This will be prospective, multicentre, observational study. Patients who will initiate treatment with IFNβ-1b (Betaferon) will be followed up to 6 months. Baseline visit (visit 0) i.e. treatment initiation plus four follow-up visits (visits 1-4). For each patient demographics, medical history data, safety parameters, presence of flu-like symptoms and measures to prevent or treat these symptoms will be collected.
Study Type
OBSERVATIONAL
Enrollment
629
Subcutaneous injections of Betaferon 250 mcg every other day according to Product Characteristic.
Unnamed facility
Many Locations, Poland
Mean severity score of Flu-Like Symptoms (FLS) recorded within the first 6 months following treatment initiation
Time frame: 6 months
MS patient with Flu-Like Symptoms (FLS) demographic profile
For demographic assessment the following parameters will be recorded at visit 0: birthdate (at least year), sex, weight, height.
Time frame: Up to 1 month
Frequency of usage of particular pharmacological and non-pharmacological practices applied by investigators to prevent or manage FLS
Time frame: 6 months
The impact of FLS on patients daily activities as measured by current professional/educational status
Time frame: From baseline up to 6 months
Betaferon tolerability measured as occurrence of Adverse Events (AE) and FLS over 6 months period
Time frame: 6 months
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