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Multiple Sclerosis

Part of Demyelinating Autoimmune Diseases, CNS

Subtypes of Multiple Sclerosis

Clinically Isolated Syndrome 1 Marburg variant of multiple sclerosis 1 Progressive multiple sclerosis 1

68 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Multiple Sclerosis

359 trials tracked for Multiple Sclerosis: 171 in phase 3 or 4 and 54 with published results. The most-cited published study has 1943 citations.

359Trials tracked
171Phase 3 & 4
0Recruiting
54With published results
Phase distribution
Phase 4 63 Phase 3 108 Phase 2 79 Phase 1 9 Other / NA 100
  1. Phase 3 Comparing Risk and Severity of IRRs in Patients Premedicated With Cetirizine vs. Diphenhydramine Prior to Ocrelizumab Completed · 1,943 cited
  2. Phase 3 Efficacy and Safety of Ofatumumab Compared to Teriflunomide in Patients With Relapsing Multiple Sclerosis Completed · 694 cited
  3. Phase 4 Rebif® Versus Copaxone® in the Treatment of Relapsing Remitting Multiple Sclerosis Completed · 483 cited
  4. Phase 3 Vaginal Estriol in Multiple Sclerosis Completed · 384 cited
  5. Phase 3 Safety and Efficacy of Orally Administered Laquinimod Versus Placebo for Treatment of Relapsing Remitting Multiple Sclerosis (RRMS) Completed · 362 cited
  6. Phase 3 Study of Ozanimod (RPC1063) in Relapsing Multiple Sclerosis (MS) Completed · 285 cited
Show 44 more trials
  1. Phase 3 Efficacy and Safety Study of Ozanimod in Relapsing Multiple Sclerosis Completed · 279 cited
  2. Phase 3 Oral Ponesimod Versus Teriflunomide In Relapsing MUltiple Sclerosis Completed · 217 cited
  3. Phase 4 Phase IV Study, Betaseron Versus Copaxone for Relapsing Remitting or CIS Forms of MS Using Triple Dose Gad 3 T MRI Completed · 185 cited
  4. Phase 3 Efficacy and Safety Study of Ozanimod (RPC1063) in Relapsing Multiple Sclerosis Patients Completed · 178 cited
  5. Phase 3 A Tolerability Study of ALKS 8700 in Subjects With Relapsing Remitting Multiple Sclerosis (RRMS) EVOLVE-MS-2 Completed · 130 cited
  6. Phase 4 Long Term Study of Avonex Therapy Following a First Attack of Multiple Sclerosis Completed · 97 cited
  7. Phase 3 BG00012 Monotherapy Safety and Efficacy Extension Study in Multiple Sclerosis (MS) Completed · 81 cited
  8. Phase 3 Efficacy, Safety and Pharmacokinetics of Teriflunomide in Pediatric Patients With Relapsing Forms of Multiple Sclerosis Completed · 81 cited
  9. Phase 3 Efficacy and Safety of GTR in Comparison to Copaxone® Completed · 76 cited
  10. Phase 3 Vitamin D Supplementation in Multiple Sclerosis Completed · 69 cited
  11. Phase 3 A Study of ALKS 8700 in Adults With Relapsing Remitting Multiple Sclerosis (MS) EVOLVE-MS-1 Completed · 64 cited
  12. Phase 3 Phase 3 Efficacy and Safety Study of BG00012 in Pediatric Participants With Relapsing-Remitting Multiple Sclerosis (RRMS) Completed · 53 cited
  13. Phase 3 Exploring the Efficacy and Safety of Siponimod in Patients With Secondary Progressive Multiple Sclerosis (EXPAND) Completed · 50 cited
  14. Phase 3 Relapsing Forms of Multiple Sclerosis (RMS) Study of Bruton's Tyrosine Kinase (BTK) Inhibitor Tolebrutinib (SAR442168) (GEMINI 1) Completed · 48 cited
  15. Phase 3 Relapsing Forms of Multiple Sclerosis (RMS) Study of Bruton's Tyrosine Kinase (BTK) Inhibitor Tolebrutinib (SAR442168) (GEMINI 2) Completed · 47 cited
  16. Phase 3 Efficacy and Safety Study of Prolonged-Release Fampridine in Participants With Multiple Sclerosis Completed · 46 cited
  17. Phase 3 Efficacy and Safety of BIIB019 (Daclizumab High Yield Process) Versus Interferon β 1a in Participants With Relapsing-Remitting Multiple Sclerosis Completed · 45 cited
  18. Phase 4 Using Patient Reported Outcomes (PROs) to Evaluate Teriflunomide Treatment in Relapsing Multiple Sclerosis (RMS) Patients Completed · 43 cited
  19. Phase 4 Evaluation of the Onset of Action in Highly Active MS (MAGNIFY) Completed · 40 cited
  20. Phase 3 A Study in Subjects With Relapsing-Remitting Multiple Sclerosis (RRMS) to Assess the Efficacy, Safety and Tolerability of Glatiramer Acetate (GA) Injection 40 mg Administered Three Times a Week Compared to Placebo Completed · 36 cited
  21. Phase 4 Phase IIIB-IV Long-Term Follow-up Study for Patients Who Participated in CAMMS03409 Completed · 35 cited
  22. Phase 3 Long Term Safety and Efficacy Study of Teriflunomide 7 mg or 14 mg in Patients With Relapsing-Remitting Multiple Sclerosis Completed · 34 cited
  23. Phase 3 BRAVO Study: Laquinimod Double-blind Placebo-controlled Study in Participants With Relapsing-Remitting Multiple Sclerosis (RRMS) With a Rater Blinded Reference Arm of Interferon β-1a (Avonex®) Completed · 32 cited
  24. Phase 3 The Efficacy, Safety, and Tolerability of Laquinimod in Participants With Relapsing Remitting Multiple Sclerosis (RRMS) Completed · 30 cited
  25. Phase 4 Discontinuation of Disease Modifying Therapies (DMTs) in Multiple Sclerosis (MS) Completed · 25 cited
  26. Phase 3 Safety and Efficacy Study of OnabotulinumtoxinA for the Treatment of Urinary Incontinence Due to Neurogenic Detrusor Overactivity (NDO) in Non-Catheterizing Patients With Multiple Sclerosis (MS) Completed · 25 cited
  27. Phase 4 STudy to vAlidate telemetRic ECG Systems for firsT Dose Administration of Fingolimod (START) Completed · 23 cited
  28. Phase 3 Effects of Dalfampridine on Cognition in Multiple Sclerosis Completed · 22 cited
  29. Phase 3 A Study to Evaluate the Safety of Administering Ocrelizumab Per a Shorter Infusion Protocol in Participants With Primary Progressive Multiple Sclerosis (PPMS) and Relapsing Multiple Sclerosis (RMS) Completed · 21 cited
  30. Phase 4 Evaluation of Quality of Life (QoL) in Subjects With Highly Active Relapsing Multiple Sclerosis (MS) (CLARIFY MS) Completed · 20 cited
  31. Phase 4 Study to Assess Medication Satisfaction in Patients With Relapsing Remitting Multiple Sclerosis Treated With Copaxone® Completed · 18 cited
  32. Phase 3 An Open-Label Immunogenicity and Pharmacokinetics Study of Daclizumab High Yield Process Prefilled Syringe in Relapsing Remitting Multiple Sclerosis Completed · 16 cited
  33. Phase 4 A Phase 4 Study to Assess the Impact of Patient Support Program on Health Related Quality of Life and Adherence in Subjects With Relapsing-Remitting Multiple Sclerosis Administered Rebif® With the RebiSmart™ Device Completed · 12 cited
  34. Phase 3 Long-Term Safety and Efficacy Study of Peginterferon Beta-1a Completed · 12 cited
  35. Phase 3 A Study of Ocrelizumab in Comparison With Interferon Beta-1a (Rebif) in Participants With Relapsing Multiple Sclerosis Completed · 12 cited
  36. Phase 3 A Study of Ocrelizumab in Comparison With Interferon Beta-1a (Rebif) in Participants With Relapsing Multiple Sclerosis Completed · 12 cited
  37. Phase 4 Cognitive Behavioral Therapy, Modafinil, or Both for Multiple Sclerosis Fatigue Completed · 8 cited
  38. Phase 4 Extension to the MAGNIFY MS Trial on Mavenclad® (Magnify MS Extension) Completed · 7 cited
  39. Phase 4 MAIN STUDY: SWITCH SUB-STUDY: SWITCH-JCV Completed · 7 cited
  40. Phase 4 Exploring the Immune Response to SARS-CoV-2 modRNA Vaccines in Patients With Secondary Progressive Multiple Sclerosis (AMA-VACC) Completed · 7 cited
  41. Phase 3 Effect of BG00012 on Lymphocyte Subsets and Immunoglobulins in Subjects With Relapsing Remitting Multiple Sclerosis (RRMS). Completed · 4 cited
  42. Phase 3 A Multi-Site, Open-Label Extension Trial of Oral RPC1063 in Relapsing Multiple Sclerosis Completed · 4 cited
  43. Phase 4 A Multicenter Study to Assess Response to Influenza Vaccine in Multiple Sclerosis Participants Treated With Ofatumumab Completed · 2 cited
  44. Phase 3 A Study to Evaluate the Long-term Safety of Arbaclofen Extended-Release Tablets for Patients With Spasticity Due to MS Completed · 2 cited

