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Multiple Ascending-Dose Study of EDP 322 in Healthy Adult Volunteers

This study has been completed.
ClinicalTrials.gov Identifier:
First Posted: October 6, 2009
Last Update Posted: October 8, 2009
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by:
Enanta Pharmaceuticals
This was a Phase I, single-center, randomized, double-blind, placebo-controlled, ascending multiple dose study to evaluate the safety, tolerability, and pharmacokinetics of orally administered EDP-322 in healthy adult volunteers.

Condition Intervention Phase
MRSA, SSTI Drug: EDP-322 Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Masking: Triple (Participant, Investigator, Outcomes Assessor)
Official Title: A Randomized, Double-Blind, Placebo-Controlled, Ascending Multiple-Dose Safety, Tolerability, and Pharmacokinetics Study of EDP-322 in Healthy Adult Volunteers

Further study details as provided by Enanta Pharmaceuticals:

Primary Outcome Measures:
  • The study objective was to determine the safety, tolerability and pharmacokinetics of multiple oral doses of EDP-322 in healthy volunteers. [ Time Frame: Subjects received single doses of the study drug administered QD on Days 1 through 7, with follow-up through Day 11, and as needed. ]

Enrollment: 52
Study Start Date: November 2008
Study Completion Date: September 2009
Primary Completion Date: March 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Intervention
EDP-322 v. Placebo
Drug: EDP-322

Detailed Description:
Fifty-two subjects were enrolled into 6 cohorts. Six subjects of each cohort were randomized to received EDP-322 and 2 subjects of each cohort received placebo. Each cohort received the study drug once daily (QD) for 7 days under fed conditions. Multiple oral doses of EDP 322 ranging from 200 to 800 mg were safe and generally well tolerated by the healthy male and female subjects in this study.

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years to 45 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy adult males or females between 18 and 45 years of age
  • Females are eligible if documentation exists that they are surgically sterilized
  • In good general health [determined by medical history, physical examination, clinical laboratory tests, and without evidence of a clinically significant abnormality, in the opinion of the investigator and medical monitor.
  • Subject has a resting 12-lead ECG at screening that shows no clinically significant abnormality and a Bazett-corrected QT interval less than 450 milliseconds.
  • BMI between 18-32 kg/m2
  • Subject read, understood, and signed the ICF

Exclusion Criteria:

  • History of chronic or recurrent renal, hepatic, pulmonary, allergic, cardiovascular, gastrointestinal, endocrine, CNS, hematologic or metabolic disease, or has an immunologic, emotional, and/or psychiatric disturbance.
  • History of gastric surgery, etc.
  • Abnormality or clinical lab test results at Screening that is considered clinical significant by the investigator or the medical monitor.
  • Gastroenteritis within 1 week before Day 1.
  • Acute illness that could pose a threat or harm to the subject or interfere with laboratory test results or interpretation of study data.
  • Donated blood within a 4 week period before Day 1.
  • Positive for Hep B, C or HIV-1, HIV=2, or positive results at Screening for hepatitis B surface antigen (HBsAG), HCV antibody, or HIV-1 or HIV-2 antibodies
  • Medication-related exclusions
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00990145

United States, Texas
PPD Phase I Unit
Austin, Texas, United States
Sponsors and Collaborators
Enanta Pharmaceuticals
  More Information

Responsible Party: Maria T. Madison, Sc.D., Enanta Pharmaceuticals, Inc.
ClinicalTrials.gov Identifier: NCT00990145     History of Changes
Other Study ID Numbers: EDP-322-07-002
First Submitted: October 5, 2009
First Posted: October 6, 2009
Last Update Posted: October 8, 2009
Last Verified: October 2009