A Phase 1 MAD Study to Evaluate the Safety and Tolerability of LY03020

Exclusion Criteria18

• Healthy Subjects
• Subjects have any clinically significant medical condition or chronic disease.
• Subjects have used any of nonprescription drugs within 7 days or prescription drugs within 28 days prior to administration.
• Subjects experienced a history of keratopathy, fundus disease, increased intraocular pressure, or angle-closure glaucoma. Subjects have any abnormal and clinically significant test for ophthalmic examination during screening.
• Subjects with a history of orthostatic hypotension or syncope.
• Subjects with condition that may interfere with the drug absorption, distribution, metabolism and excretion significantly.
• Subjects had a history of surgery within 3 months prior to administration, or had not recovered, or have a surgical plan during the study.
• Subjects have any clinically significant abnormal vital signs, laboratory values, and ECGs.
• Subjects have a history of allergic diseases, or allergic to any substance contained in the formulation
• Subjects have a positive test for HBsAg, HCV-Ab, HIV-Ab, or syphilis antibody. Subjects with Stable Schizophrenia
• According to the DSM-5, there were other mental disorders except schizophrenia within 6 months before screening period.
• Assessed by the investigator as having treatment-resistant schizophrenia; past or current diagnosis of neuroleptic malignant syndrome (NMS); anticipated need for antipsychotic regimen modifications during the study period;
• History of suicide attempts (including actual attempts, interrupted attempts, or failed attempts) or suicidal ideation within the past 6 months, defined as affirmative responses ("yes") to question 4 or 5 on the Columbia-Suicide Severity Rating Scale (C-SSRS) at screening/baseline;
• Subjects have used monoamine oxidase inhibitors (MAOI) within 28 days or any dietary supplements/traditional Chinese herbal products within 7 days prior to first dosing.
• Glycated hemoglobin (HbA1c) ≥7% at screening/baseline.
• Congenital long QT syndrome; uncontrolled or severe cardiovascular disease, including NYHA class II or higher congestive heart failure, unstable angina, myocardial infarction within 6 months prior to screening, or presence of treatment-requiring severe arrhythmias (e.g., sustained ventricular tachycardia, ventricular fibrillation, torsades de pointes) at screening; resting heart rate \<50 beats per minute (bpm) at screening/baseline; or QTc \>450 ms (male) / QTc \>460 ms (female) based on Fridericia's formula-corrected measurements at screening/baseline.
• Subjects experienced a history of keratopathy, fundus disease, increased intraocular pressure, or angle-closure glaucoma. Subjects have any abnormal and clinically significant test for ophthalmic examination during screening.
• Subjects with a history of orthostatic hypotension or syncope.