
Investigated by
Qilu Pharmaceutical Co., Ltd. · Fudan University · Tianjin Medical University Cancer Institute and Hospital · Sun Yat-sen University · Cancer Institute and Hospital, Chinese Academy of Medical Sciences · Peking University Cancer Hospital & Institute
+74 more · Hebei Medical University Fourth Hospital · Henan Cancer Hospital · Jiangsu Cancer Institute & Hospital · Peking Union Medical College Hospital · The First Affiliated Hospital with Nanjing Medical University · Affiliated Cancer Hospital & Institute of Guangzhou Medical University · Beijing Chest Hospital, Capital Medical University · First Affiliated Hospital of Zhejiang University · Fujian Cancer Hospital · Guangdong Association of Clinical Trials · Northern Jiangsu People's Hospital · Peking University People's Hospital · Renmin Hospital of Wuhan University · Second Affiliated Hospital, School of Medicine, Zhejiang University · Shandong Provincial Hospital · Sun Yat-sen University Cancer Center · The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School · The First Affiliated Hospital of Zhengzhou University · Zhijie Wang · Affiliated Cancer Hospital of Zhengzhou University · Affiliated Hospital of Nantong University · Cancer Hospital Chinese Academy of Medical Science, Shenzhen Center · Chinese Academy of Medical Sciences · Dalian women and children's medical group · Du Juan · Eastern Hepatobiliary Surgery Hospital · First Affiliated Hospital of Suzhou Medical College · First Affiliated Hospital, Sun Yat-Sen University · Fujian Medical University · Gansu Provincial Maternal and Child Health Care Hospital · Guangzhou Medical University · Henan Provincial People's Hospital · Hua Jiang · Hubei Cancer Hospital · Lianghe Lu · Linyi Tumour Hospital · Nanfang Hospital, Southern Medical University · Nanjing Tianyinshan Hospital · National Cancer Center, China · Obstetrics & Gynecology Hospital of Fudan University · Qianfoshan Hospital · Qilu Hospital of Shandong University · Qingdao Central Hospital · Shaanxi Provincial Cancer Hospital · Shanghai Chest Hospital · Shanghai First Maternity and Infant Hospital · Shanxi Province Cancer Hospital · Shengjing Hospital · Sichuan Cancer Hospital and Research Institute · Sir Run Run Shaw Hospital · Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University · The Affiliated Hospital of Inner Mongolia Medical University · The Affiliated Hospital of Xuzhou Medical University · The Affiliated Jiangning Hospital of Nanjing Medical University · The First Affiliated Hospital of Henan University of Science and Technology · The First Affiliated Hospital of Xiamen University · The International Peace Maternity & Child Health Hospital of China welfare institute · The Luhe Teaching Hospital of the Capital Medical University · The Second Affiliated Hospital, Sun Yat-sen University · Third Affiliated Hospital of Zhengzhou University · Tongji Hospital · Union Hospital, Tongji Medical College, Huazhong University of Science and Technology · Wan-Guang Zhang · Wenjin Yin · West China Second University Hospital · Women's Hospital School Of Medicine Zhejiang University · Wuhan Central Hospital · Wuhan TongJi Hospital · Xiangdong Cheng · Xijing Hospital · Zhejiang Cancer Hospital · Zhejiang Provincial People's Hospital · Zhejiang University · xiang yang

