A Study to Exploratively Evaluate the Safety, Tolerability and Pharmacokinetics of DA-5223 Compared With DA-5223-R in Healthy Adult Subjects

June 4, 2026 updated by: Dong-A ST Co., Ltd.

An Open-label, Randomized, Single-dose, Two-Cohort, Two-Period, Crossover Study to Exploratively Evaluate the Safety, Tolerability and Pharmacokinetics of DA-5223 Compared With DA-5223-R in Healthy Adult Subjects

This study will exploratively evaluate the safety, tolerability and pharmacokinetics of DA-5223 compared with DA-5223-R in healthy adult subjects

Study Overview

Status

Recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

12

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • South Korea
    • Seoul
      • Gangseo-gu, Seoul, South Korea, 07590
        • Recruiting
        • Bumin hospital
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • Adult male or female, 19 years to 55 years
  • Male weighing 50 kg or more, female weighing 45 kg or more with a body mass index (BMI) of 18.0 kg/m2 to 30.0 kg/m2
  • The subjects signed and dated informed consent form after hearing a detailed explanation of the study, fully understanding and determined voluntarily to participate

Exclusion Criteria:

  • The subjects with acute illness
  • The subjects with a history of gastrointestinal disease or surgery that may affect the absorption of Investigational Product
  • The subjects hypersensitive to any of the Investigational Product components or other drug components
  • The subjects who have continuously consumed excessive smoking or alcohol within 1 months of screening, or who cannot stop smoking, caffeine, or alcohol intake during hospitalization
  • The subjects who are pregnant or lactating

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Crossover Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Sequence A
Drug: DA-5223-R
once a day
Drug: DA-5223-F
once a day
Experimental: Sequence B
Drug: DA-5223-R
once a day
Drug: DA-5223-F
once a day
Experimental: Sequence C
Drug: DA-5223-R
once a day
Drug: DA-5223-M
once a day
Experimental: Sequence D
Drug: DA-5223-R
once a day
Drug: DA-5223-M
once a day

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
AUClast
Time Frame: 0~8 hours
Area under the plasma concentration-time curve from time zero to time the last quantifiable time
0~8 hours
Cmax
Time Frame: 0~8 hours
Peak Plasma Concentration
0~8 hours

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Dong-A ST Co., Ltd.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

June 1, 2026

Primary Completion (Estimated)

June 1, 2026

Study Completion (Estimated)

June 1, 2026

Study Registration Dates

First Submitted

June 1, 2026

First Submitted That Met QC Criteria

June 4, 2026

First Posted (Actual)

June 8, 2026

Study Record Updates

Last Update Posted (Actual)

June 8, 2026

Last Update Submitted That Met QC Criteria

June 4, 2026

Last Verified

June 1, 2026

More Information

Terms related to this study

Other Study ID Numbers

  • DA5223_Pilot_I

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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