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Study identifier: NCT07122986 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

A Study to Learn About a Vaccine Against E Coli in Healthy Adults

Condition: Healthy Participants  ·  Sponsor: Pfizer

PhasePhase 1
Planned participants310
Who can joinAll sexes, 18 Years to 64 Years
Healthy volunteersYes

About this study

This study evaluates an investigational vaccine designed to protect against Escherichia coli (E coli). The primary objective is to assess the safety and tolerability of E coli vaccines administered intramuscularly to healthy adults.

This description comes directly from the study's public registry record.

Talk to the study team

Pfizer CT.gov Call Center  ·  1-800-718-1021  ·  ClinicalTrials.gov_Inquiries@pfizer.com

Always discuss trial participation with your own doctor first.

Locations (11)

Anaheim Clinical Trials, LLCAnaheim, California, United StatesRecruiting
Orange County Research CenterLake Forest, California, United StatesRecruiting
Diablo Clinical Research, Inc.Walnut Creek, California, United StatesRecruiting
Miami Eye InstituteHollywood, Florida, United StatesRecruiting
Research Centers of AmericaHollywood, Florida, United StatesRecruiting
NYU Langone HealthNew York, New York, United StatesRecruiting
CTI Clinical Research CenterCincinnati, Ohio, United StatesRecruiting
Senders PediatricsSouth Euclid, Ohio, United StatesRecruiting
Alliance for Multispecialty Research, LLCKnoxville, Tennessee, United StatesRecruiting
Alliance for Multispecialty Research, LLCKnoxville, Tennessee, United StatesRecruiting
University Eye Specialists, P.C. (Ophthalmologist)Maryville, Tennessee, United StatesRecruiting

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Source record: clinicaltrials.gov/study/NCT07122986