Can a new pill crack the code of stubborn high blood pressure?
NCT ID NCT06416865
First seen Sep 21, 2026 · Last updated Sep 21, 2026
Summary
Researchers are testing whether adding an experimental drug called AJU-C52 helps lower blood pressure in adults with essential hypertension that is not well controlled on a standard treatment called C52R1L. The trial enrolls about 193 adults with high blood pressure despite medication. Participants receive either AJU-C52 plus a placebo or a comparison drug called C52R1M plus a placebo, and researchers measure changes in sitting systolic blood pressure after eight weeks.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- AJU-C52, an experimental blood pressure drug, added to standard hypertension treatment
- What this could lead to
- If it works, this could give doctors another option for people whose blood pressure stays high despite taking a standard hypertension drug.
- What could go wrong
- The trial is small and tests one specific drug combination, so the results may not apply to everyone with high blood pressure. Adding a second drug can also cause side effects such as dizziness or low blood pressure.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
-
193 people
The number who actually took part.
- Started
-
Oct 2022
- Finished
-
Feb 2025
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
19 years and older
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
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
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
AJU Pharm Co., Ltd.
Seoul, South Korea
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Other studies related to the condition(s) this trial covers.
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