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Bone MetastasisPhase 1NCT02673060

A Trial of MBC-11 in Patients With CIBD

A Phase 1 study testing MBC-11 in people with Bone Metastasis, run by Osteros Biomedica Ltd.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study evaluates MBC-11 (a conjugate of a bone-targeting vehicle (etidronate) and a cytostatic agent [ara-C] in patients with malignant tumors with CIBD. This is a first use in human. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Bone Metastasis
What is being tested?
MBC-11
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
16 participants
Where
No sites listed yet
Study dates
Jul 2014to Dec 2015
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically confirmed malignant tumor (breast cancer, prostate cancer etc)
  • Bone metastases, documented by radiographs, bone scan
  • No available standard chemotherapy or no indication for chemotherapy at the time of screening
  • Eastern Cooperative Oncology Group [ECOG] status 0-2
  • Adequate bone marrow function (hemoglobin ≥ 9 g/dL with or without transfusion requirement, absolute neutrophil count ≥ 1500/mm3, and platelets ≥ 75,000/mm3)
  • Adequate liver function (bilirubin ≤ 2 x Upper Limit of Normal [ULN], Alanine aminotransferase [ALT] ≤ 2.5 x ULN).
  • Adequate renal function (creatinine ≤ 1.5 x ULN) and creatinine clearance ≥ 50 mL/min [measured or calculated by nomogram]).

Who cannot join

  • Systemic chemotherapy and/or investigational therapy within the previous 4 weeks
  • Fracture ≤ 6 month prior the inclusion in the study
  • Brain metastasis
  • Serum calcium levels < 8.5 mg/dL (< 2.2 mmol/L)

About this study

Official title: A Phase 1 Multicenter, Open-label, Dose-escalation Trial of MBC-11, an Etidronate-ara-C Conjugate in Patients With Malignant Tumors With Cancer-induced Bone Disease (CIBD)

This study evaluates MBC-11 (a conjugate of a bone-targeting vehicle (etidronate) and a cytostatic agent [ara-C] in patients with malignant tumors with CIBD. This is a first use in human.

Read the detailed description

A standard "3+3" dose escalation design to determine Maximum Tolerated Dose with consecutive different dose level cohort recruitment.

The following dose levels to be investigated: 0.5 mg/kg, 1.0 mg/kg, 2.5 mg/kg, 5.0 mg/kg, 10 mg/kgm 20 mg/kg. The study for each patient consists of 14-days screening period, single dose administration of MBC-11 followed by 7-day safety monitoring and then 2 cycles of multiple use of MBC-11 (28 days each cycle, study drug is administered at Days1-5). In case of partial metabolic reaction/stable metabolic reaction therapy maybe prolonged up to 4 cycles (at investigator and sponsor consideration)

Conditions
Bone Metastasis
Being tested
MBC-11

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MBC-11Drug

    0.5 mg/kg-10 mg/kg , IV (in the vein) on day 1-5 of each 28 day cycle. Number of cycles: 2, in case of partial metabolic reaction or stable metabolic reaction - up to 4.

Study groups in NCT02673060
Study groupRoleWhat they receive
dose escalation of MBC-11ExperimentalMBC-11 was administered in 5 consecutively recruited cohort in dose 0.5 mg/kg, 1 mg/kg, 2.5 mg/kg, 5 mg/kg,10 mg/kg accordingly. The dose escalation is aimed at determining the maximum tolerated dose (MTD)
Receives: Drug: MBC-11

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Incidence of Treatment-Emergent Adverse Events

    evaluation of adverse events, physical examination, laboratory parameters

    Measured: up to 20 weeks

  2. Dose Limiting Toxicity [DLT]

    dose limiting toxicity is graded according to NCI CN CFT version 4

    Measured: up to 20 weeks

  3. Maximum tolerated dose

    Measured: up to 20 weeks

Secondary outcomes (7)
  1. Maximum Plasma Concentration [Cmax] of MBC-11

    Cmax will be evaluated during Cycle 1

    Measured: 5 weeks

  2. Pharmacodynamic parameters

    Levels of bone turnover markers is measured

    Measured: up to 20 weeks

  3. Fluorodeoxyglucose positron emission tomography-computed tomography [FDG PET-CT] response after cycle 2 and cycle 4 therapy

    Response rate according to Positrone Emission Tomography Response Criteria in Solid Tumors [PERCIST] criteria using FDG PET/CT

    Measured: up to 20 weeks

  4. Maximum Plasma Concentration [Cmax] of etidronate

    pharmacokinetics [PK] assessment of MBC-11 metabolite

    Measured: 5 weeks

  5. Maximum Plasma Concentration [Cmax] of ara-U

    PK assessment of MBC-11 metabolite

    Measured: 5 weeks

  6. Peak time [Tmax] for MBC-11

    PK parameters assessment of study drug

    Measured: 5 weeks

  7. Peak time [Tmax] for etidronate

    PK assessment of MBC-11metabolite

    Measured: 5 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted3 Feb 2016 (estimated)
  2. Study startJul 2014
  3. Primary completionNov 2015
  4. Study completionDec 2015

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
16 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02673060
Sponsor's protocol ID
OB-MBC-01
Status last verified
Mar 2016
First submitted
22 Jan 2016
Last updated
29 Mar 2016
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Zinnen SP, Karpeisky A, Von Hoff DD, Plekhova L, Alexandrov A. First-in-Human Phase I Study of MBC-11, a Novel Bone-Targeted Cytarabine-Etidronate Conjugate in Patients with Cancer-Induced Bone Disease. Oncologist. 2019 Mar;24(3):303-e102. doi: 10.1634/theoncologist.2018-0707. Epub 2018 Nov 9.

    PubMed 30413669

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing MBC-11 in people with Bone Metastasis, run by Osteros Biomedica Ltd.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 29 Mar 2016. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Incidence of Treatment-Emergent Adverse Events (time frame: up to 20 weeks). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02673060, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 29 Mar 2016.

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