A Study Evaluating the Food Effect on the Pharmacokinetics of SSS17 Capsules in Chinese Healthy Subjects

Inclusion criteria

• Healthy adult subjects aged 18 to 45 years
• Good health status with no clinically significant medical history.
• Agreement to use effective contraception from signing ICF until 6 months after trial completion, with no reproductive plan.
• Voluntarily sign informed consent form (ICF), capable of protocol compliance and scheduled follow-up

Exclusion criteria

• Hypersensitivity to investigational drug/excipients.
• Dysphagia, GI disorders affecting absorption, or relevant surgery history .
• Intolerance to venipuncture or needle/blood phobia.
• Clinically significant disorders affecting drug ADME.
• Clinically significant abnormalities in vital signs/PE/labs/12-lead ECG/chest X-ray at screening.
• Family history of malignancy or major surgery within 3 months pre-screening.
• Participation in other drug/device trials with investigational product use within 3 months.
• Blood donation/loss within 3 months.
• Special diets (pitaya/grapefruit products) or strenuous exercise within 7 days pre-dosing affecting ADME.
• Any medication use within 14 days pre-dosing.
• Regular alcohol >14 units/week within 3 months.
• Smoking >5 cigarettes/day within 3 months or unwilling to abstain during trial.
• Caffeine products within 48h pre-dosing.
• Alcohol consumption within 48h or positive alcohol screen.
• Positive serology for HBsAg, HCV Ab, HIV Ab, or syphilis.
• Pregnancy/lactation or unprotected sex
• Positive drug screen, drug abuse history, or drug use within 3 months.
• Any condition compromising safety/compliance, or investigator's judgment of unsuitability