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Study of Weekly Paclitaxel With Ramucirumab in Participants With Advanced Gastric Adenocarcinomas

A Phase 1b Study of Weekly Paclitaxel With Ramucirumab (IMC-1121B) Drug Product in Patients With Advanced Gastric Adenocarcinomas

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01253525
Enrollment
6
Registered
2010-12-03
Start date
2010-11-30
Completion date
2011-10-31
Last updated
2014-06-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Adenocarcinoma

Keywords

Adenocarcinoma, Gastroesophageal Junction

Brief summary

Investigate the safety and tolerability of ramucirumab (IMC-1121B) drug product (DP) in combination with paclitaxel.

Interventions

BIOLOGICALRamucirumab (IMC-1121B )

8 milligrams/kilogram (mg/kg) intravenously on Days 1 and 15 of each 28-ay cycle

DRUGPaclitaxel

80 milligram/square meter (mg/m2) intravenously Days 1, 8, and 15 of each 28 day cycle

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
20 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Has a histopathologically or cytologically confirmed diagnosis of gastric or gastroesophageal junction (GEJ) adenocarcinoma * Has an advanced or metastatic solid gastric adenocarcinoma that has failed standard therapy * Has resolution of all clinically significant toxic effects of prior therapy, surgery, treatment with an investigational agent or device, treatment monoclonal antibody or small molecule, and radiotherapy or chemotherapy. * Has adequate organ function * Eligible participants of reproductive potential (both sexes) agree to use adequate contraceptive methods (hormonal or barrier methods) during the study period and for 12 weeks after the last dose of study medication

Exclusion criteria

* Has undergone major surgery within 28 days prior to the study, or subcutaneous venous access device placement within 7 days prior to the study registration date * Has elective or planned surgery to be conducted during the trial * Has had treatment with an investigational agent or device, an antineoplastic small molecule, or antineoplastic radiotherapy or chemotherapy * Was previously treated with a chemotherapy regimen containing nitrosoureas or mitomycin C * Has had treatment with an antineoplastic monoclonal antibody within 8 weeks prior to the study registration date * Has a history of deep vein thrombosis, pulmonary embolism, or any other significant thromboembolism prior to the study registration date * Has experienced any arterial thrombotic event, including myocardial infarction, cerebrovascular accident, or transient ischemic attack, within 6 months prior to the study date * Is receiving therapeutic anticoagulation with warfarin, low-molecular weight heparin or similar agents. (Participants receiving prophylactic, low-dose anticoagulation therapy are eligible provided that the coagulation parameters International Normalized Ratio (INR) ≤ 1.5, prothrombin time (PT) and partial thromboplastin time (PTT) or - Is receiving chronic therapy with nonsteroidal anti-inflammatory agents \[Aspirin use at doses up to 325 milligrams/day (mg/day) is permitted\] * Has significant bleeding disorders, vasculitis, history of postoperative bleeding complications, hemoptysis or had a significant bleeding episode from the gastrointestinal (GI) tract within 3 months prior to the study date * Has a history of GI perforation and/or fistulae within 6 months prior to the study date * Has symptomatic congestive heart failure, unstable angina pectoris, or symptomatic or poorly controlled cardiac arrhythmia * Has uncontrolled arterial hypertension despite standard medical management. * Has a serious or nonhealing wound or peptic ulcer or bone fracture within 28 days prior to the study date * Has a bowel obstruction, history or presence of inflammatory enteropathy or extensive intestinal resection, Crohn's disease, ulcerative colitis, or chronic diarrhea * Has a serious illness or medical condition(s) * Is pregnant or lactating * Has received treatment with another investigational drug or participation in another interventional clinical trial within 28 days prior to the study date

