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A Proof-of-Concept Trial of GLA-SE in Patients With Merkel Cell Carcinoma

A Proof-of-Concept Clinical Trial of Intratumoral Injection of GLA-SE, a Toll-like Receptor-4 Agonist, in Patients With Merkel Cell Carcinoma

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02035657
Enrollment
10
Registered
2014-01-14
Start date
2014-01-31
Completion date
2018-03-31
Last updated
2018-06-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Merkel Cell Carcinoma

Keywords

Merkel cell carcinoma, MCC

Brief summary

This is a single arm, open-label, single center study evaluating the safety, feasibility, clinical efficacy and immunogenicity of GLA-SE administration to patients with Merkel cell carcinoma. Ten patients will be treated. The goal is for GLA-SE to assist the patient's own immune system in attacking the cancer cells.

Detailed description

This is a single arm, open-label, single center study evaluating the safety, feasibility, clinical efficacy and immunogenicity of GLA-SE administration to patients with Merkel cell carcinoma. Ten patients with metastatic or locoregional disease will be treated. The goal is for GLA-SE to assist the patient's own immune system in attacking the cancer cells.

Interventions

BIOLOGICALGLA-SE

Glucopyranosyl Lipid A in Stable Emulsion

Sponsors

Immune Design, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Biopsy-confirmed Merkel cell carcinoma with metastatic or loco-regional disease. * Patients must have at least one injectable lesion, defined as an easily palpable superficial lesion (cutaneous, subcutaneous or lymph nodal metastasis) that can be accurately localized, stabilized by palpation, and is superficial enough to enable IT injection. * ECOG performance status score 0, 1 or 2 * ≥ 18 years of age * Life expectancy of ≥ three months. * Adequate neutrophil and platelet counts * Adequate renal and hepatic function * Willing to undergo pre-treatment lesion biopsy and post-treatment lesion biopsy * Use of effective contraception * Signed informed consent document * Members of all genders, races and ethnic groups are eligible for this trial

Exclusion criteria

* Prior chemotherapy or a major surgical procedure within 3 weeks, or radiotherapy within 2 weeks prior to first study treatment * No concurrent anti-cancer treatment (including topical agents such as imiquimod) or investigational agents * Active, untreated brain metastases * Pregnant or nursing * Use of any systemic immunosuppressive agents * Immunosuppressed patients * Uncontrolled depression or other major psychiatric disorder

Design outcomes

Primary

MeasureTime frameDescription
Safety and feasibility1 yearThe number of treatment-related adverse events

Secondary

MeasureTime frameDescription
Clinical efficacy and Immunogenicity1 YearThe secondary objectives are to assess the clinical efficacy of as well as the immunological effects of GLA-SE in patients with MCC

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 4, 2026