Relative Bioavailability of Dextromethorphan Syrup in Comparison to Dextromethorphan Soft Pastilles in Healthy Male and Female Subjects

NCT ID: NCT02191709

Last Updated: 2014-07-16

Basic Information

• Recruitment Status: COMPLETED
• Clinical Phase: PHASE1
• Total Enrollment: 18 participants
• Study Classification: INTERVENTIONAL
• Study Start Date: 2009-01-31

Brief Summary

Study to investigate the relative bioavailability of orally administered dextromethorphan syrup in comparison to dextromethorphan (DMP) soft pastilles in healthy male and female subjects who are extensive metabolisers for CYP 2D6

Conditions

Healthy

Study Design

• Allocation Method: RANDOMIZED
• Intervention Model: CROSSOVER
• Primary Study Purpose: TREATMENT
• Blinding Strategy: NONE

Study Groups

Dextromethorphan syrup

Bisoltussin® Syrup

Group Type: EXPERIMENTAL

Dextromethorphan syrup

Intervention Type: DRUG

Dextromethorphan soft pastilles

Silomat® DMP soft pastilles

Group Type: ACTIVE_COMPARATOR

Dextromethorphan soft pastilles

Intervention Type: DRUG

Interventions

Dextromethorphan syrup

Intervention Type: DRUG

Dextromethorphan soft pastilles

Intervention Type: DRUG

Eligibility Criteria

Inclusion Criteria

• Healthy males and females according to the following criteria: Based upon a complete medical history, including the physical examination, vital signs (Blood Pressure (BP), Pulse Rate (PR)), 12-lead Electrocardiogram (ECG), clinical laboratory tests
• Age ≥18 and Age ≤55 years
• BMI ≥18.5 and BMI ≤30 kg/m2 (Body Mass Index)
• Extensive metabolisers for CYP 2D6
• Signed and dated written informed consent prior to admission to the study in accordance with Good Clinical Practice (GCP) and the local legislation

Exclusion Criteria

• Any finding of the medical examination (including BP, PR and ECG) deviating from normal and of clinical relevance
• Any evidence of a clinically relevant concomitant disease
• Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders
• Surgery of the gastrointestinal tract (except appendectomy)
• Diseases of the central nervous system (such as epilepsy) or psychiatric disorders or neurological disorders
• History of relevant orthostatic hypotension, fainting spells or blackouts
• Chronic or relevant acute infections
• History of relevant allergy/hypersensitivity (including allergy to drug or its excipients)
• Intake of drugs with a long half-life (> 24 hours) within at least one month or less than 10 half-lives of the respective drug prior to administration or during the trial
• Use of drugs which might reasonably influence the results of the trial or which prolong the QT/QTc interval based on the knowledge at the time of protocol preparation within 10 days prior to administration or during the trial
• Participation in another trial with an investigational drug within one month prior to administration or during the trial
• Smoker (> 10 cigarettes or > 3 cigars or > 3 pipes/day)
• Inability to refrain from smoking on trial days
• Alcohol abuse (more than 60 g/day)
• Drug abuse
• Blood donation (more than 100 mL within four weeks prior to administration or during the trial)
• Excessive physical activities (within one week prior to administration or during the trial)
• Any laboratory value outside the reference range that is of clinical relevance
• Inability to comply with dietary regimen of trial site
• A marked baseline prolongation of QT/QTc interval (e.g., repeated demonstration of a QTc interval >450 ms)
• A history of additional risk factors for TdP (Torsades de points) (e.g., heart failure, hypokalemia, family history of Long QT Syndrome)

For female subjects:

• Pregnancy or planning to become pregnant within 2 months of study completion
• Positive pregnancy test
• No adequate contraception in women of childbearing potential during the study, i.e. sterilization, intrauterine device, hormonal contraception
• Lactation period

• Use of drugs that inhibit or induce cytochrome P 450 enzymes, especially CYP 2D6, within 30 days prior to first administration of the study medication or during the trial

• Minimum Eligible Age: 18 Years
• Maximum Eligible Age: 55 Years
• Eligible Sex: ALL
• Accepts Healthy Volunteers: Yes

Sponsors

Boehringer Ingelheim

INDUSTRY

Sponsor Role: lead

Responsible Party

Responsibility Role: SPONSOR

Other Identifiers

1134.2

Identifier Type: -

Identifier Source: org_study_id