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With a Dose-Limiting Toxicity (DLT) During Cycle 1Cycle 1 of 28-day cycleDLT based on National Cancer Institute Common Terminology Criteria for Adverse Events (NCICTCAE v4.02) in Cycle (Cy) 1 due to study drug (SD) with (w/): Grade (Gr) ≥3 neutropenia w/fever ≥38.5°C or w/bacteremia or sepsis, thrombocytopenia w/bleeding and platelet substitution, prothrombin and/or partial thromboplastin time w/no anticoagulation, hyperbilirubinemia; Gr 4: neutropenia \>5 days, thrombocytopenia, Gr 4 or uncontrollable hypertension QTc\>500 milliseconds (ms) or increase ≥100 ms increase in 24 hours after SD or significant arrhythmia in this period; Gr ≥3 nonhematologic toxicity (tox), excluding Gr 3 hypersensitivity, hypertension, injection-site reaction, arthralgia/myalgia, asthenia/fatigue, diarrhea w/out loperamide/nausea/vomiting w/out antiemetic and transient aminotransferase elevation. SD tox=delay \>1 week in ramucirumab (RAM) dose or omission of 1 dose of RAM or 2 paclitaxel doses due to tox in Cy 1 or delay \>2 weeks between Cy 1 and Cy 2 due to persistent tox.
Number of Participants With Adverse Events (AEs)Up to 47 weeks post baselineThe number of participants who experienced AEs of any grade, AEs of Grade ≥3 or AEs resulting in death that were considered to be related to ramucirumab \[RAM (IMC-1121B)\] or paclitaxel (PAC). A summary of serious adverse events (SAEs) and all other non-SAEs, regardless of causality, is located in the Reported Adverse Events module.
Number of Participants With Serious Adverse Events (SAEs)Up to 47 weeks post baselineThe number of participants who experienced SAEs that were considered to be related to ramucirumab \[RAM (IMC-1121B)\] or paclitaxel (PAC). A summary of SAEs and all other non-SAEs, regardless of causality, is located in the Reported Adverse Events module.

Secondary

MeasureTime frameDescription
Ramucirumab Half-Life (t1/2) for Cycle 1Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleTerminal t1/2 (the time it takes for the concentration of ramucirumab (IMC-1121B) in plasma or serum to decline by 50%) after a single dose of ramucirumab (IMC-1121B).
Ramucirumab Clearance (CL) or Cycle 1Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleCL \[the volume of plasma or serum cleared of ramucirumab (IMC-1121B) per unit time\] after a single dose of ramucirumab (IMC-1121B).
Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 1Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleVss \[distribution of ramucirumab (IMC-1121B) in the body at steady state\] after a single dose of ramucirumab (IMC-1121B).
Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 2Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleCmax after multiple doses of ramucirumab (IMC-1121B).
Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 2Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleAUC within the dosing interval (0-τ) after multiple doses of ramucirumab (IMC-1121B).
Ramucirumab Half-Life (t1/2) for Cycle 2Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleTerminal t1/2 \[the time it takes for the concentration of ramucirumab (IMC-1121B) in plasma or serum to decline by 50%\] after multiple doses of ramucirumab(IMC-1121B).
Ramucirumab Clearance (CL) for Cycle 2Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleCL \[the volume of plasma or serum cleared of ramucirumab (IMC-1121B) per unit time\] at steady state after multiple doses of ramucirumab (IMC-1121B).
Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 2Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleVss \[distribution of ramucirumab (IMC-1121B) in in the body at steady state\] is not calculated for multiple doses of ramucirumab (IMC-1121B).
Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 3Cycle 3: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) Cmax could not be calculated in Cycle 3.
Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 1Cycle 1 Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleCmax after a single dose of ramucirumab (IMC-1121B).
Ramucirumab Half-Life (t 1/2) for Cycle 3Cycle 3: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) t1/2 could not be calculated in Cycle 3.
Ramucirumab Clearance (CL) for Cycle 3Cycle 3: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling CL could not be calculated for ramucirumab (IMC-1121B) in Cycle 3.
Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 3Cycle 3: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling Vss for ramucirumab (IMC-1121B) could not be calculated in Cycle 3.
Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 4Cycle 4: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) Cmax could not be calculated in Cycle 4.
Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 4Cycle 4: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling AUC within the dosing interval (0-τ) for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.
Ramucirumab Half-Life (t 1/2) for Cycle 4Cycle 4: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling t1/2 for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.
Ramucirumab Clearance (CL) for Cycle 4Cycle 4: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling CL for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.
Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 4Cycle 4: Pre-infusion, Day 1 of 28-day cycleDue to sparse pharmacokinetic sampling Vss for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.
Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 3Cycle 3: Pre-infusion, Day 1 of 28-day cycleDue to the sparse pharmacokinetic sampling ramucirumab (IMC-1121B) AUC within the dosing interval (0-τ) could not be calculated in Cycle 3.
Serum Anti-Ramucirumab Antibody Assessment (Immunogenicity)Cycle 1 through Cycle 5 (28-day cycles)The percentage of participants who were treatment-emergent positive for anti-ramucirumab (IMC-1121B) antibodies.
Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 1Cycle 1 Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycleAUC from time 0 to infinity (0-∞) after a single dose of ramucirumab (IMC-1121B).