Trials 101 · started per year

today
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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 15 trials
Phase 1 NCT07635992 Jun 2026 → Dec 2028 expected HIV infectious disease First Affiliated Hospital of Zhejiang University Not yet recruiting No outcome recorded
Phase 1 NCT07178171 Nov 2025 → Aug 2027 expected triple-negative breast carcinoma Xijing Hospital Recruiting No outcome recorded
Phase 1 NCT06822985 Feb 2025 → Aug 2026 overdue hepatocellular carcinoma Wan-Guang Zhang Not yet recruiting No outcome recorded
Phase 1 NCT05171790 Jan → Dec 2021 cancer Qilu Pharmaceutical Co., Ltd. Unknown No outcome recorded
Phase 1 NCT04296994 Mar 2020 → Dec 2021 cancer Qilu Pharmaceutical Co., Ltd. Unknown No outcome recorded
Phase 1/213 trials
Phase 1/2 NCT07863869 Sep 2026 → May 2029 expected colorectal cancer Cancer Institute and Hospital, Chinese Academy of Medical Sciences Not yet recruiting No outcome recorded
Phase 1/2 NCT07542717 Apr 2026 → Mar 2028 expected — Second Affiliated Hospital, School of Medicine, Zhejiang University Not yet recruiting No outcome recorded
Phase 1/2 NCT07453394 Apr 2026 → Apr 2027 expected endometrial cancer, gastric cancer, non-small cell lung carcinoma, ovarian cancer Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 1/2 NCT07272590 Dec 2025 → Jun 2027 expected metastatic neoplasm Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 1/2 NCT07256782 Oct 2025 → Oct 2026 expected neoplastic disease or syndrome Qilu Pharmaceutical Co., Ltd. Recruiting No outcome recorded
Phase 1/2 NCT07131345 Sep 2025 → Oct 2026 expected malignant mesothelioma National Cancer Center, China Not yet recruiting No outcome recorded
Phase 1/2 NCT06949761 Jun 2025 → Sep 2026 overdue neoplasm Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 1/2 NCT06941766 Apr 2025 → Apr 2027 expected trophoblastic neoplasm Peking Union Medical College Hospital Recruiting No outcome recorded
Phase 1/2 NCT06766305 Mar 2025 → Feb 2026 overdue gastric adenocarcinoma, gastroesophageal junction adenocarcinoma Xiangdong Cheng Recruiting No outcome recorded
Phase 1/2 NCT06809530 Mar 2025 → Dec 2026 expected neoplastic meningitis Guangzhou Medical University Active not recruiting No outcome recorded
Phase 268 trials
Phase 2 NCT07847671 Oct 2026 → Oct 2029 expected hepatocellular carcinoma Tianjin Medical University Cancer Institute and Hospital Not yet recruiting No outcome recorded
Phase 2 NCT07829874 Sep 2026 → Sep 2028 expected biliary tract cancer Fudan University Not yet recruiting No outcome recorded
Phase 2 NCT07649473 Aug 2026 → Dec 2028 expected colon carcinoma, metastasis from malignant tumor of colon Fujian Medical University Not yet recruiting No outcome recorded
Phase 2 NCT07841574 Jun 2026 → Jun 2028 expected intrahepatic cholangiocarcinoma Lianghe Lu Recruiting No outcome recorded
Phase 2 NCT07595523 Jun 2026 → Jul 2028 expected gastric cancer Peking University Cancer Hospital & Institute Not yet recruiting No outcome recorded
Phase 2 NCT07533305 May 2026 → Jun 2028 expected esophageal squamous cell carcinoma The First Affiliated Hospital of Henan University of Science and Technology Not yet recruiting No outcome recorded
Phase 2 NCT07601178 Apr 2026 → Sep 2027 expected triple-negative breast carcinoma Jiangsu Cancer Institute & Hospital Recruiting No outcome recorded
Phase 2 NCT07509515 Apr 2026 → Sep 2027 expected triple-negative breast carcinoma Fudan University Not yet recruiting No outcome recorded
Phase 2 NCT07372079 Apr 2026 → Dec 2028 expected breast cancer Tianjin Medical University Cancer Institute and Hospital Recruiting No outcome recorded
Phase 2 NCT07384416 Apr 2026 → Feb 2029 expected penile cancer Sun Yat-sen University Recruiting No outcome recorded
Phase 2/33 trials
Phase 2/3 NCT07636226 Jul 2026 → Dec 2028 expected small cell lung carcinoma Sun Yat-sen University Not yet recruiting No outcome recorded
Phase 2/3 NCT05976568 Sep 2023 → Sep 2027 expected hepatocellular carcinoma Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 2/3 NCT05576272 May 2022 → Dec 2024 nasopharyngeal carcinoma Qilu Pharmaceutical Co., Ltd. Unknown No outcome recorded
Phase 38 trials · 1 met primary
Phase 3 NCT07002346 Nov 2025 → Jun 2027 expected ovarian clear cell cancer Tongji Hospital Recruiting No outcome recorded
Phase 3 NCT07025239 Jul 2025 → Jul 2028 expected colorectal cancer Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 3 NCT06749899 May 2025 → Dec 2028 expected nasopharyngeal carcinoma Sun Yat-sen University Cancer Center Recruiting No outcome recorded
Phase 3 NCT06789796 Feb 2025 → Mar 2028 expected small cell lung carcinoma Qilu Pharmaceutical Co., Ltd. Not yet recruiting No outcome recorded
Phase 3 NCT06686576 Dec 2024 → Dec 2030 expected colon carcinoma Qilu Pharmaceutical Co., Ltd. Recruiting No outcome recorded
Phase 3 NCT05690945 Feb 2023 → Jun 2029 expected lung cancer Qilu Pharmaceutical Co., Ltd. Active not recruiting No outcome recorded
Phase 3 NCT05487391 Dec 2022 → Aug 2027 expected non-small cell lung carcinoma Qilu Pharmaceutical Co., Ltd. Recruiting No outcome recorded
Phase 3 NCT05446883 Sep 2022 → Sep 2024 cervical cancer Qilu Pharmaceutical Co., Ltd. Unknown Met primary
Phase 41 trial
Phase 4 NCT07668570 Jul 2026 → Jul 2029 expected hepatocellular carcinoma Hebei Medical University Fourth Hospital Not yet recruiting No outcome recorded
Phase not applicable3 trials
— NCT07769853 Sep 2026 → Jul 2027 expected rectal cancer Zhejiang University Not yet recruiting No outcome recorded
— NCT07452003 Jan 2026 → Dec 2028 expected non-small cell lung carcinoma Peking Union Medical College Hospital Recruiting No outcome recorded
— NCT06893887 May 2025 → Dec 2027 expected hepatocellular carcinoma Nanjing Tianyinshan Hospital Recruiting No outcome recorded
Comparator or background therapy2 trials
Phase 2 NCT07271602 Background Jan → Dec 2026 expected non-small cell lung carcinoma Union Hospital, Tongji Medical College, Huazhong University of Science and Technology Not yet recruiting No outcome recorded
Phase 2 NCT07070713 Background Jul 2025 → Feb 2028 expected colorectal cancer Fujian Cancer Hospital Not yet recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 6

