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Solid TumorPhase 1NCT03057145

Combination Study of Prexasertib and Olaparib in Patients With Advanced Solid Tumors

A Phase 1 study testing Prexasertib and Olaparib in people with Solid Tumor, run by Geoffrey Shapiro, MD, PhD at 1 site in United States.

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 research study is studying a combination of targeted therapies as a possible treatment for Advanced Solid Tumors. The study interventions involved in this study are: LY2606368 Olaparib Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Solid Tumor
What is being tested?
Prexasertib and Olaparib
Could I receive a placebo?
No, everyone receives an active treatment
How many people
29 participants
Where
1 siteUnited States
Study dates
10 Mar 2017to 9 Jun 2021
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

  • Written informed consent obtained prior to any study-specific procedures not considered part of routine medical care.
  • For enrollment to expansion cohort 2, patients must have high-grade serous ovarian or fallopian tube cancer and documentation of BRCA1 or BRCA2 mutation by a CLIA certified lab.
  • Patients must have measurable disease by RECIST version 1.1. Measurable disease is defined as at least one dimension (longest diameter to be recorded for non-nodal lesions and short axis for nodal lesions) as ≥ 20mm (≥ 2cm) with conventional techniques or as ≥ 10mm (≥ 1cm) with spiral computed tomography (CT) scan, MRI, or calipers by clinical exam. See Section 11 for the evaluation of measurable disease.
  • There are no limits on prior lines of therapy; however, patients must have recovered to eligibility levels from prior toxicity or adverse events as a result of previous treatment prior to entering the study (except alopecia).
  • Age ≥18 years, as no dosing or adverse event data are currently available on the use of prexasertib in combination with olaparib in patients < 18 years of age, children are excluded from this study.
  • ECOG performance status 0-1. PERFORMANCE STATUS CRITERIA.
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  • Patients must have normal organ and marrow function as defined below:
  • absolute neutrophil count ≥ 1,500/microliters
  • platelets ≥ 100,000/microliters
  • white blood cells (WBC) ≥ 3 x 109/L
  • hemoglobin ≥ 10 g/dL
  • total bilirubin ≤ 1.5 x institutional upper limit of normal (ULN)
  • AST(SGOT)/ALT(SGPT) ≤2.5 x institutional ULN or ≤ 5 x institutional ULN in the setting of liver mets
  • creatinine ≤ 1.5X institutional ULN OR
  • creatinine clearance ≥60 mL/min by Cockcroft-Gault equation for participants with creatinine levels above institutional normal.
  • The effects of prexasertib and olaparib on the developing human fetus are unknown. For this reason, women of childbearing potential and male patients with partners of childbearing potential must agree to use two highly effective forms of contraception (see Section 5.5.2) prior to study entry, for the duration of study participation, and for 3 months after completion of study. Men treated or enrolled on this protocol must also agree to use adequate contraception prior to the study, for the duration of study participation, and for 3 months after completion of prexasertib and olaparib administration. Should a woman become pregnant or suspect she is pregnant while she or her partner is participating in this study, she should inform her treating physician immediately.
  • Women of childbearing potential enrolling on study must have a negative serum pregnancy test prior to registration.
  • Childbearing potential is defined as women who are not postmenopausal (defined as amenorrheic for ≥ 12 months following cessation of any exogenous hormonal treatments; LH and FSH levels in the postmenopausal range for women under 50; radiation-induced oophorectomy with last menses > 12 months prior; or chemotherapy-induced menopause with last menses > 12 months prior) or surgically sterile (bilateral oophorectomy or hysterectomy).
  • Ability to understand and the willingness to sign a written informed consent document. Patients must be willing and able to comply with the protocol for the duration of the study including undergoing treatment and scheduled visits and examinations.
  • Patients must be able to tolerate oral medications and not have gastrointestinal processes that would preclude absorption of olaparib.

Who cannot join

  • Patients who have had chemotherapy or radiotherapy within 3 weeks (6 weeks for nitrosoureas or mitomycin C) prior to entering the study. Patients who have received prior PARP inhibitor will not be excluded. Patients who have received prior CHK1 inhibitor will be excluded.
  • Participants who have undergone major surgery within 14 days of starting the study treatment, or participants who have not recovered to baseline status from the effects of surgery received more than 14 days prior.
  • Patients who are receiving any other investigational agents.
  • Patients with known brain metastases or carcinomatous meningitis are excluded from this clinical trial, with the exception of patients with brain metastatic disease that has previously been treated and remained stable on MRI ≥ 2 months prior to enrollment, without steroids or anti-epileptic medications. These patients may be enrolled at the discretion of the Principal Investigator.
  • History of allergic reactions attributed to compounds of similar chemical or biologic composition to prexasertib or olaparib.
  • Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, uncontrolled seizures, myocardial infarction within the past 3 months, superior vena cava syndrome, unstable spinal cord compression (untreated and unstable for at least 28 days prior to study entry), or psychiatric illness/social situations that would limit compliance with study requirements. Additionally, patients with other co-morbid disease or metabolic dysfunction that would render the subject at high risk for treatment complications may be excluded at the discretion of the Principal Investigator in the interest of patient safety.
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  • The effects of prexasertib and olaparib on the developing human fetus are unknown. For this reason, pregnant women are excluded from this study. Because there is an unknown but potential risk for adverse events in nursing infants secondary to treatment of the mother with prexasertib and olaparib, breastfeeding women are also excluded.
  • Known HIV-positive participants on combination antiretroviral therapy are ineligible because of the potential for pharmacokinetic interactions with prexasertib and olaparib. In addition, these participants are at increased risk of lethal infections when treated with marrow-suppressive therapy.
  • Participants with known active Hepatitis B or C.
  • Participants who have received a previous allogeneic bone marrow transplant.
  • Consistent QTc > 470 msec on more than one screening ECGs. Patients with a history of long QTc syndrome or personal or family history of ventricular arrhythmias will be excluded.
  • Participants with involvement in the planning and/or conduct of the study (applies to both AstraZeneca staff and/or staff at the study site).
  • Participants receiving any medications or substances that are strong or moderate inhibitors or inducers of CYP3A4 are ineligible. Please see Section 5.5.1 for further detail and required washout periods. Because the lists of these agents are constantly changing, it is important to regularly consult a frequently updated list such as http://medicine.iupui.edu/clinpharm/ddis/table.aspx; medical reference texts such as the Physicians' Desk Reference may also provide this information. As part of the enrollment/informed consent procedures, the patient will be counseled on the risk of interactions with other agents, and what to do if new medications need to be prescribed or if the patient is considering a new over-the-counter medicine or herbal product.
  • Participants with a history of myelodysplastic syndrome or acute myeloid leukemia.
  • Participants with evidence of pneumonitis on scans at screening will be excluded due to pulmonary toxicities associated with olaparib

