An Open-label, Single-arm, Fixed-sequence Phase I Clinical Trial to Evaluate the Effect of HRS-1301 Tablets on the Pharmacokinetics of Midazolam and Atorvastatin Calcium Tablets in Healthy Participants
This phase I study in healthy participants aims to assess the pharmacokinetics of midazolam and atorvastatin when administered alone and in combination with HRS-1301, and to assess the safety of HRS-1301 when administered alone and in combination with midazolam or atorvastatin.
• Subjects must be aged ≥ 18 years and ≤ 55 years on the day of signing the informed consent form (ICF);
• At screening, body mass index (BMI) must be ≥ 19.0 kg/m² and \< 28 kg/m², with body weight ≥ 50.0 kg for males and ≥ 45.0 kg for females;
• Physical examination, vital signs, electrocardiogram (ECG), posteroanterior and lateral chest X-ray/CT, abdominal ultrasound, and laboratory tests (including complete blood count, blood biochemistry, urinalysis, coagulation function, and thyroid function) were normal or abnormal but of no clinical significance;
• Female participants must not be pregnant or lactating and must have negative pregnancy test results prior to investigational drug administration; participants must have had no unprotected sexual intercourse within two weeks prior to screening; female participants of childbearing potential and male participants with partners of childbearing potential must agree to comply with the contraception requirements for the duration specified in the protocol and have no plans to donate sperm or eggs;
• Subjects who understand the study procedures and methods, voluntarily agree to participate in this trial, and provide written informed consent (ICF).