Recent Updates
Recently added Catalysts

Glycopyrrolate

Phase 2

Chronic Obstructive Pulmonary Disease | Small molecule | Respiratory |Merck & Company, Inc.|Last Updated: Feb 9, 2026

Success Probability

Subscribe to view

Market & Valuation

Subscribe to view

Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment46

FDA Designations

No designations recorded

Clinical trial landscape

Glycopyrrolate · 1 trial · 1 indication

Phase 2 1
NCT06545500A Phase IIb Study of Glycopyrrolate Inhalation Solution Over 1 Week in Subjects With COPDChronic Obstructive Pulmonary Disease
COMPLETED46 Analytics
PHASE2COMPLETED
A Phase IIb Study of Glycopyrrolate Inhalation Solution Over 1 Week in Subjects With COPD
Chronic Obstructive Pulmonary DiseaseUnlock trial analytics

Study Endpoints

Primary Endpoints

Change From Average Baseline in Morning Trough Forced Expiratory Volume in 1 Second (FEV1)
Baseline (pre-dose for each treatment period) and Day 7

Secondary Endpoints

Change From Average Baseline FEV1 to Average Peak FEV1 Measured Over 4 Hours
Baseline (pre-dose for each treatment period) and Day 7
Change From Average Baseline FEV1 to Average FEV1 Area Under the Curve Versus Time From Time 0 to 4 Hours (AUC0-4h)
Baseline (pre-dose for each treatment period) and Day 7
Change From Average Baseline FEV1 to Average FEV1 Area Under the Curve Versus Time From Time 0 to 12 Hours (AUC0-12h)
Baseline (pre-dose for each treatment period) and Day 7
Unlock Study Endpoints

Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelCROSSOVER
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Dose Level AEXPERIMENTALThe treatment period will be 7 days, followed by a 7-day washout period, before beginning the next treatment in the sequence they were assigned to
Dose Level BEXPERIMENTALThe treatment period will be 7 days, followed by a 7-day washout period, before beginning the next treatment in the sequence they were assigned to
Dose Level CEXPERIMENTALThe treatment period will be 7 days, followed by a 7-day washout period, before beginning the next treatment in the sequence they were assigned to
Dose Level DPLACEBO_COMPARATORThe treatment period will be 7 days, followed by a 7-day washout period, before beginning the next treatment in the sequence they were assigned to

Interventions

NameTypeDescription
Glycopyrrolate (85 μg)DRUGAdministered by a standard jet nebulizer, twice daily for 7 consecutive days
Glycopyrrolate (42.5 μg)DRUGAdministered by a standard jet nebulizer, twice daily for 7 consecutive days
Glycopyrrolate (14 μg)DRUGAdministered by a standard jet nebulizer, twice daily for 7 consecutive days
PlaceboDRUGAdministered by a standard jet nebulizer, twice daily for 7 consecutive days
Unlock Study Design Details

Eligibility Criteria

Age Range40 Years to 80 Years
SexALL
Healthy VolunteersNo
Study Sites7

Inclusion Criteria: * Males are eligible to participate if they agree to use contraception from Screening and throughout the study and for at least 30 days after the last dose of blinded study medication. * Females are eligible to participate if they are not pregnant, not breastfeeding, and ≥ 1 of ...

Countries:United States
Unlock Eligibility Criteria

Frequently asked questions about Glycopyrrolate

What is Glycopyrrolate used for in Chronic Obstructive Pulmonary Disease?

Glycopyrrolate is an investigational small molecule being studied for the treatment of Chronic Obstructive Pulmonary Disease (COPD). It is administered as an inhalation solution. The drug is currently in Phase 2 clinical development and is not yet approved by regulatory authorities.

Who makes Glycopyrrolate?

Glycopyrrolate is being developed by Merck & Company, Inc., a pharmaceutical company traded on the New York Stock Exchange under the ticker symbol MRK. The company is conducting clinical trials to evaluate the drug's safety and efficacy in patients with Chronic Obstructive Pulmonary Disease.

What phase is Glycopyrrolate in?

Glycopyrrolate is in Phase 2 clinical development. A Phase IIb study of the drug has been completed in patients with Chronic Obstructive Pulmonary Disease. The drug is investigational and has not received approval from the U.S. Food and Drug Administration or other regulatory bodies.

What clinical trials is Glycopyrrolate in?

Glycopyrrolate has one completed clinical trial registered under the identifier NCT06545500. This was a Phase IIb study of Glycopyrrolate Inhalation Solution over one week in subjects with Chronic Obstructive Pulmonary Disease. The trial enrolled 46 participants in the United States and was randomized, double-blind, and placebo-controlled.

Is Glycopyrrolate the same as other COPD medications?

Glycopyrrolate is a specific drug being developed by Merck & Company, Inc. for Chronic Obstructive Pulmonary Disease. It is not identified as being the same as any other named medication in the available information. Its mechanism of action and relationship to other COPD treatments have not been specified.