Dose Tolerance Study After Ocular Administration of Tiotropium in Healthy Male Volunteers
A Single Increasing Dose Tolerance Study After Ocular Administration of Tiotropium (Single Doses: 0.02 - 0.4 mcg) in Healthy Male Volunteers (Randomised, Placebo-controlled, Double-blind, Parallel Groups).
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Healthy males
- Age range from 21 to 50 years
- Within ± 20% of normal weight (Broca-Index)
- Written informed consent given
Exclusion Criteria:
- Results of the medical examinations or laboratory tests are judged by the clinical investigator to differ significantly from normal clinical values
- Volunteers with known gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders
- Volunteers with disease of the central nervous system (such as epilepsy) or with psychiatric disorders
- Volunteers with known history of orthostatic hypotension, fainting spells or blackouts
- Volunteers with chronic or relevant acute infections
- Volunteers with history of allergy/ hypersensitivity (including drug allergy)
- Volunteers with known eye diseases (incl. glaucoma), with hyperopia (> 3 diopters) or with contact lenses
- Volunteers with intraocular pressure > 22 mmHg
- Volunteers with predisposition to narrow-angle glaucoma
- Volunteers with disturbed micturition
- Volunteers who have taken a drug with a long half-life (≥ 24 hours) within ten half-lives of the respective drug before enrolment in the study
- Volunteers who received any other drugs which might influence the results of the trial during the week previous the start of the study
- Volunteers who have participated in another study with an investigational drug within the last two months preceding this study
- Volunteers who smoke (> 10 cigarettes or 3 cigars or 3 pipes/day)
- Volunteers who are not able to refrain from smoking on study day
- Volunteers who drink more than 40 g of alcohol per day
- Volunteers who are dependent on drugs
- Volunteers who have donated blood (≥ 100 ml) within the last four weeks
- Volunteers who participated in excessive physical activities (e.g. competitive sports) within the last week before the study
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Tiotropium dose group 1
0.02 mcg tiotropium solution
|
|
|
Experimental: Tiotropium dose group 2
0.04 mcg tiotropium solution
|
|
|
Experimental: Tiotropium dose group 3
0.08 mcg tiotropium solution
|
|
|
Experimental: Tiotropium dose group 4
0.16 mcg tiotropium solution
|
|
|
Experimental: Tiotropium dose group 5
0.28 mcg tiotropium solution
|
|
|
Experimental: Tiotropium dose group 6
0.40 mcg tiotropium solution
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Change in pupil diameter
Time Frame: baseline, after 24 hours
|
baseline, after 24 hours
|
|
Change in pupillary reflex
Time Frame: baseline, after 24 hours
|
baseline, after 24 hours
|
|
Change in intraocular pressure
Time Frame: baseline, after 24 hours
|
baseline, after 24 hours
|
|
Change in accommodation
Time Frame: baseline, after 24 hours
|
baseline, after 24 hours
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Change from baseline in blood pressure
Time Frame: on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
|
Change from baseline in pulse rate
Time Frame: on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
|
Change in 12-lead ECG
Time Frame: on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
on Day 1 before and 24 hours after treatment and within 8 days after treatment day
|
|
Changes from baseline in standard laboratory examinations
Time Frame: Baseline and within 8 days after treatment day
|
Baseline and within 8 days after treatment day
|
|
Occurrence of Adverse Events
Time Frame: until 8 days after treatment day
|
until 8 days after treatment day
|
Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
Helpful Links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Physiological Effects of Drugs
- Neurotransmitter Agents
- Molecular Mechanisms of Pharmacological Action
- Parasympatholytics
- Autonomic Agents
- Peripheral Nervous System Agents
- Cholinergic Antagonists
- Cholinergic Agents
- Bronchodilator Agents
- Anti-Asthmatic Agents
- Respiratory System Agents
- Pharmaceutical Solutions
- Tiotropium Bromide
Other Study ID Numbers
Other Study ID Numbers
- 205.138
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