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PHASE2RECRUITING
View on ClinicalTrials.gov

Testing ROC-101 for pulmonary arterial hypertension (PAH)

Official title: A Study of ROC-101 in Patients With Pulmonary Arterial Hypertension (PAH) and Pulmonary Hypertension Associated With Interstitial Lung Disease (ILD-PH) (ROCSTAR STUDY)

A Phase 2A, Open-Label Single Arm Multicenter Exploratory Study to Evaluate the Safety, Tolerability, and Efficacy of Oral Doses of ROC-101 in Patients With Pulmonary Arterial Hypertension (PAH) and Pulmonary Hypertension Associated With Interstitial Lung Disease (ILD-PH).

Condition: Pulmonary Arterial Hypertension (PAH)Sponsor: AllRock Bio, Inc.Target enrollment: 40

Interventions

DRUG

ROC-101

Oral, daily administered Rho kinase inhibitor

Canadian Sites (2)

Peter Lougheed Centre

Calgary, Alberta, Canada

RECRUITING

London Health Ontario

London, Ontario, Canada

RECRUITING

Eligibility Criteria

See who this study is looking for68 criteria

The trial’s own eligibility text, word for word from the registry. Only the trial site can say who takes part.

Inclusion

  • +PAH participants: Pulmonary Vascular Resistance (PVR) of ≥ 5 Wood units (≥ 400 dynes/sec/cm-5) and, Pulmonary Capillary Wedge Pressure (PCWP) ≤ 15 mmHg and Mean Pulmonary Arterial Pressure (mPAP) \> 20 mm Hg and ILD-PH participants: PVR of ≥ 3 Wood units (≥ 240 dynes/sec/cm-5) with a maximum enrollmentEnrolmentThe number of participants a study plans to include, or has included.Read more → of 5 participants with PVR between 3 and 4 Wood units inclusive (240-320 dynes/sec/cm-5 inclusive) and the remaining 5 participants must have PVR \>4 Wood units (\> 320 dynes/sec/cm-5) and, PCWP ≤ 15 mmHg and mPAP \> 20 mm Hg
  • +Normal sinus rhythm (HR) between 40 and 100 beats per minute, inclusive);
  • +Body weight at the Screening visitScreeningThe checks done before joining, to see whether a study fits.Read more → and at BaselineBaselineYour starting measurements, taken before treatment begins.Read more → (Day 1) is greater than 50.0 kg and the body mass index (BMI) is in the range of 19.00 to 36.00 kg/m2, inclusive
  • +Must be age 18 or older at the time of signing the informed consent formInformed consentThe process of being told what taking part involves, then choosing freely.Read more → (ICF). The participant must understand and voluntarily sign an ICF prior to any study-related procedures
  • +Documented findings on a right heart catheterization (RHC) consistent with a diagnosis World Health Organization (WHO) Group 1 PAH or WHO GROUP 3 PAH
  • +Symptomatic Pulmonary Hypertension (PH) classified as WHO Functional Class II or III symptoms
  • +Participants on stable background therapy for PAH or ILD-PH.
  • +Participants must be able to communicate well with Investigators, understand the study procedures in the ICF and are agreeable to complete the study in accordance with the protocolProtocolThe detailed plan a study must follow.Read more →.
  • +Must be able to swallow tablets.
  • +Pulmonary function tests (PFT):
  • +PAH participants at Screening as follows:
  • +Forced Vital Capacity (FVC) \> 70% predicted; or if between 60% to 70% predicted, or if not possible to be determined, confirmatory High-Resolution Computed Tomography (HRCT) indicating no more than mild (\<10% fibrosis) ILD and emphysema (less than 10%); and
  • +The ratio of FEV1 (first second)/FVC \> 0.70 of predicted.
  • +ILD-PH participants at Screening as follows:
  • +PFTs consistent with their ILD diagnosis and showing FEV1/ FVC ratio \> 65% and HRCT having more than 10% fibrosis and less than 10% emphysema, based on the proportion of lung parenchyma affected by fibrotic and emphysema changes.
  • +Minimum FVC of 50% and diffusing capacity for carbon monoxide (DLCO) (corrected for Hb g/dl) \>25%
  • +In PAH participants, i.e., CohortsCohortA group of participants sharing a characteristic, followed together.Read more → 1 and 2 only, ventilation-perfusion (VQ) scan (or, if unavailable, a negative Computed tomography pulmonary angiogram \[CTPA\] or pulmonary angiography result), any time prior to Screening or conducted during the Screening Period, with a normal or low probability result that is not clinically significant
  • +Acceptable Electrocardiogram (ECG) findings as assessed by the InvestigatorPrincipal investigatorThe doctor or researcher responsible for running the study at a site.Read more → or qualified designee at the Screening Visit and at the Baseline Visit (Day 1), including each criterion as listed below:
  • +Corrected QT Interval (QTcF) interval ≤ 450 msec (males) and ≤ 460 msec (females);
  • +QRS interval ≤ 120 msec; if \> 120 msec, result will be confirmed by a manual overread
  • +6MWD ≥ 100 and ≤ 550 meters repeated twice, once during Screening Period and once at the Baseline Visit (Day 1) and both values within 15% of each other, allowing for a third repeat if \> 15% difference, calculated from the higher/highest value
  • +Females of childbearing potential (as defined in protocol) must agree to use highly effective contraception (as defined in the protocol)
  • +Male participants must follow protocol-specified contraception guidance.

