Bioavailability of Different Applications of Dabigatran in Healthy Volunteers

Inclusion criteria

• Healthy males and females according to the following criteria: Based upon a complete medical history, including the physical examination, vital signs (BP, PR), 12-lead ECG, clinical laboratory tests
• Age ≥18 and age ≤50 years
• BMI ≥18.5 and BMI ≤29.9 kg/m2 (Body Mass Index)
• Signed and dated written informed consent prior to admission to the study in accordance with 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 could reasonably influence the results of the trial (especially unspecific inducing agents like St. John´s wort (Hypericum perforatum) or that 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 two months 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 was 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 Torsade de Pointes (e.g. heart failure, hypokalemia, family history of Long QT Syndrome)
• For female subjects:

• Positive pregnancy test, pregnancy or planning to become pregnant during the study or within 1 month after study completion
• No adequate contraception during the study and until 1 month after study completion, i.e. not any of the following: implants, injectables, combined oral contraceptives, intrauterine device (IUD), sexual abstinence for at least 1 month prior to enrolment, vasectomised partner (vasectomy performed at least 1 year prior to enrolment), or surgical sterilisation (including hysterectomy). Females, who did not have a vasectomised partner, were not sexually abstinent or surgically sterile were to be asked to use an additional barrier method (e.g. condom, diaphragm with spermicide)
• Lactation
• Intake of medication, which influences the blood clotting, i.e. acetylsalicylic acid, oral vitamin K antagonists etc.