Pharmacokinetics and Safety of Asasantin Extended Release (RAD-SP) Capsules in Japanese Healthy Male Volunteers

Inclusion Criteria: * Healthy male volunteers judged by the investigator as appropriate subjects on the basis of screening test results * Age range: ≥ 20 years and ≤ 35 years * Body weight between 50 and 80 kg * Obesity is within ± 20% of the standard body weight * Ability to provide written informed consent to participate in the study Exclusion Criteria: * History of drug allergy * History of bronchial asthma * History of drug abuse and alcohol abuse * History of hemorrhagic tendency or hemorrhagic disease * Volunteers who have experiences in playing sports such as boxing which may damage the brain * Accidents associated with brain concussion and contusion (traffic accident, etc.) * Administration of other study drug within 4 months before start of administration of this study drug * Collection of whole blood (≥ 400 ml) within 3 months before study drug administration * Collection of component blood (≥ 400 ml) within 1 months before study drug administration * Intake of some drug or other within 10 days before the study drug administration * Excessive physical activities within the last 5 days prior to study drug administration * Intake of alcohol within 3 days before study drug administration * Volunteers judged by the investigator to be inappropriate as the subjects of study