The Safety and Pharmacokinetics Study of TAKC-02 Inhalation Solution in Healthy Adult Males.

Inclusion Criteria: * Both Step 1 and Step 2 are for healthy adult males who meet all of the following conditions. 1. Subjects are normal healthy men 2. Aged between 20 and 40 at the time of consent 3. Subjects who have obtained the voluntary consent of the person in writing 4. Subjects with BMI of 18.5 or more and less than 25.0 kg / m2 5. Subjects who can be hospitalized during the cohort transition safety assessment period Exclusion Criteria: * Both Step 1 and Step 2 do not apply to those who meet any of the following conditions. 1. Subjects with clinically problematic complications or medical history 2. Subjects with a history of drug allergies 3. Smokers (those who have smoked within 1 year) 4. Subjects with hypersensitivity disease (excluding asymptomatic pollinosis) 5. Those who may affect the absorption, distribution, metabolism and excretion of drugs 6. Subjects have been prescribed a drug intended for treatment within 4 weeks before administration of the study drug, or those who need administration during the period of participation in the study 7. Subjects have used over-the-counter drugs within 4 weeks before administration of the study drug, or those who need to use it during the period of participation in the study 8. Subjects ingested alcoholic beverages or caffeine-containing beverages within 24 hours before administration of the study drug 9. Subjects with reduced lung function (FEV1.0% \<70%) 10. Subjects with alcoholism or drug addiction 11. Subjects have a positive reaction in the substance abuse test 12. Subjects tested positive for HBsAg, hepatitis C virus (HCV) antibody, HIV antigen / antibody, syphilis serum reaction or severe acute respiratory syndrome (SARS)-CoV-2 nucleic acid amplification 13. Subjects collected 400 mL or more of whole blood within 16 weeks before administration of the study drug or 200 mL or more of blood within 4 weeks, or those who collected component blood (plasma component and platelet component) within 2 weeks before administration of the study drug, or subjects whose annual total blood collection volume exceeds 1200 mL, including the planned blood collection volume for clinical trials 14. Subjects have been treated with TAKC-02 in the past 15. Subjects participated in another clinical trial and were administered anther test drug within 16 weeks before the administration of the study drug, or those who participated in another clinical trial at the same time as this clinical trial. 16. Subjects have been vaccinated against new coronavirus, influenza, etc. within 4 weeks before the administration of the study drug, or who are scheduled to be vaccinated during the period of participation in the study. 17. Subjects are not willing to adhere to proper contraception using effective contraception for 3 weeks after the last dose of the study drug from the date of admission of study site. 18. Subjects are judged inappropriate to participate in the clinical trial by the investigator or the co-investigator.