| Primary | Maximum Tolerated Dose (MTD) of MEDI-551 | The Maximum Tolerated Dose, defined as the highest dose where less than or equal to (<= 1) out of 6 subjects experiences a dose limiting toxicity (DLT) during the DLT evaluation period (Day 1 to Day 28 of Cycle 1) or the highest protocol specified dose not exceeding MTD. | Evaluable Population for DLT included all participants in the dose escalation portion who received all protocol assigned doses and completed safety follow-up during the first 28-day period of therapy, or experienced a DLT during the DLT evaluation period. | Posted | | Number | | mg/kg | | Day 1 to Day 28 of Cycle 1 (28-day cycle) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
| | | Title | Denominators | Categories |
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| | | Title | Measurements |
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| - OG000NAThe study was terminated before the MTD was reached.
- OG001NAThe study was terminated before the MTD was reached.
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| Primary | Number of Participants With Treatment-Emergent Adverse Events (TEAEs) or Treatment-Emergent Serious Adverse Events (TESAEs) | An Adverse Event (AE) is any unfavourable and unintended signs, symptoms, or diseases temporally associated with use of study drug, whether or not considered related to study drug. SAE is any AE that resulted in death, inpatient hospitalization or prolongation of existing hospitalization, persistent or significant disability or incapacity, life-threatening, a congenital anomaly/birth defect, or an important medical event. TEAEs are defined as AEs present at baseline that worsened in intensity after administration of study drug, or events absent at baseline that emerged after administration of study drug, up to 90 days after the end of treatment (EOT). | As-treated Population included all participants who were treated with study drug. | Posted | | Count of Participants | | Participants | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Primary | Number of Participants With Treatment-Emergent Adverse Events (TEAEs) Related to Clinical Laboratory Abnormalities | An abnormal laboratory findings that was judged by the investigator to be medically significant was reported as an AE. TEAEs were 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, for the period extending to 90 days after the end of study drug. | As-treated Population included all participants who were treated with study drug. | Posted | | Count of Participants | | Participants | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Primary | Number of Participants With Treatment-Emergent Adverse Events (TEAEs) Related to Vital Signs, Physical Findings Abnormalities | Vital signs included parameters such as blood pressure, temperature, respiratory rate, and pulse oximetry. An abnormal vital signs and physical findings that was judged by the investigator to be medically significant was reported an AE. TEAEs were 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, for the period extending to 90 days after the end of study treatment. | As-treated Population included all participants who were treated with study drug. | Posted | | Count of Participants | | Participants | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Primary | Number of Participants With Best Overall Response | The best overall response was calculated, based upon the disease assessments recorded during the study visits, and summarized with the number of participants for the following categories: complete response (disappearance of all evidence of disease), partial response (regression of measurable disease and no new sites), stable disease (SD), progessive disease (PD), and non- evaluable (NE). | As-treated Population included all participants who were treated with study drug. | Posted | | Count of Participants | | Participants | | Day 1 to Day 28 of Cycle 13 (28-day cycle) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Mean Peak and Trough Concentrations of MEDI551 | The mean peak and Trough concentration of MEDI551 were observed. Peak is the end of infusion measurement and the Trough is the pre-dose measurement. | As-treated Population included all participants who were treated with study drug. | Posted | | Mean | Standard Deviation | mcg/mL | | End of Infusion (EOI) of Cycle 1 Day 1; Pre-dose and EOI of C1D8, C2D1, C3D1 and C4D1 | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Mean Peak and Trough Concentrations of MEDI0680 | The mean peak and Trough concentration of MEDI0680 were observed. Peak is the end of infusion measurement and the Trough is the pre-dose measurement. | As-treated Population included all participants who were treated with study drug. | Posted | | Mean | Standard Deviation | mcg/mL | | EOI of Cycle 1 Day 2; Pre-dose and EOI of C1D15, C2D1, C3D1 and C4D1 | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Terminal Half-Life (t1/2) of MEDI551 | Terminal phase elimination half-life (t1/2) is the time required for half of the drug to be eliminated from the serum. | As-treated Population included all participants who were treated with study drug. | Posted | | Mean | Full Range | h | | EOI of Cycle 1 Day 1; Pre-dose and EOI of C1D8, C2D1, C3D1 and C4D1 | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Terminal Half-Life (t1/2) of MEDI0680 | Terminal phase elimination half-life (t1/2) is the time required for half of the drug to be eliminated from the serum. | As-treated Population included all participants who were treated with study drug. | Posted | | Median | Full Range | h | | EOI of Cycle 1 Day 2; Pre-dose and EOI of C1D15, C2D1, C3D1 and C4D1 | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Number of Participants With Positive Anti-Drug Antibodies (ADA) for MEDI-551 and MEDI0680 | A participant was considered ADA-positive across the study if they had a positive reading (titer of 50 or higher) at any time point during the study. | As-treated Population included all participants who were treated with study drug. | Posted | | Number | | Participants | | 30 min prior to infusion of MEDI-551 on Day 1 of Cycles 1, 2, 6, 9, and 12 and up to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Duration of Complete Response | Duration of Complete Response defined as time from start of first documented Complete Response [CR] to the time of disease progression or death, whichever occurs first. Only participants who have achieved complete response assessed by investigator were evaluated. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Number of Participants With Disease Control | Disease control includes CR (disappearance of all evidence of disease), PR (regression of measurable disease and no new sites), or SD for at least 8 weeks. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Duration of Disease Control | Duration of disease control is defined as the time period from the start of disease control event to the event of disease progression. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Progression-free Survival (PFS) | Progression-free survival (PFS) is defined as the time from the start of study drug administration until the first documentation of disease progression or death due to any cause, whichever occurs first. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Overall Survival (OS) | Overall survival defined as the time from the start of study drug administration until death due to any cause. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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| Secondary | Time to Response (TTR) | Time to response (TTR) defined as the time from the start of study drug administration until the first documentation of disease response. Only participants who have achieved objective response (confirmed CR or confirmed PR) assessed by investigator were evaluated for TTR. | As-treated Population included all participants who were treated with study drug. This parameter was not analyzed as study was discontinued before sufficient data could be collected. | Posted | | | | | | From treatment administration to 90-days after last dose of study drug (up to approximately 2 years) | | | | ID | Title | Description |
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| OG000 | MEDI-551 12 mg/kg and MEDI0680 2.5 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 2.5 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. | | OG001 | MEDI-551 12 mg/kg and MEDI0680 10 mg/kg | Participants received IV infusion of MEDI-551 12 mg/kg on Days 1 and 8 of Cycle 1 and Day 1 of Cycle 2 through Cycle 13 (each cycle of 28 days) and IV infusion of MEDI0680 10 mg/kg on Days 2 and 15 of Cycle 1 and Days 1 and 15 of Cycle 2 through Cycle 13. |
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