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Dana Farber Cancer Institute

    Boston, Massachusetts, 02215

Other trials in United States

About this study

Official title: Phase 1 Combination Study of Prexasertib (LY2606368), CHK1 Inhibitor, and Olaparib, PARP Inhibitor, in Patients With Advanced Solid Tumors

This research study is studying a combination of targeted therapies as a possible treatment for Advanced Solid Tumors.

The study interventions involved in this study are:

  • LY2606368
  • Olaparib
Read the detailed description

This research study is a Phase I clinical trial, which tests the safety of an investigational intervention and also tries to define the appropriate dose of the investigational intervention to use for further studies. "Investigational" means that the intervention is being studied.

The FDA (the U.S. Food and Drug Administration) has not approved LY2606368 as a treatment for any disease.

The FDA (the U.S. Food and Drug Administration) has approved Olaparib for ovarian cancer but it has not been approved for other uses.

LY2606368 is a checkpoint kinase 1 (CHK1) inhibitor that is being developed as a treatment for patients with advanced cancer. CHK1 inhibitors work by preventing the cancer cells from being able to repair damaged DNA (one of the building blocks of a cell) which then leads to cell death.

Olaparib is a poly (ADP-ribose) polymerase (PARP) inhibitor. PARP is a protein in the body that repairs damage to DNA. In cells that are rapidly growing such as cancer cells, blocking repair of DNA may be of benefit, since it will cause the cell to die.

In this research study, the investigators are combining LY2606368 with Olaparib in the hopes that it will be a safe combination and that the LY2606368 will enhance how the cancer will respond to Olaparib. In previous laboratory studies performed by treating cancer cells with a CHK1 inhibitor and a PARP inhibitor, it was found that the CHK1 inhibitor was successful in increasing efficacy.

Conditions
Solid Tumor
Being tested
Prexasertib, Olaparib
Keywords
Solid Tumor

What participants receive

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

  • PrexasertibDrug

    Also called LY2606368

    LY2606368 is a checkpoint kinase 1 (CHK1) inhibitor that is being developed as a treatment for patients with advanced cancer

  • OlaparibDrug

    Also called Lynparza

    Olaparib is a poly (ADP-ribose) polymerase (PARP) inhibitor.

Study groups in NCT03057145
Study groupRoleWhat they receive
Prexasertib Combine with OlaparibExperimental* Olaparib will be administered orally on an intermittent schedule during each 28-day cycle. Exact administration schedule will depend on assigned dose level. * Prexasertib will be administered intravenously on Days 1 and 15 of a cycle
Receives: Drug: Prexasertib; Drug: Olaparib

What is being measured

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

  1. Maximum Tolerated Dose

    Number of participants with treatment-related adverse events as assessed by CTCAE v4.0

    Measured: 2 months

Secondary outcomes (6)
  1. Dose Limiting Toxicity as assessed by CTCAEv4.0

    Measured: 1 month

  2. Pharmacokinetic Sampling - Peak Plasma Concentration (Cmax)

    Measured: 2 months

  3. Pharmacokinetic Sampling - Area Under the Plasma Concentration versus Time Curve (AUC)

    Measured: 2 months

  4. Anti-Tumor Effects Of The Combination Of Prexasertib And Olaparib by RECIST 1.1

    Measured: 2 months

  5. Phospho-CDK Expression In Tumor Biopsies As A Marker Of Prexasertib Effect And Downstream Marker Of Target Engagement

    Measured: 1 month

  6. RAD51 Focus Formation and γ-H2AX Expression in tumor biopsies Post-Olaparib And Post-Combination Treatment as a marker of DNA damage

    Measured: 1 month

Timeline

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

  1. First posted17 Feb 2017
  2. Study start10 Mar 2017
  3. Primary completion25 Feb 2020
  4. Study completion9 Jun 2021

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
29 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03057145
Sponsor's protocol ID
16-573
Status last verified
Sep 2021
First submitted
10 Feb 2017
Last updated
2 Sep 2021
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Smith G, Alholm Z, Coleman RL, Monk BJ. DNA Damage Repair Inhibitors-Combination Therapies. Cancer J. 2021 Nov-Dec 01;27(6):501-505. doi: 10.1097/PPO.0000000000000561.

    PubMed 34904813

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Prexasertib and Olaparib in people with Solid Tumor, run by Geoffrey Shapiro, MD, PhD 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 20 inclusion and 15 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 2 Sep 2021. 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 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?

Maximum Tolerated Dose (time frame: 2 months). 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 NCT03057145, 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 2 Sep 2021.

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