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CompletedPhase 1

A First in Human, Single Dose, Safety and Tolerability Study of MKC253 Inhalation Powder in Healthy Adult Males

A Phase 1a, Single-Dose, Open-Label, Parallel, Ascending Dose, Controlled Safety and Tolerability Trial of Inhaled MKC253 in Healthy Adult Male Subjects

Asset

MKC253

Inhaled · GLP-1 agonist

Listed sites

1

Recruiting sites

Enrollment

26

actual

Study population

Healthy volunteers

Key I/E criteria

BMI ≤30MaleHealthy volunteers

Primary endpoint

Determine the safety and tolerability of ascending doses of MKC253 Inhalation

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT00475371
Org study IDMKC-253-001
Secondary IDEudraCT Number 2007-000361-37

Timeline

Milestones

Study first posted2007-05-21estimated
Last update posted2012-06-14estimated
Study start2007-04 (month precision)
Primary completion2007-06actual (month precision)

Assets

Investigational agents

Study populations

Who this study enrolls

Healthy volunteers

Eligibility

Who can enroll

Minimum age18 Years
Maximum age45 Years
SexMale
Healthy volunteersAccepted

Inclusion criteria

Healthy males = 18 and = 45 years of age
Written Informed Consent.
Body Mass Index (BMI) of < 30 kg/m2
Non-smoker
Normal pulmonary function and performance on pulmonary function tests

Exclusion criteria

Clinically significant disease including diabetes mellitus
Fasting blood glucose > 110 mg/dL (6.1 mmol/L)
Significant psychiatric condition or drug or alcohol abuse
Any other condition which, in the opinion of the PI, makes the subject unsuitable for the clinical trial, or could limit the validity of the informed consent and/or impair the subject's ability to participate in the trial
Inability to perform PFT maneuvers meeting recommended American Thoracic Society (ATS) standards of acceptability and repeatability criteria

Endpoints (3)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Safety / tolerability / PK

3 endpoints
Primary/protocol endpoint

Determine the safety and tolerability of ascending doses of MKC253 Inhalation Powder

Time frame:2 weeks

descriptive

Secondary/protocol endpoint

Incidence of pulmonary and other AEs

Time frame:2 weeks

event count, event

Secondary/protocol endpoint

Pharmacokinetic (PK) parameters of plasma GLP-1

Time frame:2 weeks

concentration, descriptive

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 1, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableno registry results posted yet

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.