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MelanomaPhase 1/2Mel62; 6PACNCT02385669

A Phase I/II Trial to Evaluate a Peptide Vaccine Plus Ipilimumab in Patients With Melanoma

A Phase 1/2 study testing Ipilimumab and 6MHP in people with Melanoma, run by Craig L Slingluff, Jr 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 study evaluates whether it is safe to administer a peptide vaccine with ipilimumab. This study will also evaluate the effects of the combination of the peptide vaccine and ipilimumab on the immune system. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Melanoma
What is being tested?
Ipilimumab and 6MHP
Could I receive a placebo?
No, everyone receives an active treatment
How many people
3 participants
Where
1 siteUnited States
Study dates
Apr 2015to 18 Sep 2019
Phase
Phase 1/2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

  • Participants with stage IIA (with class 2 DecisionDx Score) through IV melanoma in cohorts defined below. These participants may have had cutaneous, uveal, mucosal primary melanoma, or an unknown primary melanoma. The diagnosis of melanoma must be confirmed by cytological or histological examination. Staging of cutaneous melanoma will be based on the revised AJCC staging system. Participants must be eligible to be treated with ipilimumab based on clinician judgment within standard of care.
  • Cohort 1 (Advanced Patients): unresectable stage III or IV melanoma that have clinical or radiographic evidence of disease.
  • Cohort 2 (Neoadjuvant therapy): primary melanoma with clinically apparent lymph node or in transit/satellite lesions with or without lymph node involvement, in transit recurrence or metastatic recurrence amenable to complete resection to no evidence of disease
  • Cohort 3 (Adjuvant therapy): Stage IIA (with class 2 DecisionDx Score), IIB-IV melanoma resected to no evidence of disease.
  • Participants will be required to have radiological studies to define radiologically evident disease. Required studies include:
  • Chest CT scan,
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  • Abdominal and pelvic CT scan, and
  • Head CT scan or MRI PET/CT fusion scan may replace scans of the chest, abdomen, and pelvis.
  • Participants who have melanoma available for biopsy pre-treatment and on day 22 must consent to having those biopsies. Melanoma lesions may be in nodes, skin, soft tissue, liver, or other sites that can be accessed by core needle biopsy, or incisional or excisional biopsy, with or without image guidance.
  • Participants who have had brain metastases will be eligible if all of the following are true:
  • Each brain metastasis must have been treated by surgical removal, stereotactic radiosurgery or managed to complete resolution with immunotherapy. Patients with brain lesions managed by immunotherapy without excision or radiosurgery are included provided that the brain metastases have completely resolved after systemic therapy and there are no neurologic symptoms or need for systemic therapy to control CNS-disease related symptoms.
  • There has been no evident growth of any brain metastasis since the most recent treatment. If a patient has been managed by immunotherapy alone, the prior lesions must be completely resolved.
  • No brain metastasis is > 2 cm in diameter at the time of registration
  • The most recent surgical resections or gamma-knife therapy for malignant melanoma must have been completed ≥ 1 week prior to registration.
  • ECOG performance status of 0 or 1
  • Ability and willingness to give informed consent
  • Adequate lab function tests Age 18 years or older at registration.
  • Participants must have at least two intact (undissected) axillary and/or inguinal lymph node basins

Who cannot join

  • Participants who have received the following medications or treatments at any time within 4 weeks of registration:
  • Chemotherapy
  • Interferon (e.g. Intron-A®)
  • Radiation therapy (Stereotactic radiotherapy, such as gamma knife, can be used ≥ 1 week prior to registration)
  • Allergy desensitization injections
  • High doses of systemic corticosteroids, with the following qualifications and exceptions:
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  • Daily doses of 10 mg predisone (or equivalent) per day administered parenterally or orally are not allowed in patients with normal adrenal and pituitary function.
  • In patients with adrenal or pituitary insufficiency replacement steroid doses are allowed.
  • Inhaled steroids (e.g.: Advair®, Flovent®, Azmacort®) are permitted at low doses (less than 500 mcg fluticasone per day, or equivalent).
  • Topical and nasal corticosteroids are acceptable.
  • Growth factors (e.g. Procrit®, Aranesp®, Neulasta®)
  • Interleukins (e.g. Proleukin®)
  • Any investigational medication
  • Targeted therapies specific for mutated BRAF or for MEK
  • HIV positivity or evidence of active Hepatitis C virus (testing to be done within 6 months of study entry).
  • Participants who are currently receiving nitrosoureas or who have received this therapy within the preceding 6 weeks
  • Participants who are currently receiving a checkpoint molecule blockade therapy, or who have received this therapy within the preceding 6 weeks, with the following exceptions:
  • Participants who have received a PD-1 blocking antibody (eg: pembrolizumab or nivolumab) may be enrolled 3 weeks after receiving the last dose of that antibody.
  • Participants who have been treated previously with a CTLA-4 blocking antibody either as monotherapy or as part of combination CTLA-4/PD-1 blockade will be ineligible if CTLA-4 therapy:
  • was discontinued early for toxicity, or
  • did not induce stable disease or objective clinical response (by RECIST or irRC criteria) lasting 6 months or more.
  • Note: Patients may be eligible if they have experienced progression after a period of stable disease (6 months or more) or an objective clinical response (by irRC or RECIST) (6 months or more) induced by CTLA-4 blockade or combination CTLA-4/PD-1 blockade.
  • Note: Similar guidelines will apply for tremelimumab or other CTLA-4 blocking antibodies.
  • Participants with known or suspected allergies to any component of the vaccine.
  • Participants may not have been vaccinated previously with any of the synthetic peptides included in this protocol. Participants who have received vaccinations containing agents other than the synthetic peptides included in this protocol and have recurred during or after administration of the vaccine will be eligible to enroll 12 weeks following their last vaccination.
  • Pregnancy.
  • Female participants must not be breastfeeding
  • Participants in whom there is a medical contraindication or potential problem in complying with the requirements of the protocol in the opinion of the investigator.
  • Participants classified according to the New York Heart Association classification as having Class III or IV heart disease.
  • Participants with uncontrolled diabetes, defined as having a HGB-A1C> 7.5%.
  • Participants must not have had prior autoimmune disorders requiring cytotoxic or immunosuppressive therapy, or autoimmune disorders with visceral involvement. Participants with an active autoimmune disorder requiring these therapies are also excluded. The following will not be exclusionary:
  • The presence of laboratory evidence of autoimmune disease (e.g. positive ANA titer) without symptoms
  • Clinical evidence of vitiligo
  • Other forms of depigmenting illness
  • Mild arthritis requiring NSAID medications
  • A history of immune-related adverse events with immune therapy, if they have resolved completely.
  • Participants who have another cancer diagnosis, except that the following diagnoses will be allowed:
  • squamous cell cancer of the skin without known metastasis
  • basal cell cancer of the skin without known metastasis
  • carcinoma in situ of the breast (DCIS or LCIS)
  • carcinoma in situ of the cervix
  • any cancer without distant metastasis that has been treated successfully, without evidence of recurrence or metastasis for over 2 years
  • Participants with known addiction to alcohol or drugs who are actively taking those agents, or participants with recent (within 1 year) or ongoing illicit IV drug use.
  • Body weight < 110 pounds at registration, due to the amount and frequency with which blood will be drawn.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Cancer Center at the University of Virginia

