Intradermal treatment for advanced melanoma

A Randomized Controlled Phase II Clinical Trial With Intradermal IMO-2125 (Tilsotolimod) in pT3-4 cN0M0 Melanoma

PHASE2 · Amsterdam UMC, location VUmc · NCT04126876

This study is testing a new immune booster called IMO-2125 to see if it helps people with advanced melanoma feel better after surgery.

Quick facts

PhasePHASE2
Study typeInterventional
Enrollment214 (estimated)
Ages18 Years and up
SexAll
SponsorAmsterdam UMC, location VUmc (other)
Locations1 site (Amsterdam)
Trial IDNCT04126876 on ClinicalTrials.gov

What this trial studies

This phase II trial investigates the effectiveness of IMO-2125, a next-generation immune stimulant, in patients with pathological tumor stage T3-4 cN0M0 melanoma who are scheduled for re-excision and sentinel lymph node biopsy. The study aims to evaluate the drug's ability to induce immune responses that could improve patient outcomes after surgical excision of the primary melanoma. Participants will receive intradermal injections of IMO-2125 or saline at the tumor site to assess its clinical activity and safety.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 and older with histologically confirmed primary malignant melanoma and a Breslow tumor depth greater than 2.0 mm.

Not a fit: Patients with active autoimmune diseases, known hypersensitivity to oligodeoxynucleotides, or those with metastatic melanoma will not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could provide a new adjuvant therapy option to improve survival rates in melanoma patients after surgery.

How similar studies have performed: Previous studies have shown promising results with similar immune stimulation approaches, indicating potential for success in this trial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 18 years or older
* Histologically confirmed primary malignant melanoma cutis with a Breslow tumor depth \>2.0 mm
* Scheduled to undergo a combines re-excision and sentinel node biopsy (SNB)
* World Health Organization (WHO) Performance Status ≤1
* Agreement to use effective contraceptive methods from screening until at least 90 days after the IMO-2125 administration
* Written informed consent

Exclusion Criteria:

* Known hypersensitivity to any oligodeoxynucleotide
* Active auto-immune disease requiring disease-modifying therapy at the tumr of screening
* Pathologically confirmed loco-regional or distant metastasis
* Non-skin melanoma
* Patients with another primary malignancy (some exceptions)
* Active systemic infections requiring antibiotics
* Women who are pregnant or breast-feeding

Where this trial is running

Amsterdam

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Malignant Melanoma

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.