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Drug-Drug Interaction Study Between EDP-235, Itraconazole, Carbamazepine and Quinidine in Healthy Subjects.

Phase 1
Completed
Conditions
COVID-19
Interventions
Registration Number
NCT05594602
Lead Sponsor
Enanta Pharmaceuticals, Inc
Brief Summary

A Drug-Drug Interaction study to assess the effects of itraconazole, carbamazepine and quinidine on the Pharmacokinetics and Safety of EDP-235.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
36
Inclusion Criteria
  • An informed consent document signed and dated by the subject
  • Healthy male and female subjects of any ethnic origin between the ages of 18 and 55 years, inclusive
  • Screening body mass index (BMI) of 18 to 30 kg/m2 with a minimum body weight of 50 kg
  • Female subjects of childbearing potential must agree to use two effective methods of contraception from the date of Screening until 90 days after the last dose of EDP-235. A male participant who has not had a vasectomy and is sexually active with a woman of childbearing potential must agree to use effective contraception from the date of Screening to 90 days after his last dose of study drug.
Exclusion Criteria
  • Clinically relevant evidence or history of illness or disease

  • Pregnant or nursing females

  • History of febrile illness within 7 days prior to the first dose of study drug or subjects with evidence of active infection

  • A positive urine drug screen at Screening or Day -1

  • Current tobacco smokers or use of tobacco within 3 months prior to Screening.

  • Any condition possibly affecting drug absorption (e.g., gastrectomy, cholecystectomy)

  • History of regular alcohol consumption

  • Participation in a clinical trial within 30 days prior to the first dose of study drug

  • For Part 2 participants:

    • Participants of Asian ancestry, given association of carbamazepine and severe rash (Stevens-Johnson Syndrome [SJS and Toxic Epidermal Necrolysis [TEN]) with HLA-B 1502 in this population
    • Platelets, white blood cell count or hemoglobin below the lower limit of normal, due to reported incidence of agranulocytosis and aplastic anemia with carbamazepine.
  • For Part 2 and Part 3 participants, the following cardiovascular abnormalities:

    • QRS duration >110 ms
    • Incomplete right bundle branch block or any complete bundle branch block
    • Heart rate <40 or >90 beats per minute (per vital sign capture while rested)
    • History of unexplained syncope, structural heart disease, or clinically significant arrhythmias
    • Personal or family history of long QT syndrome (genetically proven or suggested by sudden death of a close relative due to cardiac causes at a young age) or Brugada syndrome
    • PR interval >220 ms or any 2nd or 3rd degree AV block
    • Ventricular pre-excitation
  • History of drug allergy to itraconazole or other azole antifungals; history of drug allergy to carbamazepine or carboxamide derivatives [e.g. oxcarbazepine]; known hypersensitivity to drugs structurally related to carbamazepine [e.g.: tricyclic antidepressants] or any of its excipients);history or known hypersensitivity to mefloquine, quinine, or quinidine

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
EDP-235 and Itraconazole interaction (Part 1)EDP-235Subjects will receive EDP-235 and Itraconazole on respective dosing days
EDP-235 and Carbamazepine interaction (Part 2)EDP-235Subjects will receive EDP-235 and Carbamazepine on respective dosing days
EDP-235 and Carbamazepine interaction (Part 2)CarbamazepineSubjects will receive EDP-235 and Carbamazepine on respective dosing days
EDP and Quinidine interaction (Part 3)EDP-235Subjects will receive EDP-235 and Quinidine on respective dosing days
EDP-235 and Itraconazole interaction (Part 1)ItraconazoleSubjects will receive EDP-235 and Itraconazole on respective dosing days
EDP and Quinidine interaction (Part 3)QuinidineSubjects will receive EDP-235 and Quinidine on respective dosing days
Primary Outcome Measures
NameTimeMethod
Cmax of EDP-235 with and without coadministration with CarbamazepineDay 1 through Day 26
Cmax of EDP-235 with and without coadministration with QuinidineDay 1 through Day 13
Cmax of EDP-235 with and without coadministration with ItraconazoleDay 1 through Day 19
AUC of EDP-235 with and without coadministration with CarbamazepineDay 1 through Day 26
AUC of EDP-235 with and without coadministration with ItraconazoleDay 1 through Day 19
AUC of EDP-235 with and without coadministration with QuinidineDay 1 through Day 13
Secondary Outcome Measures
NameTimeMethod
Safety measured by adverse eventsUp to 34 days

Trial Locations

Locations (1)

ICON, plc.

🇺🇸

Lenexa, Kansas, United States

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