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MQX-503 vs Nitroglycerin Ointment: A Pharmacokinetic Comparison in Normal Subjects

MQX-503 Applied to the Fingers vs. Nitroglycerin Ointment 2%, USP, Applied to the Chest: A Pharmacokinetic Comparison in Normal Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00513994
Enrollment
6
Registered
2007-08-09
Start date
2007-08-31
Completion date
2007-10-31
Last updated
2008-04-11

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

Conditions

Healthy

Keywords

Pharmacokinetics, Nitroglycerin, pharmacokinetics study of nitroglycerin containing treatments

Brief summary

The purpose of the study is to measure how much nitroglycerin or its metabolites may be found in the bloodstream when MQX-503 or an FDA approved Nitroglycerin ointment 2% USP is applied to the skin of healthy subjects.

Interventions

DRUGNitroglycerin

MQX-503 1%, a topical microemulsion of nitroglycerin 1% and Nitroglycerin Ointment 2%, USP

Sponsors

MediQuest Therapeutics
Lead SponsorINDUSTRY

Study design

Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy volunteers 18 - 70 years of age. * Subjects able to give written informed consent and comply with study requirements. * Subjects willing and able to safely discontinue all current prescription therapies. * Subjects who will agree not to participate in other clinical trials. * Negative pregnancy test in fertile females and agreement to use effective contraception throughout the study.

Exclusion criteria

* Persons who would be put at risk by discontinuing prescription therapies. * Subjects with a known allergy to nitroglycerin. * Subjects who have a condition or issue that would adversely affect the application of study medication, study evaluations or the subject's ability to comply with the protocol. * Subjects who recently experienced myocardial infarction, uncontrolled congestive heart failure, unstable angina, uncontrolled hypotension or uncontrolled hypertension. * Subjects who have participated in a study of an investigational drug within two weeks of visit 1. * Subjects who have screening lab values that are out of range or are considered clinically significant by the investigator. * Subjects who have had major abdominal, thoracic, or vascular surgery within 6 months of visit 1. * Subjects with non-epithelialized skin lesions or interfering skin conditions at the time of screening in the area where study medication is to be applied. * Pregnant or nursing women. * Women of childbearing potential who are unwilling to comply with the contraceptive requirements.

Design outcomes

Primary

MeasureTime frame
The primary objective is the measurement and comparison of the levels of nitroglycerin and its metabolites in the blood of healthy human volunteers after a single topical dose of MQX-503 and a single topical dose of Nitroglycerin Ointment 2%, USP.8 hours

Secondary

MeasureTime frame
A secondary objective is the observation of the volunteers for any adverse events2 weeks

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026