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Clinical Trials/NCT06493461
NCT06493461TerminatedPhase 1

Phase 1b, Multicenter, Open-Label, Multiple Ascending Dose Study Assessing the Pharmacokinetics, Safety, Pharmacodynamics, and Efficacy of HS135 Added to Background Pulmonary Arterial Hypertension (PAH) Therapy

35Pharma Inc2 sites in 2 countries5 target enrollmentStarted: October 23, 2024Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 1
Status
Terminated
Sponsor
Enrollment
5
Locations
2
Primary Endpoint
Adverse Events (AEs)

Study Overview

Brief Summary

A Study of HS135 for the Treatment of Pulmonary Arterial Hypertension in Adults

Detailed Description

Phase 1b, Multicenter, Open-Label, Multiple Ascending Dose Study Assessing the Pharmacokinetics, Safety, Pharmacodynamics, and Efficacy of HS135 Added to Background Pulmonary Arterial Hypertension (PAH) Therapy

Study Design

Study Type
Interventional
Allocation
Na
Intervention Model
Sequential
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Male and female patients, 18 years of age and older.
  • Body Mass Index (BMI) 18.5 and 40 kg/m2 and body weight at or below 120 kg
  • Documented diagnostic RHC at any time prior to screening.
  • Diagnosis of WHO PAH Group
  • Symptomatic PAH classified as WHO FC II to IV.
  • Baseline RHC performed during the Screening Period documenting a minimum PVR of ≥ 5 Wood units (WU) or ≥ 400 dyn ・ sec ・ cm-5 and a pulmonary artery wedge pressure (PAWP) of ≤ 15 mmHg.
  • On stable doses of at least 2 background PAH therapies.

Exclusion Criteria

  • Left ventricular ejection fraction < 50% at screening.
  • Any symptomatic coronary disease events within 6 months of the screening visit.
  • Uncontrolled systemic hypertension.
  • History of restrictive, constrictive or congestive cardiomyopathy.
  • History of atrial septostomy.
  • Patients who have an abnormality in the Echocardiogram or in the 12-lead ECG that, in the opinion of the Investigator, increases the risk of participating in the study.
  • Pulmonary function test (PFT) values of forced vital capacity (FVC) and or FEV1 < 60% predicted at the screening visit or within 6 months prior to the screening visit.

Arms & Interventions

HS135

Experimental

Subcutaneous Injection

Intervention: HS135 (Biological)

Outcomes

Primary Outcomes

Adverse Events (AEs)

Time Frame: Up to 24 weeks

Change from Baseline in Physical Examination

Time Frame: Up to 24 weeks

Physical Examination will include the assessment of body systems.

Change from Baseline in Clinical Laboratory Parameters

Time Frame: Up to 24 weeks

Change from Baseline in Blood Pressure

Time Frame: Up to 24 weeks

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
35Pharma Inc
Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (2)

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