A Study to Evaluate Safety, Tolerability, and Pharmacokinetics of SOL-804 in Healthy Male Subjects

Inclusion Criteria: 1. healthy adult male volunteers between 19 to 50 years of age at screening visit. 2. Body mass index (BMI) between 19.0 to 30.0 kg/m2 3. The subjects voluntarily decide to participate in the study after receiving a full explanation and understanding and provide written consent 4. The subjects are suitable for this study as determined by the investigator (physical examination, clinical laboratory tests, etc.) Exclusion Criteria: 1. Clinically significant abnormal physical examination, vital signs or ECG 2. The subjects who have a medical history of hepatobiliary, renal, neurological, immune, respiratory, endocrine, hematologic, oncologic, cardiovascular, urinary, psychiatric or sexual dysfunction. 3. The subjects who have a hereditary disorder including galactose intolerance, Lapp lactase deficiency, glucose-galactose malabsorption, etc. 4. The subjects who have a history of drug abuse or positive with urine drug screening test