BI 836845
DrugIntravenous infusion once every week
Other names: Xentuzumab
NCT Number: NCT01403974
This study is a phase I, open-label, dose escalation trial to determine the maximum tolerated dose (MTD) or the relevant biological dose (RBD) in the absence if a MTD of a new drug BI 836845 which blocks the insulin-like growth factor (IGF) pathway believed to be involved in cancer growth. BI 836845 will be administered for the very first time into cancer patients.
The study will also look at the overall safety of the drug, and examine the drug levels in the body at specific timepoints during the trial (pharmacokinetic profile); the effect the drug may have on tumours will also be examined (pharmacodynamics).
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Notify Me18 year and older
All sexes
Interventional
Phase 1
China Medical University Hospital, Taichung, Taiwan
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Intravenous infusion once every week
Other names: Xentuzumab
Time frame: During the first course of treatment, up to 21 days
In the absence of MTD, the relevant biological dose (RBD) of BI 836845 during the first treatment course of the dose escalation phase was reported. The MTD was defined as the highest dose level of BI 836845 at which no more than 1 out of 6 patients experienced a drug related dose limiting toxicity (DLT) during the first course of treatment. Starting dose of 10 milligrams (mg) BI 836845, administered thrice every 3 weeks. Dose levels evaluated were: 10 mg, 20 mg, 40 mg, 60 mg, 90 mg, 135 mg, 200 mg, 300 mg, 450 mg, 600 mg, 800 mg, 1050 mg, 1400 mg and 1800 mg.
The BI 836845 dose which could achieve a plateau in total Insulin-like growth factor 1 (IGF-1) plasma concentrations was considered the RBD.
Time frame: During the first course of treatment, up to 21 days
Number of participants with DLTs occurring during the first treatment course of the dose escalation part. DLT was defined as drug-related adverse events meeting the criteria summarized below:
Time frame: First treatment administration until the earliest of disease progression, death, last adequate tumor assessment or the start of subsequent anti-cancer therapy. Up to 72 weeks.
Number of patients with the objective response (OR). Objective response was defined as best overall response of complete response (CR) or partial response (PR) (with no confirmation required) based on Response Evaluation Criteria In Solid Tumours (RECIST) version 1.1. CR was defined by the disappearance of all target lesions and PR was defined by a decrease of at least 30% in the sum of the diameter of target lesions taking the baseline sum diameters as reference. The best overall response was recorded since first administration of the trial medication and until the earliest of disease progression, death, last adequate tumor assessment or the start of subsequent anti-cancer therapy.
Time frame: First treatment administration until the earliest of disease progression, death, last adequate tumor assessment or the start of subsequent anti-cancer therapy. Up to 72 weeks.
Duration of objective response (days), defined as time from first objective response to the time to progression or death and was only calculated for patients with an objective response (with no confirmation required).
Time frame: First treatment administration until disease progression or last evaluable assessment in absence of progression; Up to 72 weeks
Number of patients with best overall response. Best overall response represented the best response (complete response - CR, partial response - PR, stable disease -SD, progressive disease - PD) a patient had during their time in the study from first administration of trial medication until the earliest date of progression, or the last evaluable assessment in the absence of progression or the start of subsequent anti-cancer therapy. CR was defined by the disappearance of all target lesions and PR was defined by a decrease of at least 30% in the sum of the diameter of target lesions taking the baseline sum diameters as reference. PD was defined as at least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study. SD was defined as neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD.
Time frame: First treatment administration until the earliest of disease progression, death, last adequate tumor assessment or the start of subsequent anti-cancer therapy. Up to 72 weeks.
Number of patients with Disease control. Disease control was defined as best overall response of CR, PR or SD >24 week, with no confirmation required.
Time frame: First treatment administration until tumour progression or death. Up to 72 weeks
PFS was evaluated only for cohort 2 (Biopsiable tumors) in expansion phase of the study. PFS was defined as the time from first treatment administration until tumour progression according to RECIST 1.1 or death from any cause, whichever occurred earlier. Median duration along with 95% confidence interval is based on Kaplan-Meier method.
Time frame: Up to 337 hours. Detailed timeframe is in the description.
Maximum measured concentration of the BI 836845 in plasma (Cmax). Geometric mean (gMean) and Geometric coefficient of variation (gCV) is presented for each course. As defined in the CTP, PK data is presented by BI 836845 dose level and was not collected for Course 4 part 2.
For Course 1 of part 1 and part 2, Course 2 part 1 and part 2, Course 3 part 2, Course 4 part 1 the following timeframe applies : At 0.083 hour before and 0.5, 1, 2, 4, 7, 24, 72*, 168, 169, 336 and 337 hours after infusion. * applies only to part 1 administration courses. In Course 3 of part 1 the following timeframe applies: At 0.083 hour before and 0.5, 1, 168, 169, 336 and 337 hours after infusion.
Time frame: Up to 337 hours. Detailed timeframe is in the description.
Time to maximum measured concentration of the BI 836845 in plasma (tmax). As defined in the CTP, PK data is presented by BI 836845 dose level and was not collected for Course 4 part 2.
For Course 1 of part 1 and part 2, Course 2 part 1 and part 2, Course 3 part 2, Course 4 part 1 the following timeframe applies : At 0.083 hour before and 0.5, 1, 2, 4, 7, 24, 72*, 168, 169, 336 and 337 hours after infusion. * applies only to part 1 administration courses. In Course 3 of part 1 the following timeframe applies: At 0.083 hour before and 0.5, 1, 168, 169, 336 and 337 hours after infusion.
Time frame: Up to 337 hours. Detailed timeframe is in the description.
Area under the plasma concentration-time curve from time 0 to 168 hours (AUC 0-168) of the BI 836845. As defined in the CTP, PK data is presented by BI 836845 dose level and was not collected for Course 4 part 2.
For Course 1 of part 1 and part 2, Course 2 part 1 and part 2, Course 3 part 2, Course 4 part 1 the following timeframe applies : At 0.083 hour before and 0.5, 1, 2, 4, 7, 24, 72*, 168, 169, 336 and 337 hours after infusion. * applies only to part 1 administration courses. In Course 3 of part 1 the following timeframe applies: At 0.083 hour before and 0.5, 1, 168, 169, 336 and 337 hours after infusion.
In the arm BI 836845 450 mg, data from 3 participants was available (15800, 20400 and 12700); as these 3 subjects represented less than 2/3 of the participants included in this course and this dose group, no descriptive statistics were presented in the Clinical Trial Report. The gMean and gCV values were calculated post hoc for ClinicalTrials.gov disclosure purpose only.
Time frame: First treatment administration until end of treatment plus residual effect period; Up to 74 weeks
Number of patients with adverse events (AEs) according to the grading as per National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version 4.03. The intensity of AEs was defined based on:
Boehringer Ingelheim
Industry
A Phase I Dose Escalation Trial of Weekly Intravenous Administrations of BI 836845 in Patients With Advanced Solid Cancers With Repeated Administrations in Patients Showing Clinical Benefit
OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.
View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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