Biogen Idec Research clinical trials
Biogen Idec Research is the lead sponsor of 3 current clinical trials in our EU (CTIS) register. The drugs named most often in its trials are Salanersen and Felzartamab.
Biogen Idec Research in the EU trials register (CTIS)
3 trials · 2 in IrelandAuthorised or ongoing trials in the EU Clinical Trials Information System with Biogen Idec Research as sponsor. Some are the same study as a ClinicalTrials.gov record above; the two registries share no common ID. Trials with a site in Ireland are listed first.
| Study | Phase | Status | Countries |
|---|---|---|---|
|
A Phase 3, Randomized, Double-Blinded Study to Evaluate the Safety and Efficacy of Salanersen (BIIB115) After Onasemnogene Abeparvovec Treatment in Infants with Genetically Diagnosed Spinal Muscular Atrophy
2025-523857-32-00 · Nervous System Diseases
Drug: Salanersen |
Phase 3 | Authorised | Ireland + 9 more |
|
An Open-Label, Phase 3 Study to Evaluate the Efficacy and Safety of Salanersen (BIIB115) in Participants Aged 15-60 Years With Spinal Muscular Atrophy Who Are Either Treatment-Naïve or Have Previously Been Treated With Risdiplam
2025-524054-34-00 · Nervous System Diseases
Drug: Salanersen |
Phase 3 | Authorised | Ireland + 6 more |
|
A Placebo-Controlled, Multicenter, Randomized Phase 2 Trial Evaluating the Efficacy and Safety of Felzartamab Compared to Placebo in Adult Participants with Graves’ Disease
2026-526482-19-00 · CTIS ↗ · Nutritional and Metabolic Diseases
Drug: Felzartamab |
Phase 2 | Authorised | Italy |
Drugs in Biogen Idec Research trials
2 compoundsDrugs and biologicals named as interventions in these trials, with the number of this sponsor's trials that name each one. Placebos and generic comparators are excluded.
By trial register
| Register | Trials | Recruiting |
|---|---|---|
| EU register (CTIS) | 3 | — |
A trial with sites in more than one country appears in each of those registers.
Questions about Biogen Idec Research trials
How many clinical trials does Biogen Idec Research sponsor?
Biogen Idec Research is the lead sponsor of 3 authorised or ongoing trials in the EU register (CTIS), as of the registry sync on 16 October 2026. Completed and withdrawn studies are not counted.
Which drugs is Biogen Idec Research testing?
Its current trials name 2 drugs and biologicals as interventions. The most frequent are Salanersen (2) and Felzartamab (1). The number in brackets is how many of its trials name each drug.
Does Biogen Idec Research have clinical trials in Ireland?
Yes. 2 trials in the EU register (CTIS) with a site in Ireland. Some may be the same study registered in both. See the Irish clinical trials register for sites and contacts.
Where does this information come from?
Every trial, status, phase and condition on this page is copied from public ClinicalTrials.gov and EU CTIS records by a daily sync, grouped by the sponsor name each registry records. It says nothing about the organisation beyond its registered trials, and it is not medical advice.
How this page is built
Everything on this page is copied from public registry records — it is not written from memory, and nothing here describes the organisation beyond its registered trials. Each trial links to its own record so you can check it yourself.
- ClinicalTrials.gov (U.S. National Library of Medicine) ↗ Trial IDs, titles, lead sponsor, phase, overall status, start date, conditions and intervention names
- EU Clinical Trials Information System (CTIS) ↗ EU trial numbers, titles, sponsor, phase, status, therapeutic area and member-state countries
This page is built automatically: a daily sync job reads the registry records behind our trial registers and groups every current trial by its lead sponsor name, ignoring legal-form suffixes such as Inc. or Ltd. A small, hand-checked list joins the same organisation's different registry names (for example its EU legal entity). There is no AI drafting and no per-sponsor editorial pass. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The the registries data on this page was last retrieved on 16 Oct 2026. How every register is built: methodology · fixes we have made: corrections log.