Countries

Japan

Participant flow

Pre-assignment details

Participants were considered completed if they either completed Cycle 1 of study drug or discontinued study drug due to a dose limiting toxicity (DLT) during Cycle 1.

Participants by arm

ArmCount
Ramucirumab + Paclitaxel
Ramucirumab (IMC-1121B): 8 milligrams/kilogram (mg/kg) administered intravenously on Days 1 and 15 of each 28-day cycle. Paclitaxel: 80 milligrams/square meter (mg/m2) administered intravenously on Days 1, 8, and 15 of each 28-day cycle.
6
Total6

Baseline characteristics

CharacteristicRamucirumab + Paclitaxel
Age, Continuous57.6 years
STANDARD_DEVIATION 15.5
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
6 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
6 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
0 Participants
Region of Enrollment
Japan
6 participants
Sex: Female, Male
Female
1 Participants
Sex: Female, Male
Male
5 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
6 / 6
serious
Total, serious adverse events
4 / 6

Outcome results

Primary

Number of Participants With a Dose-Limiting Toxicity (DLT) During Cycle 1

DLT based on National Cancer Institute Common Terminology Criteria for Adverse Events (NCICTCAE v4.02) in Cycle (Cy) 1 due to study drug (SD) with (w/): Grade (Gr) ≥3 neutropenia w/fever ≥38.5°C or w/bacteremia or sepsis, thrombocytopenia w/bleeding and platelet substitution, prothrombin and/or partial thromboplastin time w/no anticoagulation, hyperbilirubinemia; Gr 4: neutropenia \>5 days, thrombocytopenia, Gr 4 or uncontrollable hypertension QTc\>500 milliseconds (ms) or increase ≥100 ms increase in 24 hours after SD or significant arrhythmia in this period; Gr ≥3 nonhematologic toxicity (tox), excluding Gr 3 hypersensitivity, hypertension, injection-site reaction, arthralgia/myalgia, asthenia/fatigue, diarrhea w/out loperamide/nausea/vomiting w/out antiemetic and transient aminotransferase elevation. SD tox=delay \>1 week in ramucirumab (RAM) dose or omission of 1 dose of RAM or 2 paclitaxel doses due to tox in Cy 1 or delay \>2 weeks between Cy 1 and Cy 2 due to persistent tox.

Time frame: Cycle 1 of 28-day cycle

Population: All enrolled participants who complete the first cycle of study drug or discontinued study drug due to a DLT during Cycle 1.

ArmMeasureValue (NUMBER)
Ramucirumab + PaclitaxelNumber of Participants With a Dose-Limiting Toxicity (DLT) During Cycle 10 participants
Primary

Number of Participants With Adverse Events (AEs)

The number of participants who experienced AEs of any grade, AEs of Grade ≥3 or AEs resulting in death that were considered to be related to ramucirumab \[RAM (IMC-1121B)\] or paclitaxel (PAC). A summary of serious adverse events (SAEs) and all other non-SAEs, regardless of causality, is located in the Reported Adverse Events module.

