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A Study of P38 Inhibitor (4) Monotherapy in Patients With Active Rheumatoid Arthritis

A Randomized, Double-blind Study to Compare the Effect of RO4402257 Monotherapy and Methotrexate Monotherapy on Disease Response in Patients With Active Rheumatoid Arthritis.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00303563
Enrollment
204
Registered
2006-03-17
Start date
2006-04-30
Completion date
2007-12-31
Last updated
2016-11-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Rheumatoid Arthritis

Brief summary

This 4 arm study will compare the safety and efficacy, with regard to reduction of signs and symptoms, of P38 Inhibitor (4) (50, 150 or 300mg po qd) monotherapy versus methotrexate monotherapy in adult patients with active rheumatoid arthritis. Patients will be randomized to receive one of 3 doses of P38 Inhibitor (4) or methotrexate. The anticipated time on study treatment is \<3 months, and the target sample size is 100-500 individuals.

Interventions

DRUGP38 Inhibitor (4)

50mg po qd

DRUGPlacebo

po qd

Sponsors

Hoffmann-La Roche
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* adult patients \>18 years of age, with active RA; * receiving treatment for RA on an outpatient basis; * females of child-bearing potential, or nonsterilized males with partners of child-bearing potential, must use reliable contraception during, and for 4 weeks after, the study.

Exclusion criteria

* major surgery within 8 weeks prior to screening; * rheumatic autoimmune disease or inflammatory joint disease other than RA; * treatment with methotrexate within 8 weeks of baseline; * concurrent use of DMARDs, including anti-TNF or other biologic therapy for RA.

Design outcomes

Primary

MeasureTime frame
Percentage of patients with ACR 20 responseWeek 12

Secondary

MeasureTime frame
Percentage of patients with ACR 50/70 response.Week 12
Change in ACR core set, DAS 28, FACIT-F fatigue assessment, AEs, laboratory parameters.Throughout study

Countries

Canada, Croatia, Czechia, France, Italy, Mexico, Romania, Serbia, South Africa, Spain, Taiwan, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026