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RecruitingNCT07235059ClinicalTrials.gov record

Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of OJR520 in Healthy Volunteers and Participants With Chronic Kidney Disease

Chronic Kidney Disease

THE QUICK READ

What this study involves

The registry says this study is recruiting. Individual locations may have different availability.

Study type
Interventional
Phase
Phase 1
Age range
18 years - 65 years
Sex eligible
All sexes
Healthy volunteers
Accepted
Participants
112 Estimated

These are starting points, not an eligibility decision. The research team must review the full requirements.

About the research

The purpose of this first-in-human (FIH) study is to evaluate safety, tolerability, pharmacokinetic (PK) of OJR520.

Read the full description

This is a three-part randomized, participant- and investigator blinded, placebo-controlled, multi-center, sequential study: single ascending dose (SAD) in healthy volunteers (HV), SAD in participants with chronic kidney disease (CKD) or diabetic chronic kidney disease (DKD) and multiple ascending dose (MAD) in participants with CKD or DKD.

Who may be able to participate?

The list below is the sponsor’s full registry wording. It can include conditions, prior treatment, test results and other requirements. A match in search does not mean you qualify.

Inclusion Criteria:

Able to provide written informed consent before any assessment is performed.

Part A (HV):

• Healthy male and female participants in good health as determined by past medical history, physical examination, vital signs, 12-lead ECG, and laboratory tests at screening and baseline within the normal range.

Parts B \& C (CKD)

• Male and female participants 18 to 65 years of age.

Exclusion Criteria:

  • Women of childbearing potential.
  • Sexually active males unwilling to use contraception.

Part A (HV):

  • Clinically significant abnormal blood pressure, defined as SBP \<90 mmHg or \>140 mmHg or DBP \<55 mmHg or \>95 mmHg.
  • Abnormal resting HR, defined as \<45 bpm or \>90 bpm.

Part B \& C (CKD)

  • History of, or currently active, significant illness or medical disorders including, but not limited to, cancer (except for non-melanoma skin cancer), heart failure NYHA III-IV, heart rhythm abnormalities (e.g., atrial fibrillation, sick sinus syndrome, permanent pacemaker), CKD due to autoimmune disease, kidney transplant, dialysis or any other disease the investigator believes may preclude the participant from participating in the this study.
  • Clinically significant aortic stenosis or mitral insufficiency as identified via echocardiography.
  • History of myocardial infarction (MI), stroke, coronary artery bypass graft (CABG), percutaneous coronary intervention (PCI), or transient ischemic attack (TIA).

Other protocol defined inclusion/exclusion criteria may apply.

Understand screening

Treatment, groups and participation

The registry may describe treatments and study duration without a complete visit calendar. Ask the study team for the exact schedule, procedures, risks, costs and alternatives. Keep your usual care plan unless your treating clinician tells you otherwise.

Assignment
Random assignment
Masking
Double masked
Part A: OJR520 dose A1

Participants will receive OJR520 dose level A1.

Drug: OJR520

Part A: OJR520 dose A2

Participants will receive OJR520 dose level A2.

Drug: OJR520

Part A: OJR520 dose A3

Participants will receive OJR520 dose level A3.

Drug: OJR520

Part A: OJR520 dose A4

Participants will receive OJR520 dose level A4.

Drug: OJR520

Part A: OJR520 dose A5

Participants will receive OJR520 dose level A5.

Drug: OJR520

Part A: OJR520 dose A6

Participants will receive OJR520 dose level A6.

Drug: OJR520

Part B: OJR520 dose B1

Participants will receive OJR520 dose level B1.

Drug: OJR520

Part B: OJR520 dose B2

Participants will receive OJR520 dose level B2.

Drug: OJR520

Part B: OJR520 dose B3

Participants will receive OJR520 dose level B3.

Drug: OJR520

Part B: OJR520 dose B4

Participants will receive OJR520 dose level B4.

Drug: OJR520

Part C: OJR520 dose C1

Participants will receive OJR520 dose level C1.

Drug: OJR520

Part C: OJR520 dose C2

Participants will receive OJR520 dose level C2.