Time frame: Up to 47 weeks post baseline

Population: All enrolled participants who received any quantity of study drug.

ArmMeasureGroupValue (NUMBER)
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)RAM-Related AEs Any Grade6 participants
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)PAC-Related AEs Any Grade6 participants
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)RAM-Related AEs Any Grade ≥32 participants
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)PAC-Related AEs Any Grade ≥34 participants
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)RAM-Related AEs Resulting in Death0 participants
Ramucirumab + PaclitaxelNumber of Participants With Adverse Events (AEs)PAC-Related AEs Resulting in Death0 participants
Primary

Number of Participants With Serious Adverse Events (SAEs)

The number of participants who experienced SAEs that were considered to be related to ramucirumab \[RAM (IMC-1121B)\] or paclitaxel (PAC). A summary of SAEs and all other non-SAEs, regardless of causality, is located in the Reported Adverse Events module.

Time frame: Up to 47 weeks post baseline

Population: All enrolled participants who received any quantity of study drug.

ArmMeasureGroupValue (NUMBER)
Ramucirumab + PaclitaxelNumber of Participants With Serious Adverse Events (SAEs)RAM-Related SAEs2 participants
Ramucirumab + PaclitaxelNumber of Participants With Serious Adverse Events (SAEs)PAC-Related SAEs2 participants
Secondary

Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 1

AUC from time 0 to infinity (0-∞) after a single dose of ramucirumab (IMC-1121B).

Time frame: Cycle 1 Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable AUC0-∞ values.

ArmMeasureValue (MEAN)
Ramucirumab + PaclitaxelRamucirumab Area Under the Concentration Time Curve (AUC) for Cycle 134100 micrograms*hour/milliliter (µg*h/mL)
Secondary

Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 2

AUC within the dosing interval (0-τ) after multiple doses of ramucirumab (IMC-1121B).

Time frame: Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable AUC 0-τ values.

ArmMeasureValue (MEAN)Dispersion
Ramucirumab + PaclitaxelRamucirumab Area Under the Concentration Time Curve (AUC) for Cycle 241900 micrograms*hour/milliliter (µg*h/mL)Standard Deviation 951
Secondary

Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 3

Due to the sparse pharmacokinetic sampling ramucirumab (IMC-1121B) AUC within the dosing interval (0-τ) could not be calculated in Cycle 3.

Time frame: Cycle 3: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Area Under the Concentration Time Curve (AUC) for Cycle 4

Due to sparse pharmacokinetic sampling AUC within the dosing interval (0-τ) for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.

Time frame: Cycle 4: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Clearance (CL) for Cycle 2

CL \[the volume of plasma or serum cleared of ramucirumab (IMC-1121B) per unit time\] at steady state after multiple doses of ramucirumab (IMC-1121B).

Time frame: Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable CL values.

ArmMeasureValue (MEAN)Dispersion
Ramucirumab + PaclitaxelRamucirumab Clearance (CL) for Cycle 20.0136 liters/hour (L/h)Standard Deviation 0.000342
Secondary

Ramucirumab Clearance (CL) for Cycle 3

Due to sparse pharmacokinetic sampling CL could not be calculated for ramucirumab (IMC-1121B) in Cycle 3.

Time frame: Cycle 3: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Clearance (CL) for Cycle 4

Due to sparse pharmacokinetic sampling CL for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.

Time frame: Cycle 4: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Clearance (CL) or Cycle 1

CL \[the volume of plasma or serum cleared of ramucirumab (IMC-1121B) per unit time\] after a single dose of ramucirumab (IMC-1121B).

Time frame: Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable CL values.

ArmMeasureValue (MEAN)
Ramucirumab + PaclitaxelRamucirumab Clearance (CL) or Cycle 10.0166 liters/hour (L/h)
Secondary

Ramucirumab Half-Life (t1/2) for Cycle 1

Terminal t1/2 (the time it takes for the concentration of ramucirumab (IMC-1121B) in plasma or serum to decline by 50%) after a single dose of ramucirumab (IMC-1121B).

