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LY2875358

Phase 2

Carcinoma, Non-Small-Cell Lung | Monoclonal antibody | Oncology |Eli Lilly and Company|Trials Updated: Jan 26, 2026

LY2875358 development status

Highest phase Phase 2
Registered trials 6 across 1 sponsor since Feb 2011

LY2875358 target and mechanism

ModalityMonoclonal antibody

Also known as Emibetuzumab

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials6
Total Enrollment525

FDA Designations

No designations recorded

LY2875358 clinical trials

LY2875358 · 6 trials · 10 indications

Phase 2 3Phase 1 3
NCT01897480A Study of LY2875358 in Participants With Non-Small Cell Lung Cancer With Activating Epidermal Growth Factor Receptor MutationsCarcinoma, Non-Small-Cell Lung
COMPLETED168 Analytics
NCT01874938A Study of LY2875358 in Participants With MET Positive, Advanced Gastric CancerGastric Cancer
COMPLETED15 Analytics
NCT01900652A Study of Emibetuzumab in Non Small Cell Lung Cancer (NSCLC) ParticipantsCarcinoma, Non-Small-Cell Lung
COMPLETED111 Analytics
PHASE2COMPLETED
A Study of LY2875358 in Participants With Non-Small Cell Lung Cancer With Activating Epidermal Growth Factor Receptor Mutations
Carcinoma, Non-Small-Cell LungUnlock trial analytics
PHASE2COMPLETED
A Study of LY2875358 in Participants With MET Positive, Advanced Gastric Cancer
Gastric CancerUnlock trial analytics
PHASE2COMPLETED
A Study of Emibetuzumab in Non Small Cell Lung Cancer (NSCLC) Participants
Carcinoma, Non-Small-Cell LungUnlock trial analytics

Study Endpoints

Primary Endpoints

Progression Free Survival (PFS)
Randomization to Objective Disease Progression or Death Due to Any Cause (Estimated 3 Years)
Progression Free Survival (PFS) Rate
8 Weeks
Percentage of Participants Achieving Complete Response (CR) or Partial Response (PR) (Overall Response Rate [ORR])
Baseline to Objective Disease Progression or Start of New Anticancer Therapy (Up to 15 Months)

ORR is confirmed best overall tumor response of CR or PR. According to RECIST v1.1, CR was defined as the disappearance of all target and non-target lesions; PR defined as a \>30% decrease in the sum of the longest diameters (LD) of the target lesions, taking as reference the baseline sum of the LD. Percentage of participants was calculated as: (total number of participants with CR or PR from start of the treatment until disease progression or recurrence)/total number of participants treated) \* 100.

Number of Participants Who Experienced Dose-Limiting Toxicities (DLTs)
Baseline through Cycle 1 (28 day cycle)

DLT is defined as an adverse event during Cycle1 that is possibly, probably, or definitely related to treatment with Emibetuzumab in combination with fixed regimen of Ramucirumab \& fulfills any 1 of the following criterion using NCI CTCAE Version 4.03: Grade 3 non-hematological toxicity. Exceptions will be made for:Nausea, vomiting, diarrhea, constipation, or skin rash that persists for ≤3 days following appropriate supportive care intervention. Grade 3 hypertension in which systolic BP ≥160 mmHg and/or diastolic BP ≥100 mmHg persist \<7 days after intensified antihypertensive therapy is initiated. Grade 4 hematological toxicity of ≥7 days duration. ≥Grade 3 thrombocytopenia with ≥Grade 2 bleeding. Any febrile neutropenia. Any other significant toxicity deemed by the primary investigator \& Lilly clinical research personnel to be dose-limiting (eg, any toxicity that is possibly related to the study medication that requires the withdrawal of participant from study Cycle1).

Part B: Percentage of Participants Who Exhibit Complete Response (CR) or Partial Response (PR) [Overall Response Rate (ORR)]
Baseline through Measured Progressive Disease or Death (Up to 17 months)

ORR is the percentage of participants achieving a best overall response (BOR) of complete response (CR) or partial response (PR) as per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1. CR is defined as the disappearance of all target and non-target lesions and no appearance of new lesions. PR is defined as at least a 30% decrease in the sum of the longest diameters (LD) of target lesions (taking as reference the baseline sum LD), no progression of non-target lesions, and no appearance of new lesions. PD was at least a 20% increase in the sum of the diameters of target lesions, with reference being the smallest sum on study and an absolute increase of at least 5mm, or unequivocal progression of non-target lesions, or 1 or more new lesions.

Number of participants with one or more drug (or procedure)-related adverse events (AEs) or any serious AEs
Baseline up to 56 days after last dose of study drug
Recommended Phase 2 dose range of LY2875358 monotherapy and in combination with erlotinib
Baseline through Cycle 1