    Charlottesville, Virginia, 22908

Other trials in United States

About this study

Official title: A Phase I/II Trial to Evaluate the Safety and Immunogenicity of a Helper Peptide Vaccine Plus CTLA-4 Blockade in Melanoma Patients (Mel62; 6PAC)

This study evaluates whether it is safe to administer a peptide vaccine with ipilimumab. This study will also evaluate the effects of the combination of the peptide vaccine and ipilimumab on the immune system. The investigators will monitor these effects by performing tests in the laboratory on participants' blood, a lymph node, and tumor samples.

Conditions
Melanoma
Being tested
Ipilimumab, 6MHP
Keywords
vaccine, peptide, ipilimumab, Yervoy, Montanide ISA-51
Medical subject headings
Melanoma

What participants receive

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

  • IpilimumabDrug

    Also called Yervoy

    Checkpoint blockade inhibitor

  • 6MHPBiological

    Also called 6 melanoma helper peptide vaccine

    6 melanoma helper vaccine comprised of 6 class II MHC-restricted helper peptides

Study groups in NCT02385669
Study groupRoleWhat they receive
6MHP and ipilimumabExperimentalThe vaccine drug product, 6MHP, consists of 6 class II MHC-restricted peptides derived from melanoma proteins. Each vaccine consists of 200 mcg of each of the six peptides. An aqueous solution of vaccine is mixed 1/1 with Montanide ISA-51 to form water-in-oil emulsions. Vaccines are administered days 1, 8, 15, 43, 64, and 85. All peptide vaccines are administered intradermally and subcutaneously. Ipilimumab will be administered in accord with the official prescribing information: 3 mg/kg intravenously once every 3 weeks, for 4 doses. Ipilimumab will be administered on days 1, 22, 43, and 64.
Receives: Drug: Ipilimumab; Biological: 6MHP

What is being measured

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

  1. Safety (Adverse Event Profile)

    Adverse event profile for the combination of ipilimumab and 6MHP

    Measured: 30 days after the last vaccination

  2. CD4+ T Cell Responses in the Blood and in the Sentinel Immunized Node

    CD4+ T cell responses to the peptide vaccine, defined as:

    1. any CD4+ T cell response to 6 melanoma helper peptides (6MHP) in peripheral blood mononuclear cells (PBMC) with a 10 fold (or greater) increase in response over background (high response) by ex vivo ELIspot assay.
    2. CD4+ T cell high responses to 6MHP in PBMC at at least 2 consecutive time points having peripheral blood mononuclear cells (PBMC) with a 10 fold (or greater) increase in response over background by ex vivo ELIspot assay.
    3. CD4+ T cell high response to 6MHP in sentinel immunized lymph node (SIN).

    Measured: through day 92

Secondary outcomes (1)
  1. Epitope Spreading (Epitope-spreading for CD8+ T Cells in the Blood and the Sentinel Immunized Node)

    An evaluation of epitope-spreading for CD8+ T cells in the blood and the sentinel immunized node that are reactive to a panel of defined melanoma antigens.

    Measured: through day 92

Timeline

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

  1. First posted11 Mar 2015 (estimated)
  2. Study startApr 2015
  3. Primary completion18 Sep 2019
  4. Study completion18 Sep 2019

Why it stopped: why study stopped

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 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
3 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02385669
Sponsor's protocol ID
17780
Acronym
Mel62; 6PAC
Status last verified
Apr 2020
First submitted
5 Mar 2015
Last updated
5 May 2020
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Ipilimumab and 6MHP in people with Melanoma, run by Craig L Slingluff, Jr 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 18 inclusion and 44 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 2020. 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 combined 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.

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?

Yes. Results are posted in the registry (first posted 26 Jun 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Safety (Adverse Event Profile) (time frame: 30 days after the last vaccination). 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 5 May 2020.

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