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WithdrawnNCT02850419EURO-DIGNITYUpdated Apr 7, 2022

Heat-Activated Target Therapy of Local-Regional Relapse in Breast Cancer Patients

A Phase 2 interventional study of ThermoDox (Thermally Sensitive Liposomal Doxorubicin) and Radiation Therapy in Breast Cancer, sponsored by Imunon. Withdrawn at 3 sites in 3 countries. Open to female participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2022-04-07.

Sponsored by Imunon · Phase 2, Interventional, and Treatment

Why this study was withdrawn
Administrative
Phase
Phase 2
Study type
Interventional
Enrollment
0
Allocation
Not applicable
Ages
18 Years and older
Sex
Female
01

Study summary

The 105-15-201 study is designed to assess the effectiveness and tolerability of the combination of heat-activated target therapy (radiotherapy + hyperthermia + lyso-thermosensitive liposomal doxorubicin) of loco-regional relapse in breast cancer patients.

Read the detailed description

Locoregional recurrence of breast cancer (LRR) after mastectomy is a clinically challenging problem. Between 5% and 35% of women with operable breast cancer will experience an isolated LRR following their primary treatment, usually within 5 years of initial mastectomy. LRR or LR typically causes pain, lymphedema, and/or loss of freedom of movement. Therapeutic options usually involve resection, radiation or, at some specialized centers, combined radiation and hyperthermia. However, local control remains suboptimal in previously irradiated chest wall patients with the combination of radiation and hyperthermia providing local control rates of about 65%.

Lyso-thermosensitive liposomal doxorubicin (LTLD) is a temperature sensitive liposome which is systemically administered and is engineered to selectively release its doxorubicin contents when exposed to temperatures ≥ 39.5°C.

Local mild hyperthermia (40 to 44°C) is cytotoxic and is known to have an immunomodulatory effect along with a radiation and chemosensitizing effect in the heated tissue. Furthermore, mild hyperthermia enhances leakiness of tumor tissue, increases local perfusion and upregulates transvascular transport of doxorubicin.

Radiation therapy will be administered in this combination therapy.

This study evaluates the application of a tri-modal approach with LTLD to improve outcome: radiation, hyperthermia, and targeted release of a novel formulation of doxorubicin.

02

Conditions studied

  • Breast Cancer

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03

In context

Breast Neoplasms

12,544 studies on the registry are indexed under Breast Neoplasms; 2,892 are open to participants now.

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Lead sponsor

Imunon is the lead sponsor of 15 studies on the registry; 2 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
Female
Accepts healthy volunteers
No

Inclusion criteria

  1. Histologically documented recurrent adenocarcinoma of the breast with a recurrence on the chest wall or its overlying skin:

    • Ulcerative chest wall disease defined as non-healing wounds consistent with cancer.
    • Inflammatory breast carcinoma.
    • Breast carcinoma not resected for medical reasons.
  2. Tumor thickness, must be clinically indicated for hyperthermia therapy, as measured by clinical exam or radiological imaging studies (CT or MRI). The target local tumor lesion(s) must be able to be covered within two hyperthermia fields of treatment.
  3. LRR Disease progression despite other available standard treatment options based on what is clinically indicated according to the investigator's clinical and medical judgment, including: one or more radiation treatment(s) to the chest wall
  4. Patients with stable distant bone metastasis; concomitant treatment with Zoledronic acid and Denosumab is allowed
  5. Non-pregnant female at least 18 years of age. If subject is of child-bearing age, must have a negative serum pregnancy test at baseline and must agree to practice an acceptable form of birth control while on the study.
  6. Provide written informed consent and willing to comply with the protocol requirements.

Exclusion criteria

Exclusion Criteria:

