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Oleclumab

Phase 2

Non-Small Cell Lung Cancer | Small molecule | Oncology |AstraZeneca PLC|Last Updated: Jul 13, 2026

Target and mechanism

Molecular targetNT5E
Target classInhibitor
ModalitySmall molecule

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment30

FDA Designations

No designations recorded

Clinical trial landscape

Oleclumab · 4 trials · 5 indications

Phase 2 1Phase 1 3
NCT06606847A Study to Investigate the Effects of Durvalumab With Oleclumab Following Chemoradiation in Participants With Locally Advanced Unresectable Non-Small Cell Lung Cancer (LADOGA)Non-Small Cell Lung Cancer
ACTIVE NOT_RECRUITING30 Analytics
PHASE2ACTIVE NOT_RECRUITING
A Study to Investigate the Effects of Durvalumab With Oleclumab Following Chemoradiation in Participants With Locally Advanced Unresectable Non-Small Cell Lung Cancer (LADOGA)
Non-Small Cell Lung CancerUnlock trial analytics

Study Endpoints

Primary Endpoints

Progression free survival (PFS) at 12 months
From date of first dose until 12 months

PFS12 is defined as the Kaplan-Meier estimate of PFS at 12 months per RECIST 1.1 as assessed by the investigator.

Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs) in Dose Escalation Phase
Day 1 through 65.7 weeks (maximum observed duration)

An adverse event (AE) is any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. A serious adverse event (SAE) is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. The TEAEs are defined as events present at baseline that worsened in intensity after administration of study drug or events absent at baseline that emerged after administration of study drug.

Number of Participants With Dose-limiting Toxicities (DLTs) in Dose Escalation Phase
From Day 1 to 28 days after the first dose of study drugs

DLT: Any study drug related Grade (G)3 or higher toxicity including: any G4 immune-mediated AEs, \>=G3 colitis/pneumonitis/interstitial lung disease (ILD), \>=G3 nausea/vomiting/diarrhea that does not resolve to G2 or less within 3 days of maximal supportive care (MSC), G2 pneumonitis/ILD that does not resolve within 7 days of initiation of MSC, G4 anemia, G3 anemia with clinical sequelae/requires \>2 units of red blood cells transfusion, G4 thrombocytopenia/neutropenia \>=7 days, G3/4 thrombocytopenia with \>=G3 hemorrhage, G4 febrile neutropenia (FN), G3 FN lasting \>=5 days while receiving MSC, isolated G3 liver transaminase elevation (LTE)/ isolated G3 total bilirubin (TBL) that does not downgrade to G1 or less within 14 days of onset, isolated G4 LTE or TBL, elevated aspartate aminotransferase/alanine aminotransferase \>3×upper limit of normal (ULN) and concurrent TBL \>2×ULN without cholestasis or alternative explanations, any other toxicity judged as a DLT by Dose Escalation Committee.

Number of Participants With Abnormal Vital Signs Reported as TEAEs in Dose Escalation Phase
Day 1 through 65.7 weeks (maximum observed duration)

Number of participants with abnormal vital signs (temperature, blood pressure, pulse rate, and respiratory rate) reported as TEAEs are reported.

Number of Participants With Abnormal Electrocardiogram (ECG) Parameters Reported as TEAEs in Dose Escalation Phase
Day 1 through 65.7 weeks (maximum observed duration)

Number of participants with abnormal ECG parameters reported as TEAEs are reported.

Number of Participants With Abnormal Clinical Laboratory Parameters Reported as TEAEs in Dose Escalation Phase
Day 1 through 65.7 weeks (maximum observed duration)

Number of participants with abnormal clinical laboratory parameters reported as TEAEs are reported.

Percentage of Participants With Objective Response (OR) According to Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST v1.1) in Dose Expansion Phase
Baseline (Days -28 to -1) through 36.1 months (maximum observed duration)

The OR is defined as best overall response of confirmed complete response (CR) or confirmed partial response (PR) based on RECIST v1.1 guidelines. The CR is defined as disappearance of all target lesions (TLs) and non-target lesions (NTLs), any pathological lymph nodes (target and non-target) must have reduction in short axis \< 10 mm, and no new lesions. The PR is defined as at least a 30% decrease in the sum of the diameters (SoD) of TLs (compared to baseline) and no new lesions. Confirmation of CR and PR is required by a repeat, consecutive assessment no less than 4 weeks from the date of first documentation. Percentage of participants with OR is reported.