Drug: OJR520

Part C: OJR520 dose C3

Participants will receive OJR520 dose level C3.

Drug: OJR520

Part C: OJR520 dose C4

Participants will receive OJR520 dose level C4.

Drug: OJR520

Part A: Placebo

Participants will receive the matching placebo.

Other: Placebo

Part B: Placebo

Participants will receive the matching placebo.

Other: Placebo

Part C: Placebo

Participants will receive the matching placebo.

Other: Placebo

OJR520 DRUG

Participants will receive OJR520 in different dose levels.

Placebo OTHER

Participants will receive OJR520 matching placebo.

Prepare your questions

What researchers are measuring

Outcome measures describe what is being studied. They are not proof that a treatment works.

Primary measures

Number of participants with Adverse events (AEs) and Serious Adverse events (SAEs)

Time frame: From Day 1 (Part A) until Day 71 (Part C)

Incidence and severity of AEs and SAEs by treatment group, including changes in vital signs, electrocardiograms (ECGs) and laboratory results qualifying and reported as AEs.

Secondary measures

Maximum Observed Blood Concentrations (Cmax)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

Cmax is the maximum (peak) observed plasma, blood, serum, or other body fluid drug concentration after single dose administration (mass x volume-1).

Time to reach maximum plasma concentration (Tmax)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

Tmax is the time to reach maximum (peak) drug concentration after single-dose administration (time).

Area under plasma concentration-time curve (AUClast)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

AUClast is the area under the plasma concentration-time curve from time zero to the time of last quantifiable concentration (tlast).

Area under the plasma concentration-time curve (AUC[0-inf])

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

The AUC\[0-inf\] from time zero extrapolated to infinity (mass x time x volume-1).

Terminal elimination half-life (T1/2)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

T1/2 is the elimination half-life associated with the terminal slope.

Apparent plasma clearance (CL/F)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

CL/F is the apparent total body clearance of drug from plasma following extravascular administration.

Apparent volume of distribution during terminal elimination phase (Vz/F)

Time frame: From pre-dose Day 1 (Part A) until Day 71 (Part C)

Vz/F is the apparent volume of distribution during terminal elimination phase following extravascular administration.

Drug accumulation ratio (Racc)

Time frame: Part C: From pre-dose Day 1 until Day 71

The ratio of accumulation of drug between the first and last dose, only for MAD part of the study.

Area under plasma concentration-time curve (AUCtau)

Time frame: Part C: From pre-dose Day 1 until Day 71

The AUC calculated to the end of a dosing interval (tau) (amount x time x volume-1) only for MAD part of the study.

No results are flagged as posted.

Review the complete result tables and limitations in the official record.

Open official results ↗

Research locations (2)

The overall study status and a local site’s status can differ. Confirm that location’s availability before traveling.

2 locations

Quotient Sciences Sea ViewMiami, Florida, United StatesRecruiting
Juliet VentoPRINCIPAL_INVESTIGATOR
View location on map ↗
Novartis Investigative SiteBerlin, GermanyRecruiting

Study team and timeline

Lead sponsor
Novartis Pharmaceuticals
Study start
Nov 20, 2025 Actual
Primary completion
Jan 21, 2028 Estimated
Study completion
Jan 21, 2028 Estimated
First posted
Nov 19, 2025 Actual
Last updated
Nov 10, 2026 Actual

Official study contacts

Novartis PharmaceuticalsCONTACTnovartis.email@novartis.com1-888-669-6682
Novartis PharmaceuticalsCONTACT+41613241111
Official study title

A Participant- and Investigator--Blinded, Placebo- Controlled, Randomized, Multipart, Single and Multiple Ascending Dose Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of OJR520 in Healthy Volunteers and Participants With Chronic Kidney Disease

A HUMAN NEXT STEP

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Source: ClinicalTrials.gov API v2. Information is submitted by sponsors and investigators. NLM does not approve the safety or science of all listed studies. Registry disclaimer.

Retrieved: Nov 11, 2026 · Last registry update: Nov 10, 2026