Efficacy and Safety of AJU-C52 in Essential Hypertension Patients

September 16, 2026 updated by: AJU Pharm Co., Ltd.

A Randomized, Double-blind, Multi-center, Phase III Trial to Evaluate the Efficacy and Safety of AJU-C52 in Compared With C52R1M for Essential Hypertension Patients in Inappropriately Controlled on C52R1L Treatment

A Randomized, Double-blind, Multi-center, Phase III study to evaluate the efficacy and safety of the AJU-C52 compared with the combination of C52R1M in patients with essential Hypertension Patients who have inappropriately controlled on C52R1L treament

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

193

Phase

  • Phase 3

Contacts and Locations

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

Study Locations

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

19 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Adults aged ≤19 years.
  • Those who voluntarily signed the informed consent to participate in this study.
  • A patient diagnosed with essential hypertension or Patients taking hypertension medication
  • Those who are eligible for adequate blood pressure criteria during screening tests: Naïve patient-160 mmHg≤MSSBP<200 mmHg and MSDBP<110 mmHg/Patients taking hypertension medication-140 mmHg≤MSSBP<200 mmHg and MSDBP<110 mmHg

Exclusion Criteria:

  • At the screening visit (Visit 1), patients had 3 blood pressure measurements in the arm with the higher average MSSBP, those whose maximum and minimum blood pressure differences are MSSBP 20 mmHg and MSDBP 10 mmHg
  • Secondary hypertension patients or those with a history of suspected secondary hypertension
  • Cardiovascular/cerebrovascular disease
  • Those with a history of malignant tumor within 5 years

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: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: AJU-C52L, AJU-C52

Treatment Period 1: AJU-C52L+C52R1L placebo

Treatment Period 2: AJU-C52+C52R1M placebo

AJU-C52L+C52R1L placebo: Subjects take the investigational products once a day for 2 weeks.

AJU-C52+C52R1M placebo: Subjects take the investigational products once a day for 6 weeks.

Experimental: C52R1L, C52R1M

Treatment Period 1: C52R1L+AJU-C52L placebo

Treatment Period 2: C52R1M+AJU-C52 placebo

C52R1L+AJU-C52L placebo: Subjects take the investigational products once a day for 2 weeks.

C52R1M+AJU-C52 placebo: Subjects take the investigational products once a day for 6 weeks.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Changes in MSSBP(mean sitting systolic blood pressure)
Time Frame: 8th week

Changes in MSSBP(mean sitting systolic blood pressure) at the 8th week afeter administration of investigational products from the baseline.

8th week

Collaborators and Investigators

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

Sponsor

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

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 (Actual)

October 18, 2022

Primary Completion (Actual)

December 23, 2024

Study Completion (Actual)

February 19, 2025

Study Registration Dates

First Submitted

May 12, 2024

First Submitted That Met QC Criteria

May 12, 2024

First Posted (Actual)

May 16, 2024

Study Record Updates

Last Update Posted (Actual)

September 21, 2026

Last Update Submitted That Met QC Criteria

September 16, 2026

Last Verified

September 1, 2026

More Information

Terms related to this study

Other Study ID Numbers

  • 21HT30601

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

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.