~18 spots leftby Apr 2026

Study To Test Whether PF-00547659 Is Safe And Improves Disease Symptoms In Patients With Crohn's Disease

(OPERA Trial)

Recruiting in Palo Alto (17 mi)
+136 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 2
Waitlist Available
Sponsor: Shire
Prior Safety Data

Trial Summary

What is the purpose of this trial?

Adults with Crohn's disease that is clinically active despite conventional treatment will be eligible for this study. Patients may receive one of three doses of PF-00547659 (experimental drug) or placebo (inactive drug). Disease activity will be measured every two weeks.

Research Team

SD

Study Director

Principal Investigator

Takeda

Eligibility Criteria

Inclusion Criteria

Subjects must have failed or are intolerant to anti-TNFs and/or immunosuppressants (AZA, 6-MP, and/or MTX).
hsCRP greater than 3mg/L
Ulcerations demonstrated by colonoscopy performed during screening or 8 weeks prior to screening

Treatment Details

Interventions

  • PF-00547659 (Monoclonal Antibodies)
Participant Groups
4Treatment groups
Experimental Treatment
Placebo Group
Group I: Drug Dose level 3- SC injectionExperimental Treatment1 Intervention
Drug dose level 3 delivered SC, 3 doses separated by 4 weeks.
Group II: Drug Dose level 2-SC injectionExperimental Treatment1 Intervention
Drug dose level 2 delievered SC, 3 doses separated by 4 weeks.
Group III: Drug Dose level 1- SC injectionExperimental Treatment1 Intervention
Drug dose level 1 delivered SC, 3 doses separated by 4 weeks.
Group IV: Placebo-SC InjectionPlacebo Group1 Intervention
Placebo delivered SC, 3 doses separated by 4 weeks.

Find a Clinic Near You

Who Is Running the Clinical Trial?

Shire

Lead Sponsor

Trials
457
Recruited
96,000+
Pierre S. Sayad profile image

Pierre S. Sayad

Shire

Chief Medical Officer

MD from Loma Linda University

Flemming Ornskov profile image

Flemming Ornskov

Shire

Chief Executive Officer since 2013

PhD in Medicine from Aarhus University