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TREATMENT OF TUMORS THAT OCCURED AGAIN (NEUROBLASTOMA AND EWING´S SARCOMA) BASED ON HIGH DOSE CHEMOTHERAPY WITH TRANSPLANATION OF PATIENT'S PROPER CELLS

RECURENT NEUROBLASTOMA AND EWING´S SARCOMA: TREOSULPHAN BASED HIGH DOSE CHEMOTHERAPY WITH AUTOLOGOUS PBSC SUPPORT - ReNETA

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2015-002584-41-CZ
Enrollment
35
Registered
2016-10-24
Start date
2016-10-24
Completion date
Unknown
Last updated
2020-06-02

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

Conditions

Ewing's sarcoma, neuroblastoma

Interventions

Product Name: melphalan Pharmaceutical Form: Powder and solvent for solution for injection INN or Proposed INN: MELPHALAN CAS Number: 148-82-3 Concentration unit: mg milligram(s) Concentration type: e

Sponsors

Masarykova univerzita
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Signed written informed consent (participant and parents when required). 2. Age: less than 25 years at the time of enrolement. 3. Diagnosis: relapsed high-risk neuroblastoma (rNB) or relapsed Ewing´s sarcoma (rES). a. Confirmation of rES or rNB by biopsy or cytology. b. At least partial remission to reinduction chemotherapy (at least 2 cycles of conventional chemotherapy or 3 months of metronomic therapy) and/or local therapyb. 4. Performance status (Karnovsky/Lansky) = 40. 5. Renal, liver and cardiac functions not worse than grade III (CTC v4.0). 6. Negative pregnancy test in fertile women. 7. Stem cell product with a minimum of 2,0 x 106 CD34+/kg. 8. At least 28 days from the prior antitumour therapy. Are the trial subjects under 18? yes Number of subjects for this age range: 30 F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 5 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Performance status (Karnofsky/Lansky < 40). 2. Toxicity levels related to prior therapy preventing the HDCt application 3. Pregnancy or breastfeeding. 4. Patients taking part in a clinical trial testing another anticancer drug or a drug with a potential anticancer effect 14 days or less before the screening visit. 5. Confirmed allergy reaction to any of the study drug. 6. Patient with uncontrolled psychiatric disorder.

Design outcomes

Primary

MeasureTime frame
Main Objective: To evaluate efficacy of TREO/MEL high dose chemotherapy conditioning + aPBSCT in patients with rNB and rES in terms of response rate defined as absence of progression* in 6 months. ;Secondary Objective: • To evaluate occurrence of veno-occlusive disease/sinusoidal obstruction syndrome (VOD/SOS) 4 weeks after high dose chemotherapy. • To evaluate safety and tolerability of high dose chemotherapy conditioning Treo/Mel regimen and aPBSCT in children, adolescents and young adults with rES or rNB 6, 12, 18 and 24 months after hight dose chemotherapy with TREO / MEL. • To evaluate time to progression in the study population. • To evauate overall survival (OS) of the study population 6, 12, 18 and 24 months after hight dose chemotherapy with TREO / MEL. • To compare the study population survival data trends with available historical data. ;Primary end point(s): Primary endpoint of efficacy • Absence of the primary disease progression 6 months after aPBSCT. ;Timepoint(s) of evaluation of this end point: 6 months after aPBSCT

Secondary

MeasureTime frame
Secondary end point(s): Secondary endpoints • Occurrence of VOD/SOS in each patient. • Occurrence of organ toxicity grade III or IV according to CTCAE (v4.0)* (with special interest to cardiac, renal, hepatic toxicity) *Common Terminology Criteria for Adverse Events (CTCAE), v4.0 • Time to progression (TTP). • Overall survival (OS) in 6, 12, 18, 24 months. ;Timepoint(s) of evaluation of this end point: During the whole course of the clinical trial for occurence of VOD/SOS, occurence of organ toxicity grade III or IV and TTP. In 6, 12, 18 and 24 months for OS

Countries

Czech Republic, Hungary, Slovenia

Contacts

Public ContactCentrum pro klinická hodnocení

Masarykova univerzita- Lékarská fakulta

demlova@med.muni.cz00420549496526

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026