To Determine the Safety and Immunogenicity of an Oral(Whole Cell) Euvichol Cholera Vaccine in Healthy Adult Men

Inclusion Criteria: * Adult men over 20years of age * More than 45kg body weight and ideal body weight within ±20% of the weight * Screening was conducted within 14 days of investigational drug administration (Vital Sign \& Physical Examination, hematology and blood coagulation tests, blood chemistry tests, urinalysis, 12-lead ECG, etc.), the results at the discretion of the investigator deemed suitable for participation in clinical trials * Written consent person who determines to participate in a clinical trial Exclusion Criteria: * A person who showed hypersensitivity when other preventive vaccination in the past * A person who have received cholera vaccine in the past * A person who had a febrile illness or infection disease, or have received antibiotics within 2weeks before the start of the experiment * A person who had gastrointestinal symptoms such as diarrhea, abdominal pain, or have been received prescription drug within one week before the start of the experiment * A person who was lasted for more than two weeks of symptoms such as diarrhea, abdominal pain within 6months before the start of the experiment * A person who donate whole blood or component of blood within one months before the start of the experiment if the donors * A person who received other preventive vaccine within 2months before the start of the experiment * A person who received blood products of immune globulin preparations within 3months before the start of the experiment * A person who has im…