A Long-Term Follow-Up of Patients Enrolled in the Pivotal Study of Betaseron (Interferon Beta 1B) in Relapsing-Remitting Multiple Sclerosis: Protocol TB35686 (USA) and Protocol TB01-35886 (Canada).
Location: All North American clinical trial sites originally involved in the study.
Purpose: To determine the long-term effects of Betaseron on multiple sclerosis in comparison to patients who did not get Betaseron.
Eligibility: Must have participated in the original study which resulted in the marketing approval of Betaseron in the treatment of multiple sclerosis. Must sign an approved informed consent.
Procedure: 1-day visit where you will receive a neurological exam and assessment of the progress of your disease, an MRI, blood work, and questionnaires regarding your feelings about your illness.
Benefit: Free medical evaluation including a neurological exam and MRI. The results of this study may affect the future treatment of multiple sclerosis patients and may help to further understand the results of long-term treatment of the disease.
For Information: Call 1-800-253-7884 or contact the clinical trial site where you participated in the original study.