Relative Bioavailability of 1 mg and 10 mg BI 1356 BS as Powder in the Bottle (PIB) to 1 mg and 10 mg BI 1356 BS as Tablets as Single Oral Administration in Healthy Male Volunteers Including the Influence of Food on the Bioavailability of 10 mg BI 1356 BS

Inclusion Criteria: * Healthy male subjects 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 * No findings deviating from normal and of clinical relevance * No evidence of a clinically relevant concomitant disease * Age ≥21 and Age ≤65 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 Good Clinical Practice (GCP) and the local legislation Exclusion Criteria: * Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders * Surgery of 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 allergy/hypersensitivity (including drug allergy) which is deemed relevant to the trial as judged by the investigator * 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 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 is of clinical relevance * Inability to comply with dietary regimen of study centre * No adequate contraception (condom use plus another form of contraception e.g. spermicide, oral contraceptive taken by female partner, sterilisation, intrauterine device) during the whole study period from the time of the first intake of study drug until one month after the last intake