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Study of OCA in Combination with BZF Evaluating Efficacy, Safety, and Tolerability in Participants with PBC

Registration Number
NCT04594694
Lead Sponsor
Intercept Pharmaceuticals
Brief Summary

Study to evaluate the efficacy, safety, and tolerability of investigational drug obeticholic acid (OCA) in combination with the investigational drug bezafibrate (BZF) in participants with Primary Biliary Cholangitis (PBC).

Detailed Description

Not available

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
All
Target Recruitment
72
Inclusion Criteria
  • A definite or probable diagnosis of PBC
  • Qualifying ALP and/or bilirubin liver biochemistry values
  • Taking Ursodeoxycholic Acid (UDCA) for at least 12 months or no UDCA for 3 months before Day 1
Exclusion Criteria
  • History or presence of other concomitant liver diseases
  • Clinical complications of PBC
  • History or presence of hepatic decompensating events
  • Current or history of gallbladder disease
  • If female, known pregnancy, or has a positive urine pregnancy test (confirmed by a positive serum pregnancy test), or lactating
  • Treatment with commercially available OCA or other farnesoid X receptor (FXR) agonists, or participation in a previous study involving OCA within 3 months before Screening.

Note: Other protocol defined Inclusion/Exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Treatment C: OCA 5 mg to 10 mg + BZF 200 mg IRBezafibrate 200 MGParticipants will receive OCA 5 mg to 10 mg + BZF 200 mg IR + BZF 400 mg Placebo
Treatment D: OCA 5 mg to 10 mg + BZF 400 mg SRBezafibrate 400 MGParticipants will receive OCA 5 mg to 10 mg + BZF 400 mg SR + BZF 200 mg Placebo
Treatment A: BZF 200 milligrams (mg) Immediate release (IR)OCA PlaceboParticipants will receive Bezafibrate (BZF) 200 mg IR + OCA Placebo + BZF 400 mg Placebo
Treatment B: BZF 400 mg SRBezafibrate 200 mg PlaceboParticipants will receive BZF 400 mg SR + OCA Placebo + BZF 200 mg Placebo
Treatment B: BZF 400 mg SRBezafibrate 400 MGParticipants will receive BZF 400 mg SR + OCA Placebo + BZF 200 mg Placebo
Treatment A: BZF 200 milligrams (mg) Immediate release (IR)Bezafibrate 200 MGParticipants will receive Bezafibrate (BZF) 200 mg IR + OCA Placebo + BZF 400 mg Placebo
Treatment A: BZF 200 milligrams (mg) Immediate release (IR)Bezafibrate 400 mg PlaceboParticipants will receive Bezafibrate (BZF) 200 mg IR + OCA Placebo + BZF 400 mg Placebo
Treatment B: BZF 400 mg SROCA PlaceboParticipants will receive BZF 400 mg SR + OCA Placebo + BZF 200 mg Placebo
Treatment C: OCA 5 mg to 10 mg + BZF 200 mg IRObeticholic acidParticipants will receive OCA 5 mg to 10 mg + BZF 200 mg IR + BZF 400 mg Placebo
Treatment D: OCA 5 mg to 10 mg + BZF 400 mg SRObeticholic acidParticipants will receive OCA 5 mg to 10 mg + BZF 400 mg SR + BZF 200 mg Placebo
Treatment D: OCA 5 mg to 10 mg + BZF 400 mg SRBezafibrate 200 mg PlaceboParticipants will receive OCA 5 mg to 10 mg + BZF 400 mg SR + BZF 200 mg Placebo
Long-term safety extension (LTSE) phase: OCA + BZFOCAParticipants will continue the original treatment assignment allocated during the DB Period. The OCA and BZF dose may be optimized based on safety and efficacy during the DB period.
Treatment C: OCA 5 mg to 10 mg + BZF 200 mg IRBezafibrate 400 mg PlaceboParticipants will receive OCA 5 mg to 10 mg + BZF 200 mg IR + BZF 400 mg Placebo
Long-term safety extension (LTSE) phase: OCA + BZFBezafibrateParticipants will continue the original treatment assignment allocated during the DB Period. The OCA and BZF dose may be optimized based on safety and efficacy during the DB period.
Primary Outcome Measures
NameTimeMethod
Change in Alkaline Phosphatase (ALP) from baseline to Week 12 in the DB Treatment PeriodBaseline, Day 1, and Weeks 4, 8, and 12
Secondary Outcome Measures
NameTimeMethod
Number of participants with normalization rates of biochemical disease marker Alanine Aminotransferase (ALT), Gamma-Glutamyl Transpeptidase (GGT), Aspartate Aminotransferase (AST), total and conjugated bilirubin and lipid panelBaseline, Day 1, and Weeks 2, 4, 6, 8, and 12
Change in ALT from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Change in GGT from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Response rates of ≥10%, ≥20%, ≥30% and ≥40% reduction, and normalization of biochemical disease marker Alkaline Phosphatase (ALP)Baseline, Day 1, and Weeks 2, 4, 6, 8, and 12
Change in AST from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Change in total and conjugated bilirubin from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Change in 7 alpha (α) hydroxy 4 cholesten-3 one (C4) from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Change in lipid panel from baseline to Week 12Baseline, Day 1, and Weeks 4, 8, and 12
Change in bile acid from baseline to Week 12Baseline, Day 1, and Weeks 4,8, and 12

Trial Locations

Locations (33)

Flinders Medical Centre

🇦🇺

Bedford Park, Perth, Australia

Royal Adelaide Hospital

🇦🇺

Adelaide, Australia

UZ Gasthuisberg

🇧🇪

Leuven, Belgium

Clinical Hospital Dubrava

🇭🇷

Zagreb, Croatia

Zagreb University Hospital Center

🇭🇷

Zagreb, Croatia

Hepato-Gastroenterologie HK, s.r.o.

🇨🇿

Hradec Kralove, Czechia

Artroscan s.r.o., Gastroenterologicka ambulance

🇨🇿

Ostrava, Czechia

Research Site s.r.o.

🇨🇿

Plzen, Czechia

Tartu University Hospital

🇪🇪

Tartu, Estonia

Hôpital Henri Mondor

🇫🇷

Créteil, France

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Flinders Medical Centre
🇦🇺Bedford Park, Perth, Australia
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