  1. No concomitant cytotoxic antineoplastic therapy is allowed. Prior chemotherapy should not be administered within 5 half-lives or 28 days whichever is shorter.
  2. Prior confirmed allergic reaction (including moderate rash, dyspnea, wheezing, urticaria or other symptoms) attributed to the administration of either anthracyclines or other liposomally encapsulated drugs that required discontinuation of prior therapy.
  3. Patients who have previously received hyperthermia in conjunction with either radiation therapy or chemotherapy.
  4. Previous treatment with anthracyclines exceeding the following dosages: free doxorubicin (i.e. non- liposomal) and/or liposomal doxorubicin ≥300 mg/m2 epirubicin free > 540 mg / m2.
  5. Previous (required active treatment within 5 years) or concomitant malignancy except basal cell cancer, in situ carcinoma of the cervix, or contralateral breast cancer. Subjects with a prior contralateral breast malignancy can be included if they did not receive any chemotherapy.
  6. Baseline laboratories (to establish eligibility): · Granulocytes ......\< 1,500/ microliter · Platelets .......... \< 75,000/ microliter · Hemoglobin ... \< 9 gm/dL Total Bilirubin ... > 2 mg/dL ALT and AST ...> 2.5X upper limit of normal Creatinine ......... > 1.5 X upper limit of normal.
  7. ECOG/Zubrod Performance Status > 2.
  8. MUGA/Echocardiogram Left Ventricular Ejection Fraction \< 50%.
  9. History of: acute coronary syndrome, cerebral vascular accident, abnormal cardiac stress testing within last 6 months, symptomatic coronary artery disease, uncontrolled hypertension or cardiomyopathy and cardiac valvular surgery or open heart surgery.
  10. Conditions which may interfere with hyperthermia portion of the trial such as: functioning cardiac pacemaker; metal plates, rods or prosthesis of the chest wall, breast reconstruction with implants, severe numbness and/or tingling of the chest wall or breast, skin grafts and/or flaps on the breast/CW.
  11. Serious active infection requiring long-term antibiotic treatment.
  12. Has received any external radiation therapy within 60 days prior to study enrollment.
  13. Patients with parenchymal and known brain metastases; if metastasis is operated or irradiated the patient can be included in the study.
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
0 participants (actual)

Study arms

  • Experimental
    ThermoDox (40mg/m2)+hyperthermia+RT

    Treatment will consist of up to six cycles of LTLD combined with hyperthermia every 21 days with the first day of each cycle being Day 1. ThermoDox will be administered at a dose of 40 mg/m2. Thermal dose is a one-hour treatment at a temperature between 40 and 43°C at the target site. At Cycle 1, radiotherapy will begin and will be combined with hyperthermia. A total of 40 Gy in 20 fractions of 2 Gy per fraction will be administered. Up to 66 Gy of radiation therapy can be administered however institutional guidelines should be followed.

    Drug: ThermoDox (Thermally Sensitive Liposomal Doxorubicin) · Radiation: Radiation Therapy · Device: Superficial Hyperthermia

Interventions

  • DrugThermoDox (Thermally Sensitive Liposomal Doxorubicin)

    A dose of 40 mg/m2 will be administered at each cycle for a total of 6 cycles. ThermoDox will be administered in conjunction with hyperthermia.

  • RadiationRadiation Therapy

    A total of 40 Gy in 20 fractions of 2 Gy per fraction will be administered. Up to 66 Gy of radiation therapy can be administered however institutional guidelines should be followed.

  • DeviceSuperficial Hyperthermia

    Thermal dose is an one-hour treatment at a temperature between 40 and 43 degrees Celsius at the target site.

06

What researchers measure

Primary outcomes

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

    Time frame: Up to 12 months

  2. Loco-regional breast tumor control in patient who underwent ThermoDox + hyperthermia + radiotherapy as measured by target lesion clinical response rate combining RECIST criteria with digital photography to gauge response.

    Time frame: Up to 18 months

Secondary outcomes

  1. Duration of local control [CR (complete response), PR (partial response) and SD (stable disease) following treatment with ThermoDox + Hyperthermia + Radiotherapy up to 12 months among patients with LRR breast cancer.

    Time frame: Up to 18 months

  2. Patient Reported Quality of Life using the FACT-B following treatment with ThermoDox + Hyperthermia + Radiotherapy among patients with LRR breast cancer.

    Time frame: Up to 18 months

  3. Patient Reported Quality of Life using the Brief Pain Inventory (BPI) following treatment with ThermoDox + Hyperthermia + Radiotherapy among patients with LRR breast cancer.

    Time frame: Up to 18 months

07

Study locations

3 sites
  • Inst. of Radiation Oncology Hospital Na Bulovce
    Prague, Czechia
  • Rambam Health Care Campus
    Haifa, Israel
  • Fondazione Del Piemonte Per L'Oncologia - Irccs Candiolo
    Candiolo, Italy
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 7, 2022, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT02850419
Lead sponsor
Imunon
Responsible party
Sponsor
First posted
Aug 1, 2016
Start date
Mar 2017 (estimated)
Primary completion
Dec 2019 (estimated)
Completion
Feb 2020 (estimated)
Last update
Apr 7, 2022

Study contacts

Pietro Gabriele, M.D.
principal investigator · FONDAZIONE DEL PIEMONTE PER L'ONCOLOGIA - IRCCS CANDIOLO

Oversight

Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is withdrawn, as verified in Mar 2022. You cannot join it, but the record below documents what was studied.

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