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A Study of ORN252 in Healthy Participants

A Phase 1 Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of ORN252 in Healthy Participants

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07439796
Enrollment
20
Registered
2026-02-27
Start date
2026-03-16
Completion date
2027-03-01
Last updated
2026-04-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Volunteers - Male and Female

Brief summary

The purpose of this study is to assess the safety and tolerability of ORN252 in healthy adult participants.

Interventions

BIOLOGICALORN252

ORN252 is a lipid nanoparticle encapsulating a circular RNA encoding an anti-CD19 CAR protein.

Sponsors

Orna Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Male and female participants who are healthy as determined by the Investigator based on review of medical history, physical examination, and laboratory tests * Participant is willing and able to comply with study visits and other protocol requirements * Other protocol specific inclusion criteria may apply

Exclusion criteria

* Clinically significant history or presence of organ dysfunction * Use of any investigational product within 3 months, or 5 half-lives, whichever longer * Other protocol specific

Design outcomes

Primary

MeasureTime frameDescription
The incidence and severity of safety, clinical, and laboratory abnormalities in healthy adult participants.12 weeksTo evaluate the safety and tolerability of ORN252 administered to healthy adult participants.

Secondary

MeasureTime frameDescription
Pharmacokinetic (PK) parameters of ORN252 components29 daysArea under the concentration versus time curve from time zero to the time of the last quantifiable concentration \[AUClast\]
Pharmacodynamic (PD) effects of of ORN25212 weeksChanges in circulating B cell counts and lymphocytes
Immunogenicity of ORN25212 weeksTo assess the presence of anti-drug antibodies in healthy adult participants

Countries

Australia

Contacts

CONTACTOrna Clinical Trials
ClinicalTrials@ornatx.com877-728-6762

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 17, 2026