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Study to Assess the Mass Balance Recovery, Metabolite Profile and Metabolite Identification of [14C]GRT6019

An Open Label, Single-dose, Single-period Study Designed to Assess the Mass Balance Recovery, Metabolite Profile and Metabolite Identification of [14C]GRT6019 in Healthy Male Participants

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07479745
Enrollment
10
Registered
2026-03-18
Start date
2026-03-25
Completion date
2026-06-18
Last updated
2026-08-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Male Volunteers

Brief summary

The main purpose of this study is to determine the mass balance recovery and the metabolite profile of a single dose of carbon-14 (\[14C\]) GRT6019

Detailed description

This is an open-label, non-randomized, single-dose study in healthy male participants. It is planned to enroll a total of ten participants to ensure data in a minimum of six participants. The estimated time for duration of study will be up to 11 weeks.

Interventions

DRUG[14C]GRT6019

Single administration in a single dosing period.

Sponsors

Grünenthal GmbH
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
30 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

1. Healthy volunteers 2. Aged 30 to 65 years inclusive at the time of signing informed consent

Exclusion criteria

1. Serious adverse reaction or serious hypersensitivity to any drug or formulation excipients 2. Presence or history of clinically significant allergy requiring treatment, as judged by the investigator. Hay fever is allowed unless it is active 3. Presence or history of diseases or conditions known to interfere with the absorption, distribution, metabolism or excretion of drugs 4. History of clinically significant cardiovascular, renal, hepatic, respiratory, particularly gastrointestinal (GI) disease, especially peptic ulceration, clinically significant GI bleeding, ulcerative colitis, Crohn's disease or irritable bowel syndrome, neurological or psychiatric disorder, or clinically significant dermatological disorder 5. History of GI surgery (with the exception of appendectomy or hernia repair unless it was performed within the previous 12 months)

Design outcomes

Primary

MeasureTime frameDescription
Cumulative amount of total radioactivity excreted (CumAe)Day -1 (Admission), Day 1 up to Days 47-48.To determine the mass balance recovery of total radioactivity in all excreta (urine and faeces) after a single dose of \[14C\]GRT6019
Cumulative amount of total radioactivity excreted expressed as a percentage of the radioactive dose administered (Cum%Ae)Day -1 (Admission), Day 1 up to Days 47-48.To determine the mass balance recovery of total radioactivity in all excreta (urine and faeces) after a single dose of \[14C\]GRT6019
Metabolite profling and structural identificationDay -1 (Admission), Day 1 up to Days 47-48.To perform metabolite profiling, structural identification, and quantification analysis from plasma, urine and faecal samples

Countries

United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 13, 2026