The objective of the study was to assess the bioequivalence of Lendormin Tablets (Delpharm Reims) vs. Lendormin Tablets (Synmosa Biopharma Co. Ltd.) following oral administration

Inclusion criteria:

1. Healthy volunteers, provision of signed written informed consent before enrolment into the study, ability to communicate with the investigators, and to understand and comply with the requirements of the study.
2. Healthy adult male, aged between 20 and 40 years old.
3. Body Mass Index (BMI) between 18.5 and 25, inclusive, (BMI will be calculated as weight in kilogram [kg]/height in meters2 [m2]).
4. Physically and mentally healthy subjects as confirmed by an interview, medical history, clinical examination, chest x-ray and electrocardiogram.
5. No significant deviation from normal biochemistry examination.
6. No significant deviation from normal haematology examination.
7. No significant deviation from normal urinalysis examination.

Exclusion criteria:

1. History of drug or alcohol abuse within the past one year.
2. Medical history of allergic asthma or sensitivity to analogous drug.
3. Evidence of chronic or acute infectious diseases from 4 weeks before the study.
4. Evidence of any clinical significant renal, cardiovascular, hepatic, hematopoietic, neurological, pulmonary or gastrointestinal pathology.
5. Ongoing peptic ulcer and constipation.
6. Planned vaccination during the time course of the study.
7. Taking any clinical investigation drug from 3 months before the study.
8. Use of any medication, including herb medicine or vitamins from 4 weeks before the study.
9. Donation of greater than 250 ml of blood in the past 3 months prior to dosing or donation of 250 ml of blood in the past 2 months prior to dosing.
10. A positive Hepatitis B surface antigen or positive Hepatitis C antibody result.
11. A positive test for HIV(Human immunodeficiency virus) antibody.