Efficacy of Anti-Tubercular Vaccination in Multiple Sclerosis

NCT ID: NCT00202410

Last Updated: 2011-05-19

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2/PHASE3

Total Enrollment

80 participants

Study Classification

INTERVENTIONAL

Study Start Date

2001-11-30

Study Completion Date

2008-04-30

Brief Summary

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The frequency of auto-immune diseases (including multiple sclerosis) is increasing in industrialised countries.

According to an hypothesis which is receiving a wide international credit, this may be due to the fact that the populations of these countries are increasingly less exposed to microbes further to the improvement of hygienic conditions and to the use of antibiotics.

If exposure to microbes is lacking, also their regulatory function is missed with a consequent possible onset of auto-immune symptoms.

For this reason, it is deemed that by exposing the immune system of a patient to an ancient microbe, being complex and important in man evolution, like the Tuberculosis Mycobacterium, it is possible to rebalance the immune system.

Detailed Description

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Vaccination with the Tuberculosis Mycobacterium has proved to be effective in the animal model of multiple sclerosis, experimental allergic encephalitis.

In a study of phase I-II our group has demonstrated the safety of this therapy together with preliminary evidence.

The study includes patients with an initial disease (diagnosis supported by paraclinical criteria): single clinical poly or mono-symptomatic attack in the 6 months preceding the study, MR picture compatible with MS.

Study design 100 randomized patients (i.e. randomly assigned) to be included either in a group of 50 patients undergoing therapy or to a group of 50 patients receiving placebo.

Patients are followed up with monthly contrast MRI for 6 months. At the end of the six months the disease activity in the group of treated patients is benchmarked with the disease activity of the group of patients receiving placebo.

Safety is granted by the extremely wide diffusion of this kind of vaccination worldwide and by the previous study in patients affected by multiple sclerosis.

Conditions

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Multiple Sclerosis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Participants

Study Groups

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physiologic solution

subcutaneous administration of physiologic solution

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type OTHER

subcutaneous administration of physiologic solution

Bacille Calmette-Guèrin (BCG) Vaccine

Anti-Tubercular Vaccination

Group Type EXPERIMENTAL

Bacille of Calmette-Guerin

Intervention Type BIOLOGICAL

A single intracutaneous dose of 0.1 mL freeze-dried BCG (1 mg/mL; Berna Institute, Basel).

Interventions

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Bacille of Calmette-Guerin

A single intracutaneous dose of 0.1 mL freeze-dried BCG (1 mg/mL; Berna Institute, Basel).

Intervention Type BIOLOGICAL

placebo

subcutaneous administration of physiologic solution

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Patients with an initial disease (diagnosis supported by paraclinical criteria): single clinical poly or mono-symptomatic attack in the 6 months preceding the study, MR picture compatible with MS

Exclusion Criteria

* Therapy with corticosteroids in the last month
* Plasmapheresis, administration of gamma globulins in the last three months
* Serious heart, renal, hepatic or haematological dysfunction defined by laboratory exams
* Evidence of infections
* Evidence of tubercular disease
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Italian Multiple Sclerosis Foundation

OTHER

Sponsor Role collaborator

Istituto Superiore di Sanità

OTHER

Sponsor Role collaborator

S. Andrea Hospital

OTHER

Sponsor Role lead

Responsible Party

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University of Rome "Sapienza"

Principal Investigators

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Marco Salvetti, Professor

Role: STUDY_DIRECTOR

S.Andrea Hospital, University of Rome "La Sapienza"

Giovanni Ristori, MD

Role: PRINCIPAL_INVESTIGATOR

University of Roma La Sapienza

Locations

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Department of Neurology - University of Rome La Sapienza

Rome, Roma, Italy

Site Status

Countries

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Italy

References

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Ristori G, Buzzi MG, Sabatini U, Giugni E, Bastianello S, Viselli F, Buttinelli C, Ruggieri S, Colonnese C, Pozzilli C, Salvetti M. Use of Bacille Calmette-Guerin (BCG) in multiple sclerosis. Neurology. 1999 Oct 22;53(7):1588-9. doi: 10.1212/wnl.53.7.1588.

Reference Type BACKGROUND
PMID: 10534275 (View on PubMed)

Salvetti M, Pisani A, Bastianello S, Millefiorini E, Buttinelli C, Pozzilli C. Clinical and MRI assessment of disease activity in patients with multiple sclerosis after influenza vaccination. J Neurol. 1995 Feb;242(3):143-6. doi: 10.1007/BF00936886.

Reference Type BACKGROUND
PMID: 7751856 (View on PubMed)

Confavreux C, Suissa S, Saddier P, Bourdes V, Vukusic S; Vaccines in Multiple Sclerosis Study Group. Vaccinations and the risk of relapse in multiple sclerosis. Vaccines in Multiple Sclerosis Study Group. N Engl J Med. 2001 Feb 1;344(5):319-26. doi: 10.1056/NEJM200102013440501.

Reference Type BACKGROUND
PMID: 11172162 (View on PubMed)

Rook GA, Ristori G, Salvetti M, Giovannoni G, Thompson EJ, Stanford JL. Bacterial vaccines for the treatment of multiple sclerosis and other autoimmune disorders. Immunol Today. 2000 Oct;21(10):503-8. doi: 10.1016/s0167-5699(00)01700-x. No abstract available.

Reference Type BACKGROUND
PMID: 11071529 (View on PubMed)

Buttinelli C, Salvetti M, Ristori G. Vaccinations and multiple sclerosis. N Engl J Med. 2001 Jun 7;344(23):1794; author reply 1795-6. No abstract available.

Reference Type BACKGROUND
PMID: 11396455 (View on PubMed)

O'Riordan JI, Thompson AJ, Kingsley DP, MacManus DG, Kendall BE, Rudge P, McDonald WI, Miller DH. The prognostic value of brain MRI in clinically isolated syndromes of the CNS. A 10-year follow-up. Brain. 1998 Mar;121 ( Pt 3):495-503. doi: 10.1093/brain/121.3.495.

Reference Type BACKGROUND
PMID: 9549525 (View on PubMed)

Brex PA, O'Riordan JI, Miszkiel KA, Moseley IF, Thompson AJ, Plant GT, Miller DH. Multisequence MRI in clinically isolated syndromes and the early development of MS. Neurology. 1999 Oct 12;53(6):1184-90. doi: 10.1212/wnl.53.6.1184.

Reference Type BACKGROUND
PMID: 10522870 (View on PubMed)

Other Identifiers

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NEU - BCG - 01

Identifier Type: -

Identifier Source: org_study_id

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