Number of Participants With Dose-limiting Toxicities (DLTs) in Part 1
From Day 1 to Day 28 after first dose of study drug

A DLT was defined as \>= Grade 3 toxicity or adverse events (AE) occurred during DLT evaluation period which included any Grade 4 immune-mediated (immune nature) AE, anemia, thrombocytopenia (present \> 4 days), or neutropenia (present \> 4 days); \>= Grade 3 colitis or pneumonitis or interstitial lung disease (ILD); \>= Grade 3 nausea, vomiting, or diarrhea (not resolved to \<= Grade 2 in 3 days); Grade 2 pneumonitis or ILD (not resolved to \<= Grade 1 in 3 days); Grade 3 thrombocytopenia with bleeding, any grade febrile neutropenia; convulsions, seizures, or stroke; protocol defined elevations of isolated liver transaminase, isolated total bilirubin (TBL), or Hy's Law; confirmed QT interval corrected for heart rate by Fridericia's formula prolongation (\>= 501 msec) on triplicate electrocardiograms within a short period of time; or any other toxicity greater than that at baseline, was clinically significant and/or unacceptable, and was judged to be a DLT by the Dose Escalation Committee.

Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Treatment Emergent Serious Adverse Events (TESAEs) in Parts 1 and 2
From Day 1 through 90 days of the last dose of study drug (approximately 37 months)

An AE is any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. A serious adverse event (SAE) is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. The TEAEs are defined as events present at baseline that worsened in intensity after administration of study drug or events absent at baseline that emerged after administration of study drug.

Number of Participants With Abnormal Laboratory Parameters Reported as TEAEs in Parts 1 and 2
From Day 1 through 90 days of the last dose of study drug (approximately 37 months)

Participants with abnormal laboratory parameters reported as TEAEs are reported. Laboratory analysis included hematology, clinical chemistry, thyroid function tests, and urinalysis.

Number of Participants With Abnormal Vital Signs and Physical Examination Reported as TEAEs in Parts 1 and 2
From Day 1 through 90 days of the last dose of study drug (approximately 37 months)

Participants with abnormal vital signs (heart rate, blood pressure, temperature, and respiratory rate) and physical examination reported as TEAEs are reported.

Number of Participants With Notable QTc Interval in Parts 1 and 2
From Day 1 through 90 days of the last dose of study drug (approximately 37 months)

Notable QTc intervals included single beat changes from baseline (Day 1) values (\> 30, \> 60, and \> 90 milliseconds). Participants who had notable QTc interval are reported.

Percentage of Participants With Objective Response (OR) Per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 in Part 2
From Day 1 through 90 days of the last dose of study drug (approximately 37 months)

The OR is defined as confirmed complete response (CR) or confirmed partial response (PR) based on RECIST v1.1 guidelines. The CR is defined as disappearance of all target and non-target lesions, no new lesions, and normalization of tumor marker level. The PR is defined as \>= 30% decrease in the sum of the diameters of target lesions compared to baseline, and non-progressive disease and not evaluable or no non-target lesion. A confirmed CR or PR is defined as 2 CRs or 2 PRs that were separated by at least 4 weeks with no evidence of progression in-between.

Number of Participants With Dose Limiting Toxicities (DLTs) in Dose-escalation Phase
From Day 1 to Day 28 after first dose of study drug

A DLT was defined as any Grade 3 or higher treatment-related toxicity that occurred during the DLT-evaluation period, which included any Grade 4 immune-mediated adverse event (imAE), any \>= Grade 3 colitis, any Grade 3 or 4 non-infectious pneumonitis irrespective of duration, any Grade 3 imAE (excluding colitis or pneumonitis, did not downgrade to \<= Grade 2 within 3 days after onset of the event despite maximal medical supportive care including systemic corticosteroids or did not downgrade to \<= Grade 1 or baseline within 14 days), liver transaminase elevation \>= 5 × but \<= 8 × upper limit of normal (ULN) that did not downgrade to Grade 2 within 5 days after onset with optimal medical management (including systemic corticosteroids), transaminase elevation \> 8 × ULN or total bilirubin (TBL) \> 5 × ULN regardless of duration or reversibility, or any increase in aspartate aminotransferase or alanine aminotransferase \> 3 × ULN and concurrent increase in TBL \> 2 × ULN (Hy's Law).

Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Treatment Emergent Serious Adverse Events (TESAEs)
From Day 1 through 200.1 weeks (corresponding to maximum observed duration)

An AE is any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. A serious adverse event (SAE) is an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. The TEAEs are defined as events present at baseline that worsened in intensity after administration of study drug or events absent at baseline that emerged after administration of study drug.

Number of Participants With Abnormal Clinical Laboratory Parameters Reported as TEAEs
From Day 1 through 200.1 weeks (corresponding to maximum observed duration)

Participants with abnormal laboratory parameters reported as TEAEs are reported. Laboratory analysis included hematology, clinical chemistry, thyroid function tests, coagulation, and urinalysis.

Number of Participants With Abnormal Vital Signs Reported as TEAEs
From Day 1 through 188.1 weeks (corresponding to maximum observed duration)

Participants with abnormal vital signs (temperature, blood pressure, pulse rate, and respiratory rate) reported as TEAEs are reported.

Number of Participants With Change From Baseline in QTcF
Baseline (prior to Day 1 dose) through 188.1 weeks (corresponding to maximum observed duration)

Number of participants with change from Baseline in QTcF (\> 60 msec and \> 90 msec) is reported.

Secondary Endpoints

Progression free survival (PFS) at 6, 18, and 24 months
From date of first dose until 24 months
Progression Free Surival (PFS)
Up to 24 months after the last patient's first dose
Overall survival (OS) at 12 and 24 months
From date of first dose until 12 and months, respectively
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Arm 1EXPERIMENTALdurvalumab plus oleclumab as an IV infusions
Dose-escalation, Oleclumab 1500 mg + Durvalumab + Gemcitabine + nab-paclitaxelEXPERIMENTALParticipants with 1L metastatic disease will receive intravenous (IV) infusions of oleclumab 1500 mg every 2 weeks for 4 doses, then every 4 weeks (Q4W) in combination with durvalumab 1500 mg Q4W plus chemotherapy of gemcitabine 1000 mg/m\^2 and nab-paclitaxel 125 mg/m\^2, both on Days 1, 8, and 15 and then repeated on Q4W schedule until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-escalation, Oleclumab 3000 mg + Durvalumab + Gemcitabine + nab-paclitaxelEXPERIMENTALParticipants with 1L metastatic disease will receive IV infusions of oleclumab 3000 mg every 2 weeks for 4 doses, then Q4W in combination with durvalumab 1500 mg Q4W plus chemotherapy of gemcitabine 1000 mg/m\^2 and nab-paclitaxel 125 mg/m\^2, both on Days 1, 8, and 15 and then repeated on Q4W schedule until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-escalation, Oleclumab 1500 mg + Durvalumab + mFOLFOXEXPERIMENTALParticipants with 2L metastatic disease will receive IV infusions of oleclumab 1500 mg every 2 weeks for 4 doses, then Q4W in combination with durvalumab 1500 mg Q4W plus chemotherapy of mFOLFOX (oxaliplatin 85 mg/m\^2 IV; folinic acid 400 mg/m\^2 IV; 5-FU 400 mg/m\^2 IV bolus followed by 2400 mg/m\^2 continuous IV infusion over 46 to 48 hours) on Days 1 and 15 and then repeated on a Q4W schedule, until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-escalation, Oleclumab 3000 mg + Durvalumab + mFOLFOXEXPERIMENTALParticipants with 2L metastatic disease will receive IV infusions of oleclumab 3000 mg every 2 weeks for 4 doses, then Q4W in combination with durvalumab 1500 mg Q4W plus chemotherapy of mFOLFOX (oxaliplatin 85 mg/m\^2 IV; folinic acid 400 mg/m\^2 IV; 5-FU 400 mg/m\^2 IV bolus followed by 2400 mg/m\^2 continuous IV infusion over 46 to 48 hours) on Days 1 and 15 and then repeated on a Q4W schedule, until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-expansion, Gemcitabine + nab-paclitaxelACTIVE_COMPARATORParticipants with 1L metastatic disease will receive IV infusions of chemotherapy of gemcitabine 1000 mg/m\^2 and nab-paclitaxel 125 mg/m\^2, both on Days 1, 8, and 15 and then repeated on Q4W schedule until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-expansion, Oleclumab 