HomeTrialNCT05612035
NCT05612035Phase 2ACTIVE NOT RECRUITING

Frespaciguat (MK-5475) INSIGNIA-PH-COPD: A Study of the Efficacy and Safety of Frespaciguat (an Inhaled sGC Stimulator) in Adults With PH-COPD

Study Summary

Researchers are looking for ways to treat pulmonary hypertension (PH) caused by chronic obstructive pulmonary disease (COPD). The goal of the study is to learn if people who take frespaciguat can walk farther in 6 minutes at Week 24 compared to people who take placebo.

Interventions / Drugs
View on ClinicalTrials.gov ↗
Study Details
Enrollment120 participants
Primary Completion
Lead SponsorMerck Sharp & Dohme LLC
Data Retrieved2026-04-11 02:55:36.205331+00:00
What This Trial Means for Biotech Investors
Trial Phase Context

Phase 2 trials begin testing efficacy in a larger patient group (100–300). This is often where biotech binary events occur — positive Phase 2 data can significantly advance a company's pipeline narrative, while failures can be terminal for a program.

Status & Expected Data

Enrollment is complete. The trial is in its follow-up or data collection phase — a readout may occur on or near the primary completion date.

Enrolled: 120 participants
Sponsor Catalyst Profile

Merck & Co (MRK) is the sponsoring company for this trial. BiotechSign currently grades this company F (35/100) based on composite catalyst signals across its full pipeline. This trial is one data point in that overall catalyst picture.

Not financial advice. BiotechSign data is sourced from ClinicalTrials.gov, SEC EDGAR, and other public databases for research and informational purposes only. It does not constitute investment recommendations. Always do your own due diligence before making investment decisions.