Showing the 50 most-cited and recently-updated of 359 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.

Questions about Multiple Sclerosis

How does oral cladribine change immune cells in relapsing multiple sclerosis?

Oral cladribine depletes certain B and T cells in the blood and CSF, reduces microglial activation, and allows recovery of naive B cells, which may help control relapsing MS.

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What active therapeutic interventions are available for Multiple Sclerosis patients in inpatient rehabilitation?

Inpatient rehabilitation for MS includes gait training, robot-assisted therapy, strength, balance, and aerobic exercises, all showing mobility and fatigue benefits.

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Are CAR-T cell therapies currently being used to treat Multiple Sclerosis according to recent reviews?

CAR-T cell therapies are not yet approved for MS but are being tested in clinical trials, with early results showing safety and potential benefit.

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Can aerobic or strength training help reduce fatigue in people with Multiple Sclerosis?

Yes, both aerobic and strength training can reduce fatigue in people with multiple sclerosis, with studies showing similar benefits from each modality.

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How much has the incidence of Multiple Sclerosis in women of childbearing age increased since 1990?

The incidence of Multiple Sclerosis in women of childbearing age has increased by 48% from 1990 to 2021, according to a global burden of disease study.

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What is the success rate for pain relief in Multiple Sclerosis patients treated with microvascular decompression?

Microvascular decompression for trigeminal neuralgia in multiple sclerosis patients has a long-term pain-free success rate of about 30.2%, based on a 2024 systematic review.

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See all 6 questions about Multiple Sclerosis →