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PF-07999415

Phase 1

Undisclosed | Monoclonal antibody | Other |Pfizer, Inc.|Trials Updated: Jul 23, 2026

PF-07999415 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since May 2025

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment32

FDA Designations

No designations recorded

PF-07999415 clinical trials

PF-07999415 · 1 trial · 1 indication

Phase 1 1
NCT06965465A Study to Learn How Different Amounts of the Study Medicine Called PF-07999415 Are Tolerated and Act in the Body in Healthy AdultsHealthy
ACTIVE NOT_RECRUITING32 Analytics
PHASE1ACTIVE NOT_RECRUITING
A Study to Learn How Different Amounts of the Study Medicine Called PF-07999415 Are Tolerated and Act in the Body in Healthy Adults
HealthyUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of participants with treatment emergent adverse events.
First dose (Day 1) to up to final follow-up visit (Day 120)

Secondary Endpoints

Area under the concentration-time profile from time 0 to the time of the last quantifiable concentration (AUClast) for PF-07999415
First dose (Day 1) to up to final follow-up visit (Day 120)
Maximum observed concentration (Cmax) for PF-07999415
First dose (Day 1) to up to final follow-up visit (Day 120)
Time to maximum observed concentration (Tmax) for PF-07999415
First dose (Day 1) to up to final follow-up visit (Day 120)
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
PlaceboPLACEBO_COMPARATOR -
PF-07999415EXPERIMENTAL -

Interventions

NameTypeDescription
PF-07999415BIOLOGICALParticipants will receive single doses of PF-07999415.
PlaceboDRUGParticipants will receive matching placebo.
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Male and female participants of non-childbearing potential aged 18 to 65 years, inclusive, at screening who are overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, and cardiac monitoring. * Body Mass Index (BMI...

Countries:Belgium
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Recent Changes (Last 90 Days)

LOWJul 24, 2026NCT06965465enrollmentType: changed
LOWJul 24, 2026NCT06965465enrollmentType: changed

Frequently asked questions about PF-07999415

What is PF-07999415?

PF-07999415 is an investigational monoclonal antibody developed by Pfizer, Inc. It is currently in Phase 1 clinical development. The specific disease or condition it is intended to treat has not been disclosed, and the program sits in a therapeutic area classified as other.

Who makes PF-07999415?

PF-07999415 is being developed by Pfizer, Inc., which trades under the ticker PFE. Pfizer is the sponsor of the clinical program evaluating this monoclonal antibody.

What phase is PF-07999415 in?

PF-07999415 is in Phase 1 clinical development. It is an investigational agent and has not been approved by the FDA. The program currently has one active trial, and no completed trials have been reported.

What clinical trials is PF-07999415 in?

PF-07999415 is being studied in trial NCT06965465, titled a study to learn how different amounts of the study medicine called PF-07999415 are tolerated and act in the body in healthy adults. The trial is Phase 1, active but not recruiting, and enrolled 32 healthy adult participants in Belgium.

How is the PF-07999415 Phase 1 trial designed?

The Phase 1 trial NCT06965465 is a randomized, double-blind, placebo-controlled study. It enrolled 32 healthy adult volunteers, ages 18 and older, of all sexes, and is being conducted in Belgium. The study is currently active but not recruiting participants.