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Solid TumorPhase 2NCT03544723

Safety and Efficacy of p53 Gene Therapy Combined With Immune Checkpoint Inhibitors in Solid Tumors.

A Phase 2 study testing Ad-p53 in people with Solid Tumor and Lymphoma, run by MultiVir, Inc. at 3 sites in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a single arm Phase 2 study of the combination of adenoviral p53 (Ad-p53) gene therapy administered intra-tumorally with approved immune checkpoint inhibitors in patients with recurrent or metastatic cancers. Comparison will be made to historical data. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Solid Tumor, Lymphoma
What is being tested?
Ad-p53
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
40 participants
Where
3 sitesUnited States
Study dates
1 Oct 2018to 31 Dec 2022
Phase
Phase 2
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

  • Signed informed consent.
  • Male or female greater than or equal to 18 years of age (females of childbearing potential must be non-pregnant with a negative pregnancy test and non-lactating). Males and females must use contraception for the duration of the study.
  • Primary diagnosis must be histologically confirmed.
  • Progression or Recurrence of solid tumors or lymphoma suitable for anti-PD-1/anti-PD-L1 therapy.
  • As far as possible, all target lesions utilized for RECIST response determination should be suitable for ultra-sound, CT or endoscopic guided intra-tumoral injection. If all target lesions cannot be treated with Ad-p53, but the patient is otherwise suitable for the study, this should be reviewed with the Sponsor.
  • Patients entered on the study must have disease that that is evaluable for response using RECIST 1.1 criteria with a minimum measurable lesion size of the longest axis greater than or equal to 1.0 cm (CT/MRI) or greater than or equal to 2.0 cm (non-helical CT), or nodal shortest diameter greater than or equal to 1.5 cm by CT/MRI.
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  • No brain metastases or treated and stable brain metastases
  • ECOG Performance Status 0-1
  • Life expectancy greater than or equal to 6 months.
  • Adequate bone marrow and hepatic function as evidenced by the following:
  • ANC greater than or equal to 1500 cells/mm3
  • AST/SGOT and/or ALT/SGPT less than or equal to 3.0 x ULN
  • Alkaline phosphatase less than or equal to 5 x ULN
  • Platelet count greater than or equal to 100,000 cells/mm3
  • Hemoglobin ≥9.0 g/dL
  • Creatinine less than 2.0 mg/dL or creatinine clearance greater than or equal to 50 mL/min
  • Total bilirubin less than 1.5 x ULN
  • Serum albumin greater than or equal to 3.0 g/dL
  • Favorable tumor p53 biomarker profile as defined by wild type p53 gene sequence, or less than 20 percent p53 positive tumor cells by immunohistochemistry (IHC), or p53 gene mutations that will not inhibit normal p53 function such as gene deletions, truncations, or frame-shift mutations that result in non-functional p53 tetramerization. Mutant p53 gene profiles should be reviewed with the Sponsor to confirm eligibility.
  • Normal troponin blood levels.
  • Echo with normal ejection fractions.
  • QTcb less than or equal to 470 ms
  • Normal lung oxygen saturation by pulse oximeter.
  • Coagulation status should be suitable for intra-tumoral injections. Prothrombin Time (PT) less than or equal to 1.5 x ULN (or INR less than or equal to 1.3)*, Partial thromboplastin time (PTT) less than or equal to 1.5 x ULN* *Prolongation in INR, PT, and PTT when the result is from therapeutic anti-coagulation treatment are permitted for patients whose injectable lesions are cutaneous and/or subcutaneous such that direct pressure could be applied in the event of excessive bleeding.

