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GlioblastomaPhase 1NCT01499251

Clinical Study on the Safety and Tolerability of Macitentan in Combination With Dose-dense Temozolomide in Patients With Recurrent Glioblastoma

A Phase 1 study testing Phase 1 Dose Escalation, Phase 1b and Ancillary Study in people with Glioblastoma, run by Actelion at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This is an open-label, single arm, Phase 1 study to assess the safety and tolerability of macitentan in combination with dose-dense temozolomide in adult patients with recurrent glioblastoma or gliosarcoma. The study is composed of three parts. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Glioblastoma
What is being tested?
Phase 1 Dose Escalation, Phase 1b and Ancillary Study
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
75 participants
Where
1 siteUnited States
Study dates
Jan 2012to Apr 2016
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 glioblastoma multiforme or gliosarcoma
  • Recurrent disease with an:
  • interval of at least 3 months following initial radiotherapy and temozolomide
  • interval of at least 3 weeks between end of surgery for recurrent disease and start of protocol therapy for patients who have undergone surgery for recurrent disease
  • KPS 60% or higher
  • Adequate bone marrow function Women of childbearing potential must have a negative serum beta-HCG pregnancy test documented within 14 days prior to study initiation.
  • Women of childbearing potential must agree to use two reliable methods of contraception from screening and up to 30 days after discontinuation of study treatment.
  • Males not naturally or surgically sterile, who have a female partner of childbearing potential, must agree to use two reliable methods of contraception from screening and up to 30 days after discontinuation of study treatment.

Who cannot join

  • Histology other than astrocytoma grade IV (GBM or gliosarcoma)
  • Tumor foci below the tentorium or or beyond the cranial vault
  • Glioblastoma or gliosarcoma disease with leptomeningeal spread
  • Patients with a history of any other cancer, unless in complete remission, and off all therapy for that disease for a minimum of 5 years
  • Elevated serum aspartate aminotransferase, alanine aminotransferase, or bilirubin (unless there is medical justification for bilirubin elevation, and aspartate aminotransferase, alanine aminotransferase, and alkaline phosphatase are normal)
  • Moderate to severe hepatic impairment
Show all 16Show fewer
  • Confirmed systolic blood pressure < 100 mmHg or diastolic blood pressure < 50 mmHg
  • History of orthostatic hypotension
  • Renal insufficiency or serum creatinine above the normal reference range
  • Prior chemotherapy for recurrent glioblastoma with nitrosourea compounds or bevacizumab
  • Prior focal radiotherapy
  • Severe, active co-morbidity (e.g. cardiac disease; respiratory disease; chronic hepatitis; hematological and bone marrow diseases; severe malabsorption)
  • No other active cancer
  • No concurrent cytochrome P450 3A4 inducers
  • No concurrent strong cytochrome P450 3A4 inhibitors
  • No other concurrent investigational agents

Trial locations and contacts

1 site in 1 country.

United States1 site
  • MD Anderson Cancer Center

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: A Phase 1/1b, Open-label Study in Patients With Recurrent Glioblastoma to Assess the Safety and Tolerability of Macitentan in Combination With Dose-dense Temozolomide

This is an open-label, single arm, Phase 1 study to assess the safety and tolerability of macitentan in combination with dose-dense temozolomide in adult patients with recurrent glioblastoma or gliosarcoma. The study is composed of three parts. A Phase 1 Dose Escalation Period with a traditional 3+3 design will determine the maximum tolerated dose of macitentan in combination with dose-dense temozolomide. A Phase 1b Period will expand the safety and tolerability data of two doses of macitentan and dose-dense temozolomide selected from the Dose Escalation Period and explore efficacy. An Ancillary Study will further evaluate the effects of macitentan on biomarkers in brain tumor tissue.

The study is planned to have a minimum duration of 12 months. The study will end when all patients (excluding those prematurely withdrawn or lost to follow-up) in each part of the study have completed a visit at month 12 and 30 days of safety follow-up.