Exclusion

  • Participants with known hypersensitivity to ROC-101 or any components of its formulations
  • Diagnosis of the following PAH Group 1 subtypes: human immunodeficiency virus (HIV)-associated PAH, PAH associated with portal hypertension, schistosomiasis-associated PAH and pulmonary veno-occlusive disease and/or pulmonary capillary hemangiomatosis
  • Positive blood test for hepatitis B virus surface antigen (HBsAg), hepatitis C virus (HCV) antibody (HCVAb) (unless participants have had treatment for HCV and have a negative HCV ribonucleic acid \[RNA\] polymerase chain reaction \[PCR\]) or HIV antibody
  • Diagnosis of PH WHO Groups 2, 4, or 5
  • History of malignancy within the last 5 years, with the exception of fully excised or treated basal cell carcinoma, cervical carcinoma in-situ, or ≤ 2 squamous cell carcinomas of the skin
  • History of clinically significant (as determined by the InvestigatorPrincipal investigatorThe doctor or researcher responsible for running the study at a site.Read more →) non-PAH related cardiac, endocrine, hematologic, hepatic, immune, metabolic, urologic, pulmonary, neurologic, neuromuscular, dermatologic, psychiatric, renal, and/or other diseases that may limit participation in the study
  • Participation in another clinical trialInterventional studyA study where participants are given something to see what happens.Read more → involving intervention with another investigational drug, approved therapy for investigational use, or investigational device within 4 weeks prior to Baseline VisitBaselineYour starting measurements, taken before treatment begins.Read more → (unless it is in the follow-up periodFollow-upContinued check-ins after the treatment part is finished.Read more → of an interventional study), or if the half-life of the previous product is known, within 5× the half-life prior to Baseline Visit (Day 1), whichever is longer
  • Prior heart or heart-lung transplants, or a participant listed for heart and/or lung transplantation or prior pneumonectomy
  • Uncontrolled systemic hypertension as evidenced by sitting SBP \> 160 mm Hg or sitting diastolic BP \> 100 mm Hg during Screening VisitScreeningThe checks done before joining, to see whether a study fits.Read more → and Baseline Visit (Day 1) after a period of rest
  • Systolic BP \< 90 mm Hg during Screening Visit or at Baseline Visit (Day 1) or, if during screening, orthostatic systolic BP decreases by more than 20 mm Hg and the participant is symptomatic.
  • History of known pericardial constriction or a clinically significant (more than trace or trivial \[i.e., ≥10 mm\]) pericardial effusion seen in diastole or in both systole and diastole on echocardiogram (ECHO) historically and confirmed on screening ECHO
  • RHC contraindicated during the study per Investigator
  • Cerebrovascular accident within 3 months (120 days) of start of Screening
  • History of restrictive or constrictive or congestive cardiomyopathy
  • Left ventricular ejection fraction (LVEF) \< 50% on historical echocardiogram (ECHO) performed within 6 months prior to start of Screening period (and confirmed during the Screening ECHO) or grade 2 or higher diastolic dysfunction
  • History of acutely decompensated left heart failure or right heart failure within 90 days prior to Baseline, as per Investigator assessment
  • Significant (≥ 2+ \[or \> mild\] regurgitation) mitral regurgitation or aortic regurgitation valvular disease, or more than mild mitral stenosis or aortic stenosis valvular disease as seen on Screening ECHO
  • Started or stopped receiving any general supportive therapy for PH (e.g., oxygen, anticoagulants, digoxin) within 30 days prior to start of Screening
  • Use of supplemental oxygen \> 10 liters/minute or and SpO2 \< 90% while receiving typical oxygen supplementation, unless living at \> 1000 meters altitude above sea level in which SpO2 cannot be lower than 85% while receiving typical oxygen supplementation
  • Received intravenous (IV) inotropes (e.g., dobutamine, dopamine, norepinephrine, vasopressin) within 30 days prior to start of Screening
  • History of atrial septostomy within 180 days prior to start of Screening
  • History of portal hypertension or chronic liver disease, defined as mild to severe hepatic impairment (Child-Pugh Classes A to C)
  • Untreated, severe (defined as apnea hypoxia index of \> 30) obstructive sleep apnea
  • Current alcohol abuse or current illicit drug use
  • WHO Group 3 due to severe chronic obstructive pulmonary disease (COPD) or chronic pulmonary fibrosis and emphysema (CPFE) or PFT with FVC \< 50% or FEV1/FVC \< 65% or DLCO \< 25% (corrected for Hb g/dl)
  • Presence of lab abnormalities at Screening
  • History of greater than severe renal disease, including any episode of acute renal failure, with or without a prior history of renal disease in which acute dialysis (e.g., intermittent hemodialysis or continuous veno-venous hemofiltration) was required
  • Initiation of an exercise program for cardiopulmonary rehabilitation within 90 days prior to Baseline or planned initiation during the study (participants who are stable in the maintenance phase of a program and who will continue for the duration of the study are eligible)
  • Participants who plan to continue, or start during the study, medications which are sensitive cytochrome (CYP) 2D6 substrates with a narrow therapeutic index, such as nortriptyline, venlafaxine, and amitriptyline or CYP1A2 substrates with a narrow therapeutic index
  • History or presence of impaired cardiac function
  • Participants who plan to donate blood after signing consentInformed consentThe process of being told what taking part involves, then choosing freely.Read more → for the study and for 28 days after their last dose of study drug
  • Key Inclusion CriteriaInclusion criteriaThe things you must have or be for a study to consider you.Read more → for Long-term Extension Period:
  • Participants must complete the main study period (defined as completion of assessments through the Week 24 visit)
  • Key Exclusion CriteriaExclusion criteriaThe things that would prevent someone from taking part.Read more → for Long-term Extension Period:
  • Participant withdrew from main study period due to an AEAdverse eventAny medical problem that happens during a study, whether or not the treatment caused it.Read more → related to study drug
  • Any condition that in the opinion of the investigator may pose a risk to the participant, interferes with the participant's participation or confounds assessments of the participant
  • Pregnant or breastfeeding females
  • Males who do not agree to protocolProtocolThe detailed plan a study must follow.Read more → contraception guidelines
  • Women of child-bearing potential (WOCBP) must have negative pregnancy test
  • All participants must comply with contraceptive guidance until 28 days after last dose of study drug for WOCBP and 90 days after the last dose of study drug for males
  • Female participant who is pregnant, breastfeeding, or intends to conceive during the long-term extension period
  • Males who do not agree to follow protocol contraception guidelines
  • Major surgery within 8 weeks prior to Baseline Visit (Day 1) or major surgery scheduled or planned in the main study. Participants must have completely recovered from any previous surgery prior to the Screening Visit
  • Any current symptomatic coronary disease (myocardial infarction, percutaneous coronary intervention, coronary artery bypass graft surgery, or cardiac anginal chest pain in the past 6 months (180 days) prior to start of Screening)
  • Active daily smoker of cannabis or tobacco
5 concepts to explore on this page · up to 1,300 pointsTap any term to learn what it means.

