Phase 1a Study in Healthy Participants

A Randomized, Double-blind, Placebo-controlled Study to Investigate the Safety, Tolerability and Pharmacokinetics of HS-10506 in Healthy Subjects

A Randomized, Double-blind, Placebo-controlled Study to Evaluate the Safety, Tolerability and Pharmacokinetics of Oral HS-10506 in Chinese Healthy Subjects.

This is a phase 1a, first-in-human, double-blind, placebo-controlled clinical trial. The primary objective is to assess the safety, tolerability and pharmacokinetic of single dose HS-10506 in healthy subjects. The secondary objective is to observed pharmacokinetic parameters and metabolites after single dose of HS-10506.

Inclusion Criteria:

• Healthy participants aged from 18 to 45 years
• Subjects need to fully understand the research content and process, as well as possible adverse reactions, and voluntarily signed Informed Consent Form
• Males' weight ≥ 50kg, females' weight ≥ 45kg, body mass index {BMI, BMI=weight/height 2 (kg/m2)} is controlled within the range of 18~28 (including the critical value)
• During the study and for 3 months after receiving the last dose of study drug, subjects must agree not to donate sperm or eggs, not to plan to have children, and to use an effective method of contraception

Exclusion Criteria:

• Has a history of chronic or serious disease from neuropsychiatric system, cardiovascular system, urinary system, digestive system, respiratory system, skeletal muscle system, metabolic endocrine system, skin disease, blood system, immune system or tumor
• Has taken any drugs, including prescription drugs, over-the-counter drugs, herbal preparations, some health products or inhibitor/inducer of CYP3A4 or CYP3A5, within 2 weeks (or 5 half-lives) before screening and throughout the study period
• Has clinically significant ECG abnormalities, such as QT interval corrected according to Fridericia formula(QTcF), >450 ms (males), >470 ms (females)
• Has current manifestation of blood pressure or pulse abnormalities in resting state: such as systolic blood pressure <90 mmHg or ≥140 mmHg, diastolic blood pressure <60 mmHg or ≥90 mmHg, pulse <55 bpm or >100 bpm