DateIssuerRelease
2026-06-03 Qilu Pharmaceutical Co., Ltd. Results 2026 ASCO直击:齐鲁制药6项创新研究亮相,多款新药数据发布 qilu-pharma.com ↗
在本次全球肿瘤学术盛会上,齐鲁制药六项创新研究悉数亮相,发布了QLS31905(Claudin18.2/CD3的双特异性T细胞衔接器)、QLC5508(B7H3 ADC)、QL1706(PD-1/CTLA-4双功能组合抗体)、QLF31907(PD-L1/4-BB双抗)及QLS1304(KAT6A/6B小分子抑制剂)等多款新型抗肿瘤药物最新/更新研究数据,聚焦肺癌、消化道肿瘤和妇科肿瘤等领域,多项前沿成果备受行业瞩目。
2026-03-02 Qilu Pharmaceutical Co., Ltd. Results 齐鲁制药齐倍安®一线治疗宫颈癌III期临床研究达到主要研究终点 qilu-pharma.com ↗
近日,齐鲁制药艾帕洛利托沃瑞利单抗(齐倍安®,QL1706)联合化疗±贝伐珠单抗用于一线治疗持续、复发或转移性宫颈癌的III期临床研究(QL1706-301),经独立数据监查委员会(IDMC)评估已达到无进展生存期(PFS)和总生存期(OS)的双阳性。
2022-07-02 Qilu Pharmaceutical Co., Ltd. Results 凤凰新闻丨齐鲁制药PD-1/CTLA-4双抗药物研究成果亮相美国临床肿瘤学会年会,或开创新一代免疫治疗格局 qilu-pharma.com ↗
总体客观缓解率达 24.5%(27/110),疾病控制率为 49.1%(54/110), 中位缓解持续时间达到11.7个月。
2022-06-03 Qilu Puget Sound Biotherapeutics (dba Sound Biologics) Results Sound Biologics Announces Presentations at ASCO 2022 Annual Meeting soundbiologics.com ↗
PSB205/QL1706, a bifunctional anti-PD-1 and anti-CTLA-4 MabPair product, demonstrates anti-tumor effects with acceptable tolerability and manageable toxicity
2021-04-13 Qilu Puget Sound Biotherapeutics (dba Sound Biologics) Results Sound Biologics Announces Proof-of-Concept Success at AARC Annual Meeting soundbiologics.com ↗
A dose of 5 mg/kg was selected for continued clinical development.
2019-04-10 Qilu Puget Sound Biotherapeutics (dba Sound Biologics) Regulatory Sound Biologics Announces FDA Allowance of its IND Application for PSB205, an Anti-PD-1/CTLA-4 MabPair, in Relapsed and Refractory Solid Tumors soundbiologics.com ↗
today announced that U.S. Food and Drug Administration (FDA) has accepted the Company’s Investigational New Drug (IND) application and issued authorization to commence a Phase I First-in-Human Clinical Trial of PSB205 for the treatment of patients with relapsed/refractory solid tumors.

