Bioavailability of Ibuprofen Enantiomers Compared With Standard Brufen Sirup in Healthy Male Volunteers
An Open Two Way Cross Over Study to Relative Bioavailability of Ibuprofen Enantiomers After Single p.o. Administration of 200 mg Syrup (T) Compared With 200 mg Standard Brufen Sirup (R)
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 from 21 to 50 years and within +-20% of their normal weight (Broca index)
- Written informed consent
Exclusion Criteria:
- Any findings of the medical examination or laboratory tests deviating from normal and of clinical relevance
- Gastrointestinal, hepatic, renal, respiratory (especially bronchial asthma and chronic obstructive pulmonary disease), cardiovascular, metabolic, immunological or hormonal disorders
- Diseases of the central nervous system (such as epilepsy) or psychiatric disorders
- History of orthostatic hypotension, fainting spells or blackouts
- Chronic or relevant acute infections
- History of allergy/hypersensitivity (including drug allergy) which is deemed relevant to the trial as judged by the investigator
- Intake of a drug with a long half-life (>=24 hours) within at least one month or less than ten half-lives of the respective drug before enrolment in the study
- Use of any drugs which might influence the results of the trial within seven days prior to administration or during the trial
- Participation in another trial with an investigational drug within two months prior to the start of the study
- Smoker (> 10 cigarettes or 3 cigars or 3 pipes/day)
- Inability to refrain from smoking on study days
- Alcohol abuse
- Drug abuse
- Blood donation (>100 ml) within four weeks prior to administration
- Other disease or abnormality of clinical relevance
- Excessive physical activities within two weeks prior to administration or during the trial
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Crossover Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Ibuprofen
|
|
|
Active Comparator: Brufen
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Total area under the plasma drug concentration-time curve from time zero to infinity (AUC0-∞)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Maximum drug plasma concentration (Cmax)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Time to reach the maximum concentration of the analyte in plasma (tmax)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Apparent terminal rate constant (λz)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Apparent terminal half-life of the analyte in plasma (t1/2)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Total area under the plasma drug concentration-time curve from time zero to the last quantifiable drug (AUC0-t(last))
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Mean residence time, total (MRTtot)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Total plasma clearance divided by the systemic availability factor (CL/f)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Volume of distribution during the terminal phase λz, divided by f (Vz/f)
Time Frame: Up to 12 hours after each administration
|
Up to 12 hours after each administration
|
|
Number of adverse events
Time Frame: Up to 8 days after last drug administration
|
Up to 8 days after last drug administration
|
|
Change from baseline in 12-lead ECG (electrocardiogram)
Time Frame: Baseline, 8 days after last drug administration
|
Baseline, 8 days after last drug administration
|
|
Change in vital functions (blood pressure and puls rate)
Time Frame: Baseline, up to 8 days after last drug administration
|
Baseline, up to 8 days after last drug administration
|
|
Change from baseline in standard laboratory evaluation
Time Frame: Baseline, 8 days after last drug administration
|
Baseline, 8 days after last drug administration
|
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 (Actual)
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
- Molecular Mechanisms of Pharmacological Action
- Peripheral Nervous System Agents
- Enzyme Inhibitors
- Analgesics
- Sensory System Agents
- Anti-Inflammatory Agents, Non-Steroidal
- Analgesics, Non-Narcotic
- Anti-Inflammatory Agents
- Antirheumatic Agents
- Cyclooxygenase Inhibitors
- Ibuprofen
Other Study ID Numbers
Other Study ID Numbers
- 1024.3
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