OPT 80: Clinical Trials

9 trials of OPT 80, newest first

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9 completed. 3 Phase 3, 3 Phase 4, 2 Phase 2, 1 Phase 1.

By phase and status

PhaseTrialsStatus
Phase 33Completed 3
Phase 43Completed 3
Phase 22Completed 2
Phase 11Completed 1

Follow this drug Literature Review of OPT 80 trials Research Report on OPT 80

Trials newest first · largest first

Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.

TrialPhaseStatusSponsorEnrollmentStartUpdated
A Comparison of Fidaxomicin and Vancomycin in Patients With CDI Receiving Antibiotics for Concurrent Infections
Fidaxomicin, Vancomycin - Clostridium Difficile Infection (CDI)
Phase 4CompletedUniversity of Michigan1442017-05-012022-03-25
Study to Evaluate the Pharmacokinetics of Fidaxomicin in Inflammatory Bowel Disease (IBD) Subjects With Clostridium Difficile Infection (CDI)
fidaxomicin - Inflammatory Bowel Disease (IBD), Clostridium Difficile Infection (CDI)
Phase 4CompletedAstellas Pharma Europe Ltd.252015-08-132024-10-31
A Phase IIIB/IV Study to Compare the Efficacy of Vancomycin Therapy to Extended Duration of Fidaxomicin Therapy in the Clinical Cure of Clostridium Difficile Infection (CDI) in an Older Population
Fidaxomicin, Vancomycin - Clostridium Difficile
Phase 4CompletedAstellas Pharma Europe Ltd.3642014-11-062024-10-31
A Study to Compare Safety and Efficacy of OPT-80(Fidaxomicin) With Vancomycin in Subjects With Clostridium Difficile-associated Diarrhea (CDAD)
OPT-80, vancomycin - Clostridium Difficile
Phase 3CompletedAstellas Pharma Inc2102014-06-232024-10-31
A Study to Assess the Safety, Tolerability and Pharmacokinetics of Single and Multiple Ascending Doses of Fidaxomicin in Healthy Male Japanese and Caucasian Subjects
Fidaxomicin, Placebo - Pharmacokinetics of Fidaxomicin, Healthy Subjects
Phase 1CompletedAstellas Pharma Global Development, Inc.362013-02-012014-05-21
Safety and Efficacy of Fidaxomicin Versus Placebo for Prophylaxis Against Clostridium Difficile-Associated Diarrhea in Adults Undergoing Hematopoietic Stem Cell Transplantation (MK-5119-001)
fidaxomicin, Placebo - Clostridium Difficile-Associated Diarrhea (CDAD)
Phase 3CompletedOptimer Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)6112012-10-102018-09-18
Safety, Tolerability, and Pharmacokinetics of Fidaxomicin in Pediatric Subjects With Clostridium Difficile-associated Diarrhea (CDAD)
fidaxomicin - Clostridium Difficile-associated Diarrhea
Phase 2CompletedOptimer Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)382012-06-152018-09-18
Fidaxomicin Versus Vancomycin for the Treatment of Clostridium Difficile-Associated Diarrhea (CDAD) (MK-5119-018)
Fidaxomicin, Vancomycin, Matching Placebo to Fidaxomicin - Clostridium Infections, Diarrhea
Phase 3CompletedOptimer Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)6292006-05-022017-04-21
OPT-80 in Clostridium Difficile-Associated Diarrhea (CDAD)
OPT-80 - Diarrhea
Phase 2CompletedOptimer Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)2004-11-012017-03-27

Conditions studied

Clostridium Infections (3)  ·  Diarrhea (3)  ·  Infections (1)  ·  Inflammatory Bowel Diseases (1)

Sponsors

Optimer Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA) (4)  ·  Astellas Pharma Europe Ltd. (2)  ·  Astellas Pharma Global Development, Inc. (1)  ·  Astellas Pharma Inc (1)  ·  University of Michigan (1)

Countries

United States (3)  ·  Austria (2)  ·  France (2)  ·  Greece (2)  ·  Italy (2)  ·  Poland (2)  ·  Russia (2)  ·  United Kingdom (2)  ·  Belgium (1)  ·  Croatia (1)  ·  Czechia (1)  ·  Denmark (1)  ·  Finland (1)  ·  Germany (1)  ·  Hungary (1)

Top investigators

A. Krishna Rao, MD, MS (1)

Results publications

PMID 18955525, PMID 21288078, PMID 22752857, PMID 22752860, PMID 22752862, PMID 22752865, PMID 23715579, PMID 24599770, PMID 28575523, PMID 29273269, PMID 29893798, PMID 29934056, PMID 30260412, PMID 30911926, PMID 36906440, PMID 37797310

NIH funding

2014 (1)