Evidence & citations 19 cited values

Every value below carries the sentence it was read from. 105 sources stand behind the page.

FieldValueCited text
Known as QL-1706 “QL1706 is a novel bispecific combination antibody composed of a recombinant humanized IgG4 monoclonal antibody targeting human PD-1 (programmed cell death protein 1) (PSB103)...” NCT06404736 ↗
103

“The iparomlimab and tuvonralimab (QL1706) combination is a novel bispecific antibody therapy targeting PD-1 and CTLA-4, designed to enhance anti-tumor immune responses while...” NCT07131345 ↗

“Iparomlimab and Tuvonralimab (QL1706) is a bispecific antibody targeting PD-1 and CTLA-4, enhancing T cell activation and anti-tumor response through synergistic effects.” NCT06911684 ↗

“Ipilimumab-tovorafenib monoclonal antibody injection (Aituo combination antibody, QL1706) contains two engineered monoclonal antibodies targeting PD-1 and CTLA-4.” NCT07635992 ↗

“QL1706 [Iparomlimab and tuvonralimab, a bifunctional anti-programmed death-1/cytotoxic T-lymphocyte antigen-4 antibody]” NCT07542717 ↗

“The specific treatment regimen for QL1706 is as follows: QL1706 (5 mg/kg) via intravenous infusion.” NCT07271602 ↗

“Iparomlimab and Tuvonralimab injection (QL1706, an Anti-PD-1/CTLA-4 Combined Antibody)” NCT07119931 ↗

“Iparomlimab and Tuvonralimab(QL-1706)combined with Chemotherapy and Bevacizumab” NCT07769853 ↗

“QL1706 (also known as PSB205) is an innovative bispecific MabPair™ antibody” NCT07769853 ↗

“QL1706 3mg/kg, IV, D1, Q2W, for a maximum of 2 years.” NCT07863869 ↗

“QL1706 5mg/kg q3w + bevacizumab 7.5mg/kg q3w group” NCT05603039 ↗

Show 93 more sources

Known as Aituo combination antibody “Ipilimumab-tovorafenib monoclonal antibody injection (Aituo combination antibody, QL1706) contains two engineered monoclonal antibodies targeting PD-1 and CTLA-4.” NCT07635992 ↗
Known as Apalitamab-Tovorizumab “QL1706 (Apalitamab-Tovorizumab; 5 mg/kg, iv, Q3W)” NCT07649473 ↗
Known as apalolimab “apalolimab and toripalimab (QL1706)” NCT07286942 ↗
Known as apolitovorrelizumab “This study is an open-label, prospective, phase 2, randomized controlled study to evaluate the efficacy and safety of apolitovorrelizumab (QL1706) in combination with platinum...” NCT07413601 ↗
Known as Avellutolimab “Avellutolimab (QL1706) combines two engineered monoclonal antibodies-anti-PD-1 and anti-CTLA-4-in a fixed \~2:1 ratio.” NCT07178171 ↗
Known as Iparomlimab “Stereotactic Body Radiotherapy With Sequential Iparomlimab and Tuvonralimab (QL1706) + Chemotherapy as Neoadjuvant Therapy in Patients With Resectable Non-small-cell Lung...” NCT07286942 ↗
5

“QL1706 (Iparomlimab/Tuvonralimab) Plus Lenvatinib With or Without Cryoablation for Advanced Biliary Tract Cancer (CASTLE-ZS-04): a Multicenter, Randomized, Phase 2 Study” NCT07829874 ↗

“QL1706 (Iparomlimab and Tuvonralimab) is a single bifunctional MabPair product against PD-1 and CTLA-4.” NCT07091305 ↗

“QL1706 (Iparomlimab and Tuvonralimab Injection,PD-1/ CTLA-4 Bi-specific Antibody)” NCT06749899 ↗

“QL1706 (iparomlimab/tuvonralimab)+TKI” NCT07328009 ↗

“QL1706 (Iparomlimab/Tuvonralimab)” NCT07315035 ↗

Known as Iparomlimab and Tuvonralimab “This clinical trial aims to evaluate the efficacy and safety of Iparomlimab and Tuvonralimab (QL1706), a dual-targeting immunotherapy (anti-PD-1/CTLA-4), in patients with...” NCT06941766 ↗
6