In plain language

Assembled directly from this trial’s registry record. Every sentence traces to a field below — nothing here is generated or interpreted.

Learning 
What this study is

This study is testing a treatment for a condition.

Phase 2Phase 2A middle-stage study looking at what a treatment does and watching for side effects.Read more → — a middle-stage study in a few hundred people at most, looking at what the treatment does and watching for side effectsSide effectAn unwanted effect thought to be caused by the treatment itself.Read more →.

What is being given or done in this study: ROC-101.

From the trial registry

Built from these fields:

  • designModule.designInfo.primaryPurpose
  • designModule.phases
  • armsInterventionsModule.interventions[].name
How the study is run

There is only one group in this study, so there is no assignment to different treatments.

This study is open-labelOpen-labelEveryone knows which treatment is being given — nothing is hidden.Read more →: everyone knows which treatment is being given, including you and the study team.

From the trial registry

Built from these fields:

  • designModule.designInfo.allocation
  • designModule.designInfo.maskingInfo.masking
Is there a placebo?

This study does not list a placeboPlaceboA dummy treatment with no active medicine, used for comparison.Read more → group.

There is one group in this study.

From the trial registry

Built from this field:

  • armsInterventionsModule.armGroups[].type
Who the study is looking for

The study lists an age range of 18 years to 80 years.

The study is open to people of any sex.

The study does not accept healthy volunteersHealthy volunteerSomeone without the condition being studied who takes part anyway.Read more →.

These are the criteria the study lists. Only the trial siteTrial siteA hospital or clinic where a study is actually run.Read more → can decide whether someone can take part.

From the trial registry

Built from these fields:

  • eligibilityModule.minimumAge
  • eligibilityModule.maximumAge
  • eligibilityModule.sex
  • eligibilityModule.healthyVolunteers
How big and how long

The study aims to enrol about 40 people.

