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The Safety and Dose Response to Single Anal Doses of NRL001

Proof of Concept Study in Healthy Volunteers to Investigate the Safety and Dose Response to a Single Dose (0.3%,1% or 3%) of Methoxamine (NRL001)applied to the Anus

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06593743
Enrollment
44
Registered
2024-09-19
Start date
2002-12-31
Completion date
2013-11-12
Last updated
2024-09-19

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

Conditions

Faecal Incontinence

Brief summary

Single centre dose-finding and proof-of-concept study in healthy volunteers to assess the effects of single doses of NRL001 on the mean anal resting pressure (MARP). In addition, the pharmacokinetics of NRL001 and subject safety are also examined.

Detailed description

This is a single centre dose-finding and proof-of-concept study in healthy volunteers to assess the effects of single doses of NRL001 on the mean anal resting pressure (MARP). In addition, the pharmacokinetics of NRL001 and subject safety are also examined. The study consists of four parts, which evaluate different NRL001 concentrations and sites of application. Treatments consist of a single local application of either 0.3%, 1% or 3% w/w NRL001 gel applied peri-anally, of either 1% or 3% w/w NRL001 gel applied intra-anally, or 1% w/w NRL001 administered rectally. In addition, a 10 mg NRL001-containing suppository applied to the rectum is assessed.

Interventions

DRUGNRL001: 10mg suppository

NRL001 10mg suppository applied to rectum.

DRUGPerianal NRL001 Gel 3 strengths

A single application of 0.3%, 1.0%, 3.0% NRL001 gel in stepwise dose ascending fashion.

DRUGIntraanal NRL001 Gel 2 strengths

A single application of 3.0% or 1.0% Gel

DRUGIntrarectal NRL001 Gel

A single application of 1.0% Gel

Sponsors

Norgine
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
FACTORIAL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
Yes

Inclusion criteria

* No previous history of ano-rectal conditions/diseases. * No history of heart disease. * 18 to 75 years of age. * Males and females but pre-menopausal females of child bearing potential must be using adequate contraceptive methods and have a negative pregnancy test before the start of the study.

Exclusion criteria

* Use of medication in the last 30 days with vasodilatory activity. * Use of any medication in the last 30 days applied to the anus and/or via the rectum (exception: participation in Part A, Part B or Part C of NRL001-01/2002(HV) * Regular intake of more than 21 units of alcohol per week. * Pregnant females. * Breast feeding mothers. * Presence of concomitant gastrointestinal diseases or disorders, such as significant abdominal symptoms and haemorrhoids but also any significant organ (e.g. renal, hepatic or cardiac)dysfunction. * Volunteers whom the investigator feels would not be compliant with the requirements of the trial.

Design outcomes

Primary

MeasureTime frameDescription
Mean anal resting pressureSix hours at visit 2Mean anal resting pressure (MARP) was recorded using anal manometric catheter

Secondary

MeasureTime frameDescription
Blood pressure (mmHg)Six hours at visit 2Blood pressure was measured before the application of the trial medication and then every 30 minutes for the first 2 hours after application, plus 2 hourly for the remaining follow-up period.
Pulse rate (beats per minute)Six hours at visit 2Pulse rate was measured before the application of the trial medication and then every 30 minutes for the first 2 hours after application, plus 2 hourly for the remaining follow-up period.

Countries

United Kingdom

Outcome results

None listed

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