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1E10 anti-idiotype vaccine, metastatic breast cancer, phase II

Active specific immunotherapy with 1E10 anti-idiotype vaccine to treat patients with metastatic breast cancer, phase II.

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
RPCEC
Registry ID
RPCEC00000008
Enrollment
80
Registered
2010-12-27
Start date
2003-09-15
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

Breast carcinoma in stage IV or progressive metastatic disease

Interventions

Study group. Anti-idiotype vaccine 1E10. The patients will receive 15 immunizations (1 ml per immunization, at a concentration of 1 mg/ml of antiserum 1E10) intradermally at intervals of fourteen days
Vaccines
Tamoxifen
Immunotherapy, Active
Placebos

Sponsors

Center of Molecular Immunology (CIM)
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1)Female patients with cyto- ’histological confirmed diagnostic of recurrent or Stage IV metastatic breast cancer 2)Patients that have received the oncospecific therapy according to the treatment guidelines established in the country and that have ended the different protocols in a time period of 4 weeks prior to entry in the trial. 3)Patient’s informed consent to participate in the investigation obtained. 4)Age = 18 years. 5)Patients with life expectancy = 6 months. 6)Performance Status according to WHO from 0 to 2. 7)Clinical laboratory parameters: a.-) Hematopoietic parameters: - Hb>100g/l, - Leucocytes>4 x 109cells/l - Granulocytes>2x109 cells/l, - Platelets> 100 x 109cells/ l. b.-) Liver (not exceeding the normal upper limit by three times), bilirubin: 17mol/l (LSN), ALAT: 40U/l (LSN), ASAT: 40U/l (LSN), alkaline phosphatase: 279U/l c.-) Kidney: serum creatinine: 132 mmol/l.

Exclusion criteria

Exclusion criteria: 1.Patients with breast cancer in stage Iv or recurrent diseases that have received oncospecific therapy and have concluded the different protocols in a time period inferior to 4 weeks or greater than 4 weeks prior to entry in the trial. 2.Pregnant or breastfeeding patients. 3.Patients with prior history of demielinizing disease or inflammatory disease of the CNS or the peripheral nervous system. 4.Patients with previous malignancies except carcinoma in situ of cervix or skin cancer (not melanoma), treated properly. 5.Patients with acute or chronic infectious diseases. 6.Patients with acute allergic status or history of severe allergic reactions. 7.Patients with autoimmune diseases or chronic non-compensated diseases. 8.Patients who present the contralateral breast as the only site of metastatic disease.

Design outcomes

Primary

MeasureTime frame
Survival time and time to progression. Measuring Time: 18 and 24 months.

Secondary

MeasureTime frame
Humoral Immune Response, toxicity and clinical response. Measuring time: 18 and 24 months

Countries

Cuba

Contacts

Public ContactAmparo Macias Abraham

Center of Molecular Immunology (CIM)

amparo@cim.sld.cu

Outcome results

None listed

Source: RPCEC (via WHO ICTRP) · Data processed: Apr 4, 2026