Conditions
Glioblastoma
Being tested
Phase 1 Dose Escalation, Phase 1b, Ancillary Study
Keywords
glioblastoma
Medical subject headings
Glioblastoma

What participants receive

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

  • Phase 1 Dose EscalationDrug

    Also called dose-dense temozolomide, Macitentan

    Macitentan 30, 60, 90 mg or higher in 30 mg dose increments, given orally, up to 150 mg, then 225 mg, 300 mg and 375 mg, unless otherwise decided by the Safety Monitoring Committee. Dose-dense temozolomide 150 mg/m2 body surface area alternating 1 week on 1 week off.

  • Phase 1bDrug

    Also called Macitentan, dose-dense temozolomide

    Macitentan given orally and daily at doses/schedule determined from the dose escalation period. Dose-dense temozolomide 150mg/m2 body surface area alternating 1 week on 1 week off.

  • Ancillary StudyDrug

    Also called dose-dense temozolomide, Macitentan

    Macitentan dosed initially for 8-14 days prior to craniotomy, then treatment interrupted from time of craniotomy until 7 days before start of dose dense temozolomide therapy. dose-dense temozolomide 150 mg/m2 body surface area alternating 1 week on 1 week off.

Study groups in NCT01499251
Study groupRoleWhat they receive
MacitentanExperimentalMacitentan in combination with dose-dense temozolomide
Receives: Drug: Phase 1 Dose Escalation; Drug: Phase 1b; Drug: Ancillary Study

What is being measured

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

  1. To determine the maximum tolerated dose of macitentan in combination with dose-dense temozolomide

    Measured: Phase I Dose Escalation period (Dose-Limiting Toxicity from Baseline to 28 days for each dose level)

Secondary outcomes (6)
  1. Number of patients with treatment-emergent adverse events (AEs) and serious AEs

    for all study periods

    Measured: Participants will be followed up for the duration of combination treatment, an expected average of 9-12 months.

  2. Number of patients with AEs leading to premature discontinuation of study treatment

    for all study periods

    Measured: Participants will be followed up for the duration of combination treatment, an expected average of 9-12 months.

  3. Incidence of treatment-emergent* marked laboratory abnormalities

    for all study periods

    Measured: Participants will be followed up for the duration of combination treatment, an expected average of 9-12 months.

  4. Number of patients with treatment-emergent ECG abnormalities

    for all study periods

    Measured: Up to 30 days after discontinuation of macitentan

  5. Change from baseline in vital signs

    for all study periods: systolic and diastolic blood pressure [supine and standing], average of the two measurements and pulse rate.

    Measured: Up to 30 days after discontinuation of macitentan

  6. Occurrence of at least grade 2 ALT and/or AST elevation

    for all study periods

    Measured: Participants will be followed up for the duration of combination treatment, an expected average of 9-12 months.

Timeline

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

  1. First posted26 Dec 2011 (estimated)
  2. Study startJan 2012
  3. Primary completionJan 2016
  4. Study completionApr 2016

Why it stopped: Results did not clearly support continuing development in recurrent GBM

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
75 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01499251
Sponsor's protocol ID
AC-055-115
Status last verified
May 2016
First submitted
20 Dec 2011
Last updated
5 May 2016
Results posted
No
Data monitoring committee
No

Publications

  • Weathers SP, Rood-Breithaupt J, de Groot J, Thomas G, Manfrini M, Penas-Prado M, Puduvalli VK, Zwingelstein C, Yung WKA. Results of a phase I trial to assess the safety of macitentan in combination with temozolomide for the treatment of recurrent glioblastoma. Neurooncol Adv. 2021 Oct 2;3(1):vdab141. doi: 10.1093/noajnl/vdab141. eCollection 2021 Jan-Dec.

    PubMed 34693288

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Phase 1 Dose Escalation, Phase 1b and Ancillary Study in people with Glioblastoma, run by Actelion at 1 site in United States.

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 8 inclusion and 16 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: stopped early, as of the sponsor's last update on 5 May 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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 was stopped early (reason given: Results did not clearly support continuing development in recurrent GBM). Results are not available in the source record.

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?

To determine the maximum tolerated dose of macitentan in combination with dose-dense temozolomide (time frame: Phase I Dose Escalation period (Dose-Limiting Toxicity from Baseline to 28 days for each dose level)). 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 NCT01499251, 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 5 May 2016.

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