TOPIC
What it found
The main measure showed a statistically significant benefit.
| Measure | Estimate | 95% CI | p |
|---|---|---|---|
| Core Treatment Period: Time to Conversion to Clinically Definite Multiple Sclerosis (CDMS) | Hazard Ratio (HR) 0.574 | 0.379–0.869 | 0.0087 |
| Core Treatment Period: Time to Conversion to Clinically Definite Multiple Sclerosis (CDMS) | Hazard Ratio (HR) 0.628 | 0.416–0.949 | 0.0271 |
Statistical analysis as posted on ClinicalTrials.gov.
What was tested
Treatment tested
- Teriflunomide
Dihydroorotate dehydrogenase inhibitor
Placebo or sham
- Placebo
Results by group
Core Treatment Period: Time to Conversion to Clinically Definite Multiple Sclerosis (CDMS)
Up to a maximum of 108 weeks depending on time of enrollment
| Group | Value | Interval | Number analysed |
|---|---|---|---|
| Placebo | 14.3 percent probability | 9.2–19.4 | 197 |
| Teriflunomide 7 mg | 8.7 percent probability | 4.6–12.8 | 203 |
| Teriflunomide 14 mg | 9.0 percent probability | 5–13 | 214 |
| Placebo | 26.0 percent probability | 19.2–32.8 | 197 |
| Teriflunomide 7 mg | 14.2 percent probability | 8.9–19.6 | 203 |
| Teriflunomide 14 mg | 13.7 percent probability | 8.6–18.7 | 214 |
| Placebo | 35.9 percent probability | 27.8–43.9 | 197 |
| Teriflunomide 7 mg | 27.6 percent probability | 19.9–35.4 | 203 |
| Teriflunomide 14 mg | 24.0 percent probability | 17–31 | 214 |
p = 0.0087; Hazard Ratio (HR) 0.574 (95% CI 0.379–0.869)
Values as posted on ClinicalTrials.gov. Outcomes measured differently across trials are not directly comparable.
Safety
| Group | Participants at risk | Serious adverse events | Deaths |
|---|---|---|---|
| Placebo | 191 | 18 (9.4%) | |
| Teriflunomide 7 mg | 207 | 18 (8.7%) | |
| Teriflunomide 14 mg | 216 | 24 (11.1%) | |
| Placebo/Teriflunomide 7 mg | 62 | 8 (12.9%) | |
| Teriflunomide 7 mg/7 mg | 145 | 17 (11.7%) | |
| Placebo/Teriflunomide 14 mg | 66 | 8 (12.1%) | |
| Teriflunomide 14 mg/14 mg | 150 | 24 (16.0%) |
As posted on ClinicalTrials.gov. Serious adverse events include any serious health event during the trial, whether or not the treatment caused it.
What it measured
Main measures
Core Treatment Period: Time to Conversion to Clinically Definite Multiple Sclerosis (CDMS)
Up to a maximum of 108 weeks depending on time of enrollment
RelapsesThe primary endpoint is efficacy (conversion to clinically definite MS).
Other measures (15)
Core Treatment Period: Time to Conversion to Definite Multiple Sclerosis (DMS)
Up to a maximum of 108 weeks depending on time of enrollment
Disability progressionRelapsesMRI lesionsCore Treatment Period: Annualized Relapse Rate (ARR)
Up to a maximum of 108 weeks depending on time of enrollment
Disability progressionRelapsesCore Treatment Period: Brain Magnetic Resonance Imaging (MRI) Assessment: Change From Baseline in Total Lesion Volume at Week 108
Baseline, Week 108
MRI lesionsCore Treatment Period: Brain MRI Assessment: Number of Gadolinium Enhancing (Gd-enhancing) T1-lesions Per MRI Scan (Poisson Regression Estimates)
Up to a maximum of 108 weeks depending on time of enrollment
MRI lesionsCore Treatment Period: Brain MRI Assessment: Volume of Gadolinium Enhancing (Gd-enhancing) T1-lesions Per MRI Scan
Up to a maximum of 108 weeks depending on time of enrollment
MRI lesionsCore Treatment Period: Brain MRI Assessment: Change From Baseline in Volume of Hypointense Post-Gadolinium T1 Lesion Component
Baseline, Week 108
MRI lesionsCore Treatment Period: Brain MRI Assessment: Change From Baseline in Volume of T2 Lesion Component
Baseline, Week 108
MRI lesionsCore Treatment Period: Brain MRI Assessment: Percent Change From Baseline in Atrophy
Baseline, Week 108
MRI lesionsBrain volume lossCore Treatment Period: Time to 12-Week Sustained Disability Progression
Up to a maximum of 108 weeks depending on time of enrollment
Disability progressionCore Treatment Period: Change From Baseline in EDSS at Week 108
Baseline, Week 108
Disability progressionBladder, bowel and sexual function
Who could take part
Early (CIS/RIS) · 18 to 55
Inclusion Criteria: * First acute or subacute, well-defined neurological event consistent with demyelination (that is, optic neuritis confirmed by an ophthalmologist, spinal cord syndrome, brainstem/cerebellar syndromes) * Onset of MS symptoms occurring within 90 days of randomization * A screening MRI scan with 2 or more T2 lesions at least 3 millimeter (mm) in diameter that are characteristic of MS Exclusion Criteria: * Clinically relevant cardiovascular, hepatic, neurological, endocrine or other major systemic disease * Significantly impaired bone marrow function * Pregnancy or nursing * Alcohol or drug abuse * Use of cladribine, mitoxantrone, or other immunosuppressant agents such as azathioprine, cyclophosphamide, cyclosporin, methotrexate or mycophenolate before enrollment * Any known condition or circumstance that would prevent in the investigator's opinion compliance or completion of the study The above information is not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.
As registered. Criteria can change, so ask the trial team or your neurologist.
About this trial
In the sponsor's words
The primary objective was to demonstrate the effect of teriflunomide (HMR1726) (14 milligram per day [mg/day] and 7 mg/day), in comparison to placebo, for reducing conversion of participants presenting with their first clinical episode consistent with multiple sclerosis (MS) to clinically definite multiple sclerosis (CDMS). The secondary objectives were: * To demonstrate the effect of teriflunomide, in comparison to placebo, on: * Reducing conversion to definite multiple sclerosis (DMS) * Reducing annualized relapse rate (ARR) * Reducing disease activity/progression as measured by Magnetic Resonance Imaging (MRI) * Reducing accumulation of disability for at least 12 weeks as measured by the Expanded Disability Status Scale (EDSS) * Proportion of disability-free participants as assessed by the EDSS * Reducing participant-reported fatigue * To evaluate the safety and tolerability of teriflunomide * To evaluate the pharmacokinetics (PK) of teriflunomide * Optional pharmacogenomic testing aimed at assessing the association between the main enzyme systems of teriflunomide metabolism and hepatic safety, and other potential associations between gene variations and clinical outcomes
Papers
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History
Started
Feb 2008
Main results due
Dec 2012
Finished
Feb 2016
Results posted
Dec 2014
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