“The iparomlimab and tuvonralimab (QL1706) combination is a novel bispecific antibody therapy targeting PD-1 and CTLA-4, designed to enhance anti-tumor immune responses while...” NCT07131345 ↗

“Iparomlimab and Tuvonralimab (QL1706) is a bispecific antibody targeting PD-1 and CTLA-4, enhancing T cell activation and anti-tumor response through synergistic effects.” NCT06911684 ↗

“QL1706 (Iparomlimab and Tuvonralimab) is a single bifunctional MabPair product against PD-1 and CTLA-4.” NCT06789796 ↗

“Iparomlimab and Tuvonralimab(QL-1706)combined with Chemotherapy and Bevacizumab” NCT07769853 ↗

“Iparomlimab and Tuvonralimab Injection (QL1706)” NCT07327788 ↗

“Iparomlimab and Tuvonralimab (QL1706)” NCT07389629 ↗

Known as Iparomlimab and Tuvonralimab Injection “Iparomlimab and Tuvonralimab Injection (QL1706) is a bifunctional combination antibody targeting both programmed cell death protein 1 (PD-1) and cytotoxic T-lymphocyte antigen...” NCT07372079 ↗
Known as Iparomlimab/Tuvonralimab “Iparomlimab/Tuvonralimab (QL1706)” NCT07595523 ↗
1

“QL1706 (Iparomlimab/Tuvonralimab)” NCT07649473 ↗

Known as Ipilimumab-tovorafenib “Ipilimumab-tovorafenib monoclonal antibody injection (Aituo combination antibody, QL1706) contains two engineered monoclonal antibodies targeting PD-1 and CTLA-4.” NCT07635992 ↗
Known as lparomlimab “lparomlimab and Tuvonralimab Injection(QL1706): 5 mg/kg, intravenous (IV), on Day 1, every 3 weeks (q3w) during the neoadjuvant treatment phase.” NCT06911684 ↗
Known as PSB205 “QL1706 (PSB205) is a single bifunctional MabPair (a novel technical platform) product consisting of two engineered monoclonal antibodies (anti-PD-1 IgG4 and anti-CTLA-4 IgG1),...” PMID 37158938 ↗ May 2023
2

“QL1706 (PSB205) is a single bifunctional MabPair (a novel technical platform) product consisting of two engineered monoclonal antibodies (anti-PD-1 IgG4 and anti-CTLA-4 IgG1),...” NCT06822985 ↗

“QL1706 (also known as PSB205) is an innovative bispecific MabPair™ antibody” NCT07769853 ↗

Known as QL1706 Injection “QL1706 Injection (QL1706) is a combination antibody developed by Qilu Pharmaceutical Co., Ltd.” NCT06949761 ↗
Known as toripalimab “apalolimab and toripalimab (QL1706)” NCT07286942 ↗
Known as Tuvonralimab “Stereotactic Body Radiotherapy With Sequential Iparomlimab and Tuvonralimab (QL1706) + Chemotherapy as Neoadjuvant Therapy in Patients With Resectable Non-small-cell Lung...” NCT07286942 ↗
6

“QUEEN-APPLE: A Single-Arm, Multicenter, Prospective Phase II Clinical Study of Iparomlimab and Tuvonralimab (QL1706) in Combination With Anlotinib Hydrochloride and...” NCT07601178 ↗

“QL1706 (Iparomlimab/Tuvonralimab) Plus Lenvatinib With or Without Cryoablation for Advanced Biliary Tract Cancer (CASTLE-ZS-04): a Multicenter, Randomized, Phase 2 Study” NCT07829874 ↗

“QL1706 (Iparomlimab and Tuvonralimab) is a single bifunctional MabPair product against PD-1 and CTLA-4.” NCT07091305 ↗

“QL1706 (Iparomlimab and Tuvonralimab Injection,PD-1/ CTLA-4 Bi-specific Antibody)” NCT06749899 ↗

“QL1706 (iparomlimab/tuvonralimab)+TKI” NCT07328009 ↗

“QL1706 (Iparomlimab/Tuvonralimab)” NCT07315035 ↗

Action Inhibit “QL1706, a bifunctional PD-1/CTLA-4 dual blocker” PMID 41045933 ↗ Oct 2025
Modality Monoclonal antibody “QL1706 (PSB205) is a single bifunctional MabPair (a novel technical platform) product consisting of two engineered monoclonal antibodies” PMID 37158938 ↗ May 2023
Route Intravenous “via IV infusion” NCT04296994 ↗