Secondary Endpoints

Change in Tumor Size (CTS)
Baseline to Measurement with Smallest Tumor Size (Estimated 3 Years)
Proportion of Participants Exhibiting a Confirmed Complete Response (CR) or Partial Response (PR) (Overall Response Rate [ORR])
Baseline to Objective Disease Progression or Start of New Anticancer Therapy (Estimated 3 Years)
Duration of Response (DoR)
Date of CR or PR to Date of Objective Disease Progression or Death Due to Any Cause (Estimated 3 Years)
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
LY2875358 plus ErlotinibEXPERIMENTALLead In: Approximately 8 weeks of erlotinib 150 milligram (mg) given orally per day. Randomization: Erlotinib 150 mg given orally per day plus 750 mg LY2875358 given as 1.5 hours intravenous (IV) infusions on Days 1 and 15 of 28-day cycles.
ErlotinibACTIVE_COMPARATORLead In: Approximately 8 weeks of erlotinib 150 mg given orally per day. Randomization: Continue Erlotinib 150 mg given orally per day, in 28-day cycles.
LY2875358EXPERIMENTALLY2875358 will be administered intravenously (IV) at 2000 milligram (mg) bi-weekly in 28 day Cycle.
Arm A: Emibetuzumab plus ErlotinibEXPERIMENTAL750 milligram (mg) Emibetuzumab flat dose given as a 1.5 hour intravenous (IV) infusion on Days 1 and 15 of a 28-day cycle and Erlotinib 150 mg given orally once daily on a 28-day cycle.
Arm B: EmibetuzumabEXPERIMENTAL750 mg Emibetuzumab flat dose given as a 1.5-hour IV infusion on Days 1 and 15 of a 28-day cycle.
Emibetuzumab + Ramucirumab (Part A)EXPERIMENTALPart A: Dose escalation (750mg, 2000mg) of Emibetuzumab administered intravenously (IV), on days 1 and 15 every 28 day cycle in combination with a fixed dose of 8mg/kg ramucirumab administered IV on Days 1 and 15 every 28 day cycle.
Emibetuzumab + Ramucirumab (Part B)EXPERIMENTALPart B: Recommended 750mg Emibetuzumab dose from Part A to be administered IV, on days 1 and 15 every 28 day cycle in combination with a fixed dose of 8mg/kg ramucirumab administered IV on Days 1 and 15 every 28 day cycle.
LY2875358+ErlotinibEXPERIMENTALPart B1. Erlotinib will be administered orally at 150 mg dose level each day. LY2875358 will be administered intravenously (IV) at recommended dose level in Part A on Day 1 and Day 15 of a 28-day cycle. (Part B1 was added per protocol amendment in January, 2013.)
LY2875358+GefitinibEXPERIMENTALPart B2. Gefitinib will be administered orally at 250 mg dose level each day. LY2875358 will be administered intravenously (IV) at recommended dose level in Part A on Day 1 and Day 15 of a 28-day cycle. (Part B2 was added per protocol amendment in January, 2013.)
LY2875358 + erlotinibEXPERIMENTAL -
LY2875358 at Part A highest doseEXPERIMENTAL -
LY2875358 at Part A highest dose + trametinibEXPERIMENTAL -

Interventions

NameTypeDescription
LY2875358BIOLOGICALAdministered IV
ErlotinibDRUGAdministered Orally
EmibetuzumabDRUGAdministered IV
RamucirumabDRUGAdministered Intravenously (IV)
GefitinibDRUGAdministered orally
LY2875358 + erlotinibDRUGPart A2 Dose escalation of LY2875358 administered IV, on Day 1 and 15 every 28 days for at least two cycles in combination with daily erlotinib dosing (150 mg) taken orally (PO).
LY2875358 at Part A highest doseDRUGPart B (Dose Exploration): LY2875358 at Part A highest dose administered IV, on Day 1 and 15 every 28 days for at least two cycles.
LY2875358 at Part A highest dose + trametinibDRUGPart B (in combination with trametinib): LY2875358 at Part A highest dose administered IV, on Day 1 and 15 every 28 days for at least two cycles, in combination with trametinib at 2 mg orally once daily
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites45

Inclusion Criteria: * Histologically or cytologically confirmed diagnosis of metastatic Stage IV NSCLC * Have at least 1 measurable lesion whose presence is assessable using standard techniques by Response Evaluation Criteria in Solid Tumors (RECIST version 1.1) * Have molecular evidence of an epid...

Countries:DenmarkFranceGermanyItalyNetherlandsSouth KoreaSpainTaiwanUnited KingdomJapanUnited StatesBelgiumIsrael
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Frequently asked questions about LY2875358

What is LY2875358 used for?

LY2875358 is an investigational small molecule being studied for the treatment of advanced cancer, including gastric cancer, solid tumors, carcinoma, and non-small-cell lung cancer. It has been evaluated in clinical trials for patients with advanced cancer, MET positive advanced gastric cancer, and non-small cell lung cancer with activating epidermal growth factor receptor mutations.

Who makes LY2875358?

LY2875358 is being developed by Eli Lilly and Company, a pharmaceutical company traded on the New York Stock Exchange under the ticker symbol LLY. The company has sponsored clinical trials of LY2875358 in the United States, Japan, South Korea, and multiple European countries.

What phase is LY2875358 in?

LY2875358 has completed Phase 1 and Phase 2 clinical trials. The Phase 1 trials studied the drug in participants with advanced cancer, while the Phase 2 trials focused on MET positive advanced gastric cancer and non-small cell lung cancer with activating epidermal growth factor receptor mutations. The drug remains investigational and is not approved.

What clinical trials is LY2875358 in?

LY2875358 has been studied in four completed clinical trials: NCT01287546 in participants with advanced cancer in the United States, NCT01602289 in Japanese participants with advanced cancer, NCT01874938 in participants with MET positive advanced gastric cancer in Japan and South Korea, and NCT01897480 in participants with non-small cell lung cancer across multiple countries.

Is LY2875358 the same as other drugs?

LY2875358 is a distinct investigational drug developed by Eli Lilly and Company. No alternative names for LY2875358 have been disclosed. It is a small molecule being evaluated for its potential in treating various advanced cancers, including gastric cancer and non-small cell lung cancer.