3000 mg + Gemcitabine + nab-paclitaxelEXPERIMENTALParticipants with 1L metastatic disease will receive IV infusions of oleclumab 3000 mg every 2 weeks for 4 doses, then Q4W in combination with chemotherapy of gemcitabine 1000 mg/m\^2 and nab-paclitaxel 125 mg/m\^2, both on Days 1, 8, and 15 and then repeated on Q4W schedule until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Dose-expansion, Oleclumab 3000 mg + Durvalumab + Gemcitabine + nab-paclitaxelEXPERIMENTALParticipants with 1L metastatic disease will receive IV infusions of oleclumab 3000 mg every 2 weeks for 4 doses, then Q4W in combination with durvalumab 1500 mg Q4W plus chemotherapy of gemcitabine 1000 mg/m\^2 and nab-paclitaxel 125 mg/m\^2, both on Days 1, 8, and 15 and then repeated on Q4W schedule until disease progression, intolerable toxicity, withdrawal of participant consent, or another discontinuation criterion is met.
Oleclumab Dose 1 + Osimertinib Dose 1EXPERIMENTALIn Part 1 (dose-escalation), participants will receive intravenous oleclumab (MEDI9447) Dose 1 every 2 weeks (Q2W) and oral osimertinib Dose 1 once daily (QD).
Oleclumab Dose 2 + Osimertinib Dose 1EXPERIMENTALIn Part 1 (dose-escalation), participants will receive intravenous oleclumab Dose 2 Q2W and oral osimertinib Dose 1 QD. In Part 2 (dose-expansion), participants (including participants dosed at the RP2D in Part 1) will receive IV oleclumab Dose 2 Q2W and oral osimertinib Dose 1 QD until documentation of disease progression, intolerable toxicity, or development of other reason for treatment discontinuation, whichever occurs first.
Oleclumab Dose 1 + AZD4635 Dose 1EXPERIMENTALIn Part 1 (dose-escalation), participants will receive intravenous oleclumab Dose 1 Q2W and oral AZD4635 Dose 1 QD.
Oleclumab Dose 1 + AZD4635 Dose 2EXPERIMENTALIn Part 1 (dose-escalation), participants will receive intravenous oleclumab Dose 1 Q2W and oral AZD4635 Dose 2 QD.
Oleclumab Dose 2 + AZD4635 Dose 2EXPERIMENTALIn Part 1 (dose-escalation), participants will receive intravenous oleclumab Dose 2 Q2W and oral AZD4635 Dose 2 QD.
Dose-escalation: Oleclumab Dose 1EXPERIMENTALParticipants will receive oleclumab Dose 1 intravenously (IV) every two weeks (Q2W) until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: Oleclumab Dose 2EXPERIMENTALParticipants will receive oleclumab Dose 2 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: Oleclumab Dose 3EXPERIMENTALParticipants will receive oleclumab Dose 3 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: Oleclumab Dose 4EXPERIMENTALParticipants will receive oleclumab Dose 4 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: Oleclumab Dose 1 + Durvalumab Dose 1EXPERIMENTALParticipants will receive oleclumab Dose 1 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: Oleclumab Dose 2 + Durvalumab Dose 1EXPERIMENTALParticipants will receive oleclumab Dose 2 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: OleclumabDose 3 + Durvalumab Dose 1EXPERIMENTALParticipants will receive oleclumab Dose 3 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-escalation: OleclumabDose 4 + Durvalumab Dose 1EXPERIMENTALParticipants will receive oleclumab Dose 4 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-expansion (CRC): Oleclumab Dose 4 + Durvalumab Dose 1EXPERIMENTALParticipants with previously treated microsatellite stable-colorectal cancer (MSS-CRC) will receive oleclumab Dose 4 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-expansion (Pancreatic adenocarcinoma): Oleclumab Dose 4+ Durvalumab Dose 1EXPERIMENTALParticipants with previously treated pancreatic adenocarcinoma will receive oleclumab Dose 4 IV Q2W followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.
Dose-expansion (NSCLC): Oleclumab Dose 4 + Durvalumab Dose 1EXPERIMENTALParticipants with previously treated EGFRm NSCLC will receive oleclumab Dose 4 IV followed by durvalumab Dose 1 IV Q2W until confirmed disease progression, unacceptable toxicity, withdrawal of consent, or development of other reason for treatment discontinuation, whichever occurs first.

