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临床试验/NCT07484204
NCT07484204尚未招募1 期

An Open-label, Multicenter Study to Determine the Pharmacokinetics, Safety, and Tolerability of AX251 Long-Acting Injectable (LAI) Administered as a Single Dose in Patients With Schizophrenia

Anxo Pharmaceutical Co., Ltd.4 个研究点 分布在 1 个国家目标入组 48 人开始时间: 2026年7月1日最近更新:
适应症
干预措施

试验速览

阶段
1 期
状态
尚未招募
发起方
入组人数
48
试验地点
4
主要终点
Pharmacokinetic Parameter

研究概览

简要总结

The purpose of this study is to assess the pharmacokinetics (PK), safety, and tolerability of AX251 long-acting injectable (LAI) administered as a single dose in patients with schizophrenia. The study will include sequential dose-escalation cohorts to evaluate different dose levels of AX251 LAI.

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 65 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Male or female subjects aged 18 to 65 years (inclusive).
  • clinical diagnosis of schizophrenia per the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR) (or later) criteria, at screening.
  • Body Mass Index (BMI) 18.5-35.0 kg/m² at screening.
  • Clinical Global Impression-Severity (CGI-S) score ≤4 at screening.
  • Positive and Negative Syndrome Scale (PANSS) total score ≤75 at screening.
  • Clinically stable schizophrenia on current antipsychotic medication other than cariprazine for at least 3 months prior to screening.
  • Subjects must not be taking more than two antipsychotic medications.
  • Able to remain at the study site for 7 days following AX251 LAI injection.
  • Judged by the investigator to be physically and mentally able to participate in the study based on clinical evaluation, physical examination, electrocardiogram (ECG), and laboratory assessments.
  • Willing and able to comply with study procedures.
  • Agrees to use protocol-defined contraception during the study.
  • Previous tolerability to oral cariprazine (1.5-6 mg) or willingness to undergo a short oral tolerability test (2-7 days) followed by washout before study drug administration.

排除标准

  • Diagnosis of psychiatric disorders other than schizophrenia according to DSM-5-TR (e.g., schizoaffective disorder, major depressive disorder, bipolar disorder, generalized anxiety disorder, obsessive-compulsive disorder, post-traumatic stress disorder, dementia, mild neurocognitive disorder, or personality disorders), except caffeine- or tobacco-related disorders.
  • Substance use disorder (including alcohol or benzodiazepines) within 180 days prior to screening, excluding caffeine and tobacco.
  • History of neuroleptic malignant syndrome, seizure disorder, or clinically significant tardive dyskinesia, akathisia, or extrapyramidal symptoms.
  • Clinically significant cardiovascular, hematologic, metabolic, hepatic, renal, immunologic, or neurological disease that may interfere with study participation.
  • Severe hepatic impairment (Child-Pugh Class C) at screening.
  • Uncontrolled hypertension.
  • Clinically significant electrocardiogram abnormalities at screening.
  • Severe renal impairment (estimated glomerular filtration rate <30 mL/min).
  • History of syncope or significant orthostatic hypotension at screening.
  • Failure to complete required washout period (≥5 half-lives) for prohibited medications before administration of AX251 LAI.
  • Current treatment with other antipsychotic long-acting injectable (LAI) therapies.
  • Electroconvulsive therapy within 60 days prior to screening.
  • Acute psychosis posing imminent risk to self or others.
  • Acute relapse of schizophrenia at screening.

研究组 & 干预措施

AX251 LAI 45 mg

Experimental

AX251 LAI 45mg

干预措施: AX251 LAI 45 mg (Drug)

AX251 LAI 90mg

Experimental

AX251 LAI 90mg

干预措施: AX251 LAI 90 mg (Drug)

AX251 LAI 135mg

Experimental

AX251 LAI 135mg

干预措施: AX251 LAI 135 mg (Drug)

AX251 LAI 180mg

Experimental

AX251 LAI 180mg

干预措施: AX251 LAI 180 mