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A Study to Learn if a Medicine Called Itraconazole Changes How the Body Processes the Study Medicine PF-08642534 in Healthy Adults.
Sponsor: Pfizer
Summary
The purpose of this study is to learn if a medicine called itraconazole changes how the body processes the study medicine (PF-08642534) in healthy adults. This study is seeking healthy participants (men or women) who: * are aged 18 to 65 years of age * are confirmed to be healthy by their medical history and medical tests * have body mass index (BMI) of 16 to 30 kilograms per meter squared * have a total body weight of more than 50 kilograms. Participants will receive single doses of the study medicine (PF-08642534) with and without itraconazole. The total planned time of participation is about 12 weeks. The study consists of: * a screening period of up to 28 days before taking study drug * about 4 weeks of staying in the study clinic * a follow-up contact that will occur 28 to 35 days after taking itraconazole the last time.
Official title: A PHASE 1, OPEN-LABEL, FIXED-SEQUENCE STUDY TO EVALUATE THE EFFECT OF ITRACONAZOLE ON THE PHARMACOKINETICS OF SINGLE ORAL DOSES OF PF-08642534 IN HEALTHY ADULT PARTICIPANTS
Key Details
Gender
All
Age Range
18 Years - 65 Years
Study Type
INTERVENTIONAL
Enrollment
14
Start Date
2026-05-05
Completion Date
2026-07-23
Last Updated
2026-06-15
Healthy Volunteers
Yes
Conditions
Interventions
PF-08642534
Participants will receive a single dose of PF-08642534
Itraconazole
Participants will receive itraconazole once daily for 13 days (Day 12 to Day 24)
Locations (1)
New Haven Clinical Research Unit
New Haven, Connecticut, United States