Time frame: Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable t1/2 values.

ArmMeasureValue (MEDIAN)
Ramucirumab + PaclitaxelRamucirumab Half-Life (t1/2) for Cycle 1190 hours (h)
Secondary

Ramucirumab Half-Life (t1/2) for Cycle 2

Terminal t1/2 \[the time it takes for the concentration of ramucirumab (IMC-1121B) in plasma or serum to decline by 50%\] after multiple doses of ramucirumab(IMC-1121B).

Time frame: Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable t1/2 values.

ArmMeasureValue (MEDIAN)
Ramucirumab + PaclitaxelRamucirumab Half-Life (t1/2) for Cycle 2218 hours (h)
Secondary

Ramucirumab Half-Life (t 1/2) for Cycle 3

Due to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) t1/2 could not be calculated in Cycle 3.

Time frame: Cycle 3: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Half-Life (t 1/2) for Cycle 4

Due to sparse pharmacokinetic sampling t1/2 for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.

Time frame: Cycle 4: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 1

Cmax after a single dose of ramucirumab (IMC-1121B).

Time frame: Cycle 1 Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable Cmax values.

ArmMeasureValue (MEAN)Dispersion
Ramucirumab + PaclitaxelRamucirumab Maximum Serum Concentration (Cmax) for Cycle 1176 micrograms/milliliter (µg/mL)Standard Deviation 46.6
Secondary

Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 2

Cmax after multiple doses of ramucirumab (IMC-1121B).

Time frame: Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable Cmax values.

ArmMeasureValue (MEAN)Dispersion
Ramucirumab + PaclitaxelRamucirumab Maximum Serum Concentration (Cmax) for Cycle 2284 micrograms/milliliter (µg/mL)Standard Deviation 39.7
Secondary

Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 3

Due to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) Cmax could not be calculated in Cycle 3.

Time frame: Cycle 3: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Maximum Serum Concentration (Cmax) for Cycle 4

Due to sparse pharmacokinetic sampling ramucirumab (IMC-1121B) Cmax could not be calculated in Cycle 4.

Time frame: Cycle 4: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 1

Vss \[distribution of ramucirumab (IMC-1121B) in the body at steady state\] after a single dose of ramucirumab (IMC-1121B).

Time frame: Cycle 1: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: All enrolled participants who received any quantity of study drug and had evaluable Vss values.

ArmMeasureValue (MEAN)
Ramucirumab + PaclitaxelRamucirumab Steady State Volume of Distribution (Vss) for Cycle 13.27 liters (L)
Secondary

Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 2

Vss \[distribution of ramucirumab (IMC-1121B) in in the body at steady state\] is not calculated for multiple doses of ramucirumab (IMC-1121B).

Time frame: Cycle 2: Pre-infusion, Days 1, 2, 3, 5, 8, 12, and 15 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 3

Due to sparse pharmacokinetic sampling Vss for ramucirumab (IMC-1121B) could not be calculated in Cycle 3.

Time frame: Cycle 3: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Ramucirumab Steady State Volume of Distribution (Vss) for Cycle 4

Due to sparse pharmacokinetic sampling Vss for ramucirumab (IMC-1121B) could not be calculated in Cycle 4.

Time frame: Cycle 4: Pre-infusion, Day 1 of 28-day cycle

Population: Zero participants were analyzed.

Secondary

Serum Anti-Ramucirumab Antibody Assessment (Immunogenicity)

The percentage of participants who were treatment-emergent positive for anti-ramucirumab (IMC-1121B) antibodies.

Time frame: Cycle 1 through Cycle 5 (28-day cycles)

Population: All enrolled participants who received at least 1 dose of study drug and were analyzed for anti-ramucirumab (IMC-1121B) antibodies.

ArmMeasureValue (NUMBER)
Ramucirumab + PaclitaxelSerum Anti-Ramucirumab Antibody Assessment (Immunogenicity)0 percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026