Interventions

NameTypeDescription
OleclumabDRUGOleclumab IV (intravenous infusion)
DurvalumabDRUGDurvalumab IV (intravenous infusion)
GemcitabineDRUGParticipants will receive IV infusion of gemcitabine as stated in arm description.
Nab-paclitaxelDRUGParticipants will receive IV infusion of nab-paclitaxel as stated in arm description.
OxaliplatinDRUGParticipants will receive IV infusion of oxaliplatin as stated in arm description.
Folinic acidDRUGParticipants will receive IV infusion of folinic acid as stated in arm description.
5-FUDRUGParticipants will receive IV infusion of 5-FU as stated in arm description.
OsimertinibDRUGParticipants will receive osimertinib in combination with oleclumab as stated in the arms' description.
AZD4635DRUGParticipants will receive AZD4635 in combination with oleclumab as stated in the arms' description.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites11

INCLUSION CRITERIA: * Participant must be ≥ 18 years at the time of screening. * Histologically-documented NSCLC and have been treated with concurrent or sequential CRT for locally advanced, unresectable (Stage III) disease. * Documented tumour PD-L1 status by qualified lab (local or central). * Do...

Countries:RussiaUnited StatesAustraliaNorwaySpainSouth KoreaTaiwan
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Competitive Landscape -Non-Small Cell Lung Cancer 389 trials

Recent Changes (Last 90 Days)

MEDIUMJul 13, 2026NCT03381274Completion: 2026-04-16 → 2026-11-06
MEDIUMJul 13, 2026NCT03381274Completion: 2026-04-16 → 2026-11-06

Frequently asked questions about Oleclumab

What is Oleclumab used for?

Oleclumab is an investigational monoclonal antibody being studied for the treatment of solid tumors, including non-small cell lung cancer (NSCLC) and pancreatic adenocarcinoma. It is being evaluated in combination with other therapies, such as durvalumab and chemotherapy, across multiple clinical trials.

What does Oleclumab target?

Oleclumab is a monoclonal antibody that targets CD73, an enzyme involved in the production of adenosine in the tumor microenvironment. By inhibiting CD73, it aims to reduce immunosuppressive signals and enhance the anti-tumor immune response.

Who makes Oleclumab?

Oleclumab is being developed by AstraZeneca PLC, a multinational pharmaceutical company listed on the stock exchange under the ticker symbol AZN. AstraZeneca is conducting clinical trials to evaluate the drug's safety and efficacy in various cancer indications.

What phase is Oleclumab in?

Oleclumab is in Phase 1 and Phase 2 clinical trials. It is an investigational drug and has not been approved by regulatory authorities. The trials are assessing its use alone and in combination with other agents for the treatment of advanced solid tumors and non-small cell lung cancer.

What clinical trials is Oleclumab in?

Oleclumab has been studied in several clinical trials, including NCT02503774 (Phase 1, solid tumors), NCT03381274 (Phase 1, EGFR-mutant NSCLC), NCT03611556 (Phase 1, pancreatic cancer), and NCT06606847 (Phase 2, locally advanced NSCLC). These trials are conducted in multiple countries, including the United States, Australia, and South Korea.

Is Oleclumab the same as MEDI9447?

Yes, Oleclumab is also known as MEDI9447. In clinical trial records, it is sometimes referred to by this alternative name. Both names refer to the same investigational monoclonal antibody being developed by AstraZeneca for cancer treatment.