The study is currently expected to finish around March 2029.

The main measurement is taken over: BaselineBaselineYour starting measurements, taken before treatment begins.Read more → and 24 weeks.

From the trial registry

Built from these fields:

  • designModule.enrollmentInfo.count
  • statusModule.completionDateStruct.date
  • outcomesModule.primaryOutcomes[].timeFrame
What the study measures

Change in Pulmonary Vascular Resistance (PVR) from BaselineBaselineYour starting measurements, taken before treatment begins.Read more → versus at 24 weeks — measured over Baseline and 24 weeks.

Safety assessments: Number of Participants Who Experienced an Adverse EventAdverse eventAny medical problem that happens during a study, whether or not the treatment caused it.Read more → (AE) — measured over 24 Weeks.

From the trial registry

Built from these fields:

  • outcomesModule.primaryOutcomes[].measure
  • outcomesModule.primaryOutcomes[].timeFrame

Source: NCT07175038 on ClinicalTrials.gov. The full registry text is further down this page — this summary never replaces it.

Not medical advice. What do these terms mean?

What is being tested — in plain terms

About ROC-101Drug

Oral, daily administered Rho kinase inhibitor

From the trial registry — its own words, unedited.

What a drug is here: A medicine — a chemical or small-molecule treatment — given as the thing being studied.

Read the full explanation → · in clinical review

Common questions

Answered from this trial’s registry record. Where the record doesn’t say, these answers say so rather than filling the gap.

Am I eligible for this trial?

Only the trial siteTrial siteA hospital or clinic where a study is actually run.Read more → can decide whether someone can take part. Concord cannot make that determination, and neither can any tool that has not examined you.

What the study lists: an age range of 18 years to 80 years.

The full inclusionInclusion criteriaThe things you must have or be for a study to consider you.Read more → and exclusion criteriaExclusion criteriaThe things that would prevent someone from taking part.Read more → are published on this page, exactly as the study team wrote them.

The useful next step is to bring this trial to your doctor. Answering a few questions first gives them something concrete to review.

From the trial registry
  • eligibilityModule.minimumAge
  • eligibilityModule.maximumAge
  • eligibilityModule.eligibilityCriteria
Is there a placebo?

This study does not list a placeboPlaceboA dummy treatment with no active medicine, used for comparison.Read more → group.

From the trial registry
  • armsInterventionsModule.armGroups[].type
Would I know which treatment I am getting?

This study is open-labelOpen-labelEveryone knows which treatment is being given — nothing is hidden.Read more →: everyone knows which treatment is being given, including you and the study team.

There is only one group in this study, so there is no assignment to different treatments.

From the trial registry
  • designModule.designInfo.maskingInfo.masking
  • designModule.designInfo.allocation
Who can join?

The study lists an age range of 18 years to 80 years.

It is open to people of any sex.

It does not accept healthy volunteersHealthy volunteerSomeone without the condition being studied who takes part anyway.Read more →.

Only the trial siteTrial siteA hospital or clinic where a study is actually run.Read more → can confirm whether a particular person can take part.

From the trial registry
  • eligibilityModule.minimumAge
  • eligibilityModule.maximumAge
  • eligibilityModule.sex
  • eligibilityModule.healthyVolunteers
How long would this take?

The study's main measurement is taken over: BaselineBaselineYour starting measurements, taken before treatment begins.Read more → and 24 weeks.

The study as a whole is currently expected to finish around 2029-03.

How long any one person takes part can differ from the study length. The study team can tell you what the schedule looks like in practice.

From the trial registry
  • outcomesModule.primaryOutcomes[].timeFrame
  • statusModule.completionDateStruct.date
How many people are taking part?

The study aims to enrol about 40 people.

From the trial registry
  • designModule.enrollmentInfo.count
Where is this happening?

This study lists 3 locations, including: Calgary, Alberta, Canada; London, Ontario, Canada; Ann Arbor, Michigan, United States.

Sites can open and close during a study, so confirm with the team before travelling.

From the trial registry
  • trial_locations

About This Trial

This study evaluates the effect of ROC-101 in adults with either Pulmonary Arterial Hypertension (PAH) or Pulmonary Hypertension Associated with Interstitial Lung Disease (ILD-PH). Each eligible participant will receive standard of care (SOC) plus ROC-101 for a 24-week treatment period, followed by a long-term extension period of the study through the end of the program or marketing approval/authorization.

Other Sites (1)

University of Michigan

Ann Arbor, Michigan, United States

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This page is for informational purposes only and does not constitute medical advice. Clinical trial eligibility can only be determined by the trial site after proper screening. Trial information is sourced from ClinicalTrials.gov and may not reflect the most current status. Always consult your healthcare provider before making decisions about clinical trial participation.