A Study to Investigate Tonlamarsen for the Treatment of Adults With Uncontrolled Hypertension (KARDINAL)

NCT ID: NCT06864104

Last Updated: 2025-12-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE2

Total Enrollment

206 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-04-10

Study Completion Date

2026-03-06

Brief Summary

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The purpose of this study is to evaluate the blood pressure (BP)-lowering efficacy of tonlamarsen in adult participants who, despite taking 2 or more antihypertensive medications, have not achieved their target blood pressure (BP).

Detailed Description

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Conditions

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Hypertension

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Once eligibility is confirmed during screening, there will be two run-in periods (Part A and Part B). Eligible participants will then be randomized to tonlamarsen or placebo (Part C).
Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Tonlamarsen

1 dose of placebo and 5 doses of active drug will be administered by subcutaneous (SC) injection

Group Type EXPERIMENTAL

Tonlamarsen

Intervention Type DRUG

Tonlamarsen will be administered subcutaneously (SC) every 4 weeks during the randomized part of the study

Placebo

5 doses of placebo and 1 dose of active drug will be administered by subcutaneous (SC) injection

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo will be administered subcutaneously (SC) every 4 weeks during the randomized part of the study

Interventions

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Tonlamarsen

Tonlamarsen will be administered subcutaneously (SC) every 4 weeks during the randomized part of the study

Intervention Type DRUG

Placebo

Placebo will be administered subcutaneously (SC) every 4 weeks during the randomized part of the study

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Age 18 to 80, body weight ≥ 50 kg
* Has uncontrolled hypertension while receiving between 2 and 5 antihypertensive medications prescribed for hypertension
* Has mean office seated systolic blood pressure \> 135 to ≤ 170 mmHg

Exclusion Criteria

* Has known history of secondary hypertension
* Has documented history of poor adherence to antihypertensive medication
* Has unstable/underlying known cardiovascular disease
* Has abnormal thyroid function with clinical significance
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Kardigan, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Pinnacle Research Group

Anniston, Alabama, United States

Site Status

Achieve Clinical Research, LLC

Birmingham, Alabama, United States

Site Status

Elite Clinical Studies

Phoenix, Arizona, United States

Site Status

Del Sol Research Management, LLC

Tucson, Arizona, United States

Site Status

Cardiology and Medicine Clinic

Little Rock, Arkansas, United States

Site Status

North Coast Cardiology

Encinitas, California, United States

Site Status

Orange County Research Center

Lake Forest, California, United States

Site Status

Clinical Trials Research

Lincoln, California, United States

Site Status

American Institute of Research

Los Angeles, California, United States

Site Status

Homestead Associates in Research, Inc.

Homestead, Florida, United States

Site Status

Jacksonville Center for Clinical Research

Jacksonville, Florida, United States

Site Status

Suncoast Clinical Research, Inc.

New Port Richey, Florida, United States

Site Status

Progressive Medical Research

Port Orange, Florida, United States

Site Status

Agile Clinical Research Trials, LLC

Atlanta, Georgia, United States

Site Status

Velocity Clinical Reseach

Savannah, Georgia, United States

Site Status

Eagle Clinical Research

Chicago, Illinois, United States

Site Status

Clinical Investigation Specialists, Inc.

Gurnee, Illinois, United States

Site Status

Koch Family Medicine Clinical Research

Morton, Illinois, United States

Site Status

Tandem Clinical Research GI, LLC

Marrero, Louisiana, United States

Site Status

IMA Clinical Research

Monroe, Louisiana, United States

Site Status

DelRicht Clinical Research - New Orleans

New Orleans, Louisiana, United States

Site Status

ActivMed Practices & Research, LLC

Methuen, Massachusetts, United States

Site Status

Oakland Medical Research Center

Troy, Michigan, United States

Site Status

Olive Branch Family Medical Center

Olive Branch, Mississippi, United States

Site Status

Richmond University Medical Center

Staten Island, New York, United States

Site Status

CHEAR Center LLC

The Bronx, New York, United States

Site Status

IMA Clinical Research

Lenoir, North Carolina, United States

Site Status

Clinical Trials of South Carolina

Moncks Corner, South Carolina, United States

Site Status

Health Concepts

Rapid City, South Dakota, United States

Site Status

Holston Medical Group

Kingsport, Tennessee, United States

Site Status

Central Texas Clinical Research

Austin, Texas, United States

Site Status

Advanced Medical Trials, LLC

Georgetown, Texas, United States

Site Status

Juno Research, LLC

Houston, Texas, United States

Site Status

Radiance Clinical Research

Lampasas, Texas, United States

Site Status

Synergy Groups Medical, LLC

Missouri City, Texas, United States

Site Status

North Hills Medical Research

North Richland Hills, Texas, United States

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Sun Research Institute

San Antonio, Texas, United States

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Manassas Clinical Research Center

Manassas, Virginia, United States

Site Status

York Clinical Research LLC

Norfolk, Virginia, United States

Site Status

Countries

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United States

Other Identifiers

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TLA-201

Identifier Type: -

Identifier Source: org_study_id