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临床试验/NCT06710990
NCT06710990已完成1 期

A Multicenter, Open-label, Fixed-sequence Study to Evaluate Drug-drug Interaction of Ritonavir and Itraconazole on the Pharmacokinetics of SHR-A1811 in Subjects With HER2-expressing Advanced Breast Cancer

Jiangsu HengRui Medicine Co., Ltd.2 个研究点 分布在 1 个国家目标入组 17 人开始时间: 2025年2月17日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
1 期
状态
已完成
入组人数
17
试验地点
2
主要终点
The maximum concentration (Cmax) for SHR-A1811

研究概览

简要总结

The study is being conducted to evaluate the pharmacokinetics and safety of SHR-A1811 monotherapy and in combination with Ritonavir or Itraconazole in subjects with HER2-expressing advanced breast cancer.

研究设计

研究类型
Interventional
分配方式
Non Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
Female
接受健康志愿者

入选标准

  • ECOG score of 0 or 1;
  • Expected survival of not less than 3 months;
  • Important organ functions meet the following criteria:
  • Absolute neutrophil count (ANC) ≥1.5×109/L (1,500/mm3);
  • Platelet count (PLT) ≥100×109/L (100,000/mm3);
  • Hemoglobin (Hgb) ≥9.0 g/dL (90g/L);
  • Albumin level ≥3.0 g/dL;
  • Total serum bilirubin ≤1.5× the upper limit of normal (ULN);
  • Prothrombin time and activated partial thromboplastin time (aPTT) ≤1.5×ULN;
  • Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤2.5×ULN (for patients with liver metastasis, ALT and AST ≤5×ULN);
  • Serum creatinine ≤1.5×ULN or creatinine clearance ≥60 mL/min;
  • QTcF ≤470 msec;
  • Left ventricular ejection fraction (LVEF) ≥50%.

排除标准

  • Known active central nervous system metastases that have not been treated with surgery or radiation, except those that have been stable for at least 1 month after treatment and have discontinued corticosteroids for >2 weeks;
  • Having cardiac diseases, such as severe/unstable angina, symptomatic congestive heart failure (NYHA II-IV), clinically significant supraventricular or ventricular arrhythmias requiring treatment or intervention, myocardial infarction within 6 months before the first administration, etc.
  • Known severe allergic history to any component of the SHR-A1811 product (ADC, total antibody, unconjugated toxin SHR169265 or its excipients), or hypersensitivity to humanized monoclonal antibody products (such as trastuzumab, pertuzumab, etc.);
  • Having contraindications to ritonavir or itraconazole use;
  • Having one or more factors that affect oral medication (such as inability to swallow, chronic diarrhea and intestinal obstruction, partial or total gastrectomy, etc.), or having active gastrointestinal diseases or other diseases that may significantly affect drug absorption, distribution, metabolism, or excretion.

研究组 & 干预措施

Cohort 1: SHR-A1811 + Ritonavir

Experimental

干预措施: Ritonavir (Drug)

Cohort 2: SHR-A1811 + Itraconazole

Experimental

干预措施: SHR-A1811 (Drug)

Cohort 1: SHR-A1811 + Ritonavir

Experimental

干预措施: SHR-A1811 (Drug)

Cohort 2: SHR-A1811 + Itraconazole

Experimental

干预措施: Itraconazole (Drug)

结局指标

主要结局

The maximum concentration (Cmax) for SHR-A1811

时间窗: Cycle 2 and Cycle 3. Each cycle is 21 days.

The maximum concentration (Cmax) for payload

时间窗: Cycle 2 and Cycle 3. Each cycle is 21 days.

Area under the concentration curve from time 0 to 16 days (AUC0-16d) for SHR-A1811

时间窗: Cycle 2 and Cycle 3. Each cycle is 21 days.

Area under the concentration curve from time 0 to 16 days (AUC0-16d) for payload

时间窗: Cycle 2 and Cycle 3. Each cycle is 21 days.

次要结局

  • Time to maximum plasma concentration (Tmax)(Cycle 2 and Cycle 3. Each cycle is 21 days.)
  • Terminal half-life (t1/2)(Cycle 2 and Cycle 3. Each cycle is 21 days.)
  • Area under the concentration curve from time 0 to infinity (AUCinf)(Cycle 2 and Cycle 3. Each cycle is 21 days.)
  • Clearance (CL)(Cycle 2 and Cycle 3. Each cycle is 21 days.)
  • Volume of distribution at steady state (Vss)(Cycle 2 and Cycle 3. Each cycle is 21 days.)
  • Incidence and severity of adverse events(From the beginning of screening period to approximately 3 months after the last dose.)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (2)

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