A Study to Evaluate the Pharmacokinetics of HSK16149 in Subjects With Renal Impairment

Inclusion criteria

• Subjects with renal impairment(RI):

• Voluntarily sign the informed consent form, understand the trial procedures, and be willing to comply with all trial procedures and restrictions;
• 18 years to 75 years (inclusive), male and female;
• Male subjects weight ≥50 kg and female subjects weight ≥45 kg. Body mass index (BMI) : 18-30 kg/m2 (inclusive) (BMI= weight (kg)/height2 (m^2));
• Subjects with medically stable RI until study completion corresponding to the classifications of Renal Function based on GFR: mild RI: 60≤GFR<90 mL/min; moderate RI: 30≤GFR<60 mL/min, severe RI:15≤GFR<30 mL/min;
• Physical examination, vital sign measurements, 12-lead electrocardiogram (ECG), and clinical laboratory tests results were deemed appropriate by the investigator;
• Not in use of any drug within 2 weeks prior to screening, except for the medication necessary for RI/ other comorbidities (last more than four weeks in good compliance);
• Subjects (including partners) are willing to voluntarily use effective contraceptives from screening to at least 6 months after the last dose administration.
• Subjects with normal renal function :

• Voluntarily sign the informed consent form, understand the trial procedures, and be willing to comply with all trial procedures and restrictions;
• 18 years to 75 years (inclusive), male and female, age and sex must be matched with subjects with RI;
• Male subjects weight ≥50 kg and female subjects weight ≥45 kg, weight must be matched with subjects with RI. Body mass index (BMI) : 18-30 kg/m^2 (inclusive) (BMI= weight (kg)/height2 (m^2));
• 90≤GFR<130 mL/min;
• Physical examination, vital sign measurements, 12-lead electrocardiogram (ECG), and clinical laboratory tests results were deemed appropriate by the investigator;
• Not in use of any drug within 2 weeks prior to screening, except for the medication necessary for comorbidities (last more than four weeks in good compliance);
• Subjects (including partners) are willing to voluntarily use effective contraceptives from screening to at least 6 months after the last dose administration.

Exclusion criteria

• Allergic to any component in HSK16149 capsules;
• Uncontrolled or unstable cardiovascular, respiratory, liver, gastrointestinal tract, endocrine, blood, mental/nervous, etc.Systemic diseases;
• Those who have committed suicide or suicidal tendency in the past, or those who have recurrent dizziness, headache, memory and cognitive impairment;
• According to the researcher's judgment, there are factors that affect the absorption, distribution, metabolism and excretion of drugs, such as diseases, drugs, surgery, etc.; Taking Niaoduqing granules, the stool is irregular or shapeless;
• Acute renal failure;
• Smoking more than 5 cigarettes a day on average in the 3 months before screening or unable to stop using any tobacco products during the test period;
• Drinking more than 14 units per week within 3 months before screening (1 unit = 17.7 mL ethanol, that is, 1 unit =357 mL beer with 5% alcohol content, 43 mL white wine with 40% alcohol content or 147 mL wine with 12% alcohol content), or those who can't ban alcohol during the test, or those who are positive in alcohol breath test;
• Have a history of drug abuse within 5 years before screening, or have a positive drug abuse screening;
• Those who have ingested beverages or foods rich in xanthine (coffee, tea, chocolate, etc.) or grapefruit for a long time in the past, or have taken any products rich in xanthine or grapefruit orally within 48 hours before administration;
• Those who have participated in any clinical trials of drugs or medical devices within 3 months before screening (subject to administration).
• The amount of blood donation (or blood loss) within 3 months before screening is ≥400 mL, or those who have received blood products to improve anemia;
• One of ALT and/or AST >2*ULN, total bilirubin > 1.5* ULN and creatine kinase > 2*ULN during screening;
• Those who are positive for hepatitis B surface antigen, hepatitis C virus antibody, human immunodeficiency virus antibody and treponema pallidum antibody;
• Female subjects who are pregnant or lactating or whose serum pregnancy results are positive during the screening period or during the trial;
• Subjects considered by the researcher to have any factors that are not suitable for participating in this trial.