Who cannot join

  • History of allergic reactions to any components of the treatments (Ad-p53 or immune checkpoint inhibitors).
  • Active alcohol dependence
  • Neuropathy of less than or equal to grade 2 CTCAE.
  • Except for ongoing treatment with anti-PD-1 or anti-PD-L1 which is permitted (see Inclusion Criterion #4 above), there should be no other antibody-based therapy, targeted small-molecule therapy, hormonal therapy, chemotherapy, radiation, biological or investigational therapy within 14 days of first administration of Study Treatment (C1D1). Subjects with prior cytotoxic or investigational products less than 2 weeks prior to trial treatment might be eligible after discussion between investigator and Sponsor, if toxicities from the prior treatment have been resolved to Grade 1 (NCI CTCAE). If a patient with HNSCC is receiving combination pembrolizumab plus chemotherapy, the first Ad-p53 Study Treatment should be administered 2 weeks following the completion of final chemotherapy treatments and 5 days before their next anti-PD-1/anti-PD-L1 scheduled dose. Ad-p53 intratumoral injections should not be given within 24 hours of immune checkpoint inhibitor infusions.
  • Prior additional malignancy within 2 years except for non-melanoma skin cancer, carcinoma in situ of the breast, oral cavity, cervix or other cancers, unless approved by the Sponsor.
  • Prior autologous or allogenic organ or tissue transplantation.
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  • Severe, active comorbidity, including any of the following:
  • Active clinically serious infection (grade 2 or greater, CTCAE) or requiring intravenous antibiotics at the time of study treatment.
  • Thrombotic or embolic event within the last 6 months unless approved by the Sponsor.
  • Bleeding or evidence or history of clinically significant bleeding diathesis or coagulopathy within the last 3 months
  • Uncontrolled hypertension despite treatment with anti-hypertensive medication (systolic blood pressure less than160 mmHg or diastolic blood pressure less than 100 mmHg)
  • Must not have active, known or suspected autoimmune disease or be immunosuppressed
  • Known acute or chronic hepatitis B or hepatitis C infection with signs of immunosuppression
  • Known significant immunodeficiency due to underlying illness (e.g. HIV/AIDS) and/or immunosuppressive medication including high-dose corticosteroids; HIV patients may be approved by the Sponsor if on treatment with appropriate viral titers.
  • Severe bleeding, hemoptysis, gastrointestinal hemorrhage, CNS bleeding, clinically significant hemorrhage or vaginal bleeding during the last 6 months
  • Active brain metastases or leptomeningeal metastases are not allowed
  • Subjects must not have evidence of autoimmune pneumonitis or inflammatory lung disease on CT scan and chest x-ray. Pneumonitis secondary to radiation scarring is permitted in the absence of dyspnea.
  • QTCb less than 470 ms
  • Systemic corticosteroid treatment for more than 6 months at doses above 10 mg prednisolone or equivalent before study entry
  • Psychological, familial, sociological or geographical or other condition which in the opinion of the investigator would not permit study follow-up or other compliance with the study protocol.
  • Subjects may not have target tumors for Ad-p53 injection adjacent to vital structures such as carotid arteries.

Trial locations and contacts

3 sites in 1 country.

Beatha H Sellman, MA contact

713-668-5684

bsellman@multivir.com

Kerstin B Menander, MD PhD contact

713-665-9058

kmenander@multivir.com

United States3 sites, 3 recruiting
  • Robert H. Lurie Comprehensive Cancer Center | Northwestern University

    Chicago, Illinois, 60611

    Stephan Anami, 312-695-2084, stephan.anami@northwestern.edu

    Victoria Villaflor, MD

    Recruiting
  • Rush University Cancer Center

    Chicago, Illinois, 60612

    Aaron Munoz, 312-563-8756, aaron_munoz@rush.edu

    Steffi Leung, 312-942-5183, Steffi_Leung@rush.edu

    Recruiting
  • Morristown Medical Center

    Morristown, New Jersey, 07960

    Missak Haigentz, MD, 973-971-7960

    Stephanie Beers, RN, 973-971-6283, Stephanie.Beers@atlantichealth.org

    Recruiting

Other trials in United States

About this study

Official title: A Phase 2, Multi-Center, Open Label Study to Evaluate Adenoviral p53 (Ad-p53) in Combination With Immune Checkpoint Inhibitor Therapy in Patients With Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma and Other Tumors Approved for Anti-PD-1 or Anti-PD-L1 Therapy

This is a single arm Phase 2 study of the combination of adenoviral p53 (Ad-p53) gene therapy administered intra-tumorally with approved immune checkpoint inhibitors in patients with recurrent or metastatic cancers. Comparison will be made to historical data. General safety and efficacy using RECIST 1.1 and Immune-Related Response Criteria as well as ECOG performance will be utilized.

Read the detailed description

This is a Phase 2 study of the combination of Ad-p53 administered intra-tumorally in combination with physician's choice of FDA approved immune checkpoint inhibitor therapy in patients with recurrent or metastatic cancers. This is a safety and efficacy study with a single cohort, consisting of the combination of Ad-p53 and infusions of immune checkpoint inhibitors. Immune checkpoint inhibitor treatments will be administered in accordance with FDA package inserts. Comparison will be made to historical data. General safety and preliminary efficacy will be determined using RECIST 1.1, ECOG status and Immune-Related Response Criteria. Biomarker testing of archival or fresh tissue is performed during the study. Enrollment will be up to 40 patients.

Being tested
Ad-p53
Keywords
immune checkpoint inhibitor, anti-PD-1, anti-PD-L1, immune therapy, squamous cell cancer, solid tumor, lymphoma, carcinoma, breast cancer triple negative, cervical cancer, gastric cancer, gastroesophageal junction cancer, esophageal cancer, head and neck squamous cell cancer, hepatocellular cancer, Hodgkin's disease, non-small cell lung cancer, small cell lung cancer, melanoma, merkel cell cancer
Medical subject headings
Lymphoma, Neoplasms, Squamous Cell, Carcinoma, Triple Negative Breast Neoplasms, Uterine Cervical Neoplasms, Stomach Neoplasms, Esophageal Neoplasms, Liver Neoplasms

What participants receive

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

  • Ad-p53Drug

    Also called anti-PD-1/anti-PD-L1, nivolumab, pembrolizumab, atezolizumab

    Antineoplastic, Monoclonal Antibody; PD-1/PD-L1 Inhibitors. Immunotherapy. Gene Therapy.

Study groups in NCT03544723
Study groupRoleWhat they receive
Ad-p53 with anti-PD-1/anti-PD-L1 100% of patientsExperimentalUp to 40 patients, all patients treated with intra-tumoral Ad-p53 (dose determined by tumor size) in combination with IV physician's choice of approved immune checkpoint inhibitor
Receives: Drug: Ad-p53

What is being measured

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

  1. The primary efficacy endpoint is objective response rate (ORR)

    Objective response rate will be evaluated by RECIST 1.1

    Measured: Change in tumor size at the end of Cycle 2 (each cycle is 28 days)

  2. Safety assessments of adverse events per CTCAE

    Safety evaluations will tabulate adverse events per CTCAE

    Measured: Signed Informed Consent through 30 Days following the final treatment

Secondary outcomes (2)
  1. Preliminary assessment of Duration of Response (DoR) by RECIST 1.1

    RECIST 1.1 will be used to determine Duration of Response (DoR)

    Measured: Day 1 through end of study, approximately 2 years

  2. Preliminary assessment of progression free survival (PFS) by RECIST 1.1

    RECIST 1.1 will be used to determine progression free survival

    Measured: Day 1 through end of study, approximately 2 years

Timeline

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

  1. First posted4 Jun 2018
  2. Study start1 Oct 2018
  3. Primary completion30 Jun 2022 (estimated)
  4. Study completion31 Dec 2022 (estimated)

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 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
Intratumoral Ad-p53 combined with approved immune checkpoint inhibitor
Masking
None (open label)
Enrolment
40 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03544723
Sponsor's protocol ID
Ad-p53-002
Status last verified
Jun 2020
First submitted
9 May 2018
Last updated
9 Jun 2020
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No: Journal articles and posters, no identifiable data

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ad-p53 in people with Solid Tumor and Lymphoma, run by MultiVir, Inc. at 3 sites 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 24 inclusion and 21 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: status not confirmed, as of the sponsor's last update on 9 Jun 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

Results are not available in the source record.

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

Contact Beatha H Sellman, MA (713-668-5684, bsellman@multivir.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The primary efficacy endpoint is objective response rate (ORR) (time frame: Change in tumor size at the end of Cycle 2 (each cycle is 28 days)). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 9 Jun 2020.

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