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REGN22044

Phase 1

Undisclosed | Small molecule | Other |Regeneron Pharmaceuticals, Inc.|Trials Updated: Aug 25, 2026

REGN22044 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Apr 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment88

FDA Designations

No designations recorded

REGN22044 clinical trials

REGN22044 · 1 trial · 1 indication

Phase 1 1
NCT07526116A First in Human Study to Assess Safety, Tolerability and Pharmacokinetics of a Single Dose of REGN22044 in Healthy AdultsHealthy Volunteer
RECRUITING88 Analytics
PHASE1RECRUITING
A First in Human Study to Assess Safety, Tolerability and Pharmacokinetics of a Single Dose of REGN22044 in Healthy Adults
Healthy VolunteerUnlock trial analytics

Study Endpoints

Primary Endpoints

Occurrence of Treatment-Emergent Adverse Events (TEAEs)
Up to 18 weeks
Severity of TEAEs
Up to 18 weeks

Secondary Endpoints

Concentration of REGN22044 in serum
Up to 18 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Intravenous (IV) CohortsEXPERIMENTAL -
Subcutaneous (SC) CohortsEXPERIMENTAL -

Interventions

NameTypeDescription
REGN22044DRUGAdministered per the protocol
PlaceboDRUGAdministered per the protocol
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Key Inclusion Criteria: 1\. Is judged by the investigator to be in good health as described in the protocol Key Exclusion Criteria: 1. History of clinically significant cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrine, hematological, psychiatric, or neurological disease, a...

Countries:Belgium
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Recent Changes (Last 90 Days)

LOWAug 25, 2026NCT07526116Status: NOT_YET_RECRUITING → RECRUITING
LOWAug 25, 2026NCT07526116Status: NOT_YET_RECRUITING → RECRUITING

Frequently asked questions about REGN22044

What is REGN22044?

REGN22044 is an investigational small molecule being developed by Regeneron Pharmaceuticals, Inc. It is in Phase 1 clinical development and is currently being studied in healthy adult volunteers. Regeneron has not publicly disclosed the specific disease or condition the drug is intended to treat.

Who makes REGN22044?

REGN22044 is made and developed by Regeneron Pharmaceuticals, Inc., which trades on the Nasdaq under the ticker REGN. Regeneron is running the first-in-human study of the compound and holds the development program.

What phase is REGN22044 in?

REGN22044 is in Phase 1 development. It has not been approved by the FDA and remains an investigational drug. Its only registered clinical study to date is a first-in-human Phase 1 trial, and no later-stage trials have been recorded.

What clinical trials is REGN22044 in?

REGN22044 is being studied in one clinical trial, NCT07526116, titled a first-in-human study to assess safety, tolerability and pharmacokinetics of a single dose of REGN22044 in healthy adults. The trial is recruiting, is randomized, double-blind and controlled, and is expected to enroll 88 participants in Belgium.

Who can enroll in the REGN22044 clinical trial?

The REGN22044 Phase 1 trial, NCT07526116, enrolls healthy adult volunteers of any sex who are 18 years of age or older. Participants receive a single dose of the study drug, and the trial is being conducted in Belgium.

Is REGN22044 approved by the FDA?

No. REGN22044 is an investigational small molecule in Phase 1 clinical development and has not been approved by the FDA. It is being evaluated only in a first-in-human safety, tolerability and pharmacokinetics study in healthy volunteers.