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A long term follow up of relapsing remitting multiple sclerosis patients who have been treated with intereron beta -1b (Betaferon) at least 5 years

A long term follow up of relapsing remitting multiple sclerosis patients who have been treated with intereron beta -1b (Betaferon) at least 5 years

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-005211-21-FI
Enrollment
80
Registered
2005-12-07
Start date
2006-01-17
Completion date
Unknown
Last updated
2012-03-19

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

Conditions

Remitting relapsing multiple sclerosis (RRMS) is one of the most common diseases of the central nervous system. The cause of MS is not yet known but it is a result of damage to myelin. Symptoms vary widely and include blurred vision, weak limbs, tingling sensations, unsteadiness and fatigue.

Interventions

Trade Name: Betaferon Product Name: Betaferon Pharmaceutical Form: Powder and solvent for solution for injection INN or Proposed INN: Beta-1b interferoni Concentration unit: µg/ml microgram(s)/millili

Sponsors

Schering Oy
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Group A : RRMS patients (male and female) who have been using Betaferon at least five years and are still using it. Group B: RRMS patients (male and female) who have been using Betaferon and who have discontinued it. Signed Informed Consent. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Group A: RRMS patients who have been using Betaferon less than five years. Group B: the current use of Betaferon.

Design outcomes

Primary

MeasureTime frame
Main Objective: Group A still continue Betaferon treatment. Group B have discontinued the Betaferon treatment. Group A: to assess the clinical state of MS-patients after at least 5 years use of Betaferon by using EDSS. Group B: to assess the reason for Betaferon discontinuation.;Secondary Objective: Group A: to compare MRI results in the beginning of the Betaferon treatment and results of MRI taken in connection with the study visit. And to investigate the number of patients who have developed neutralizing antibodies againts Betaferon treatment. ;Primary end point(s):

Countries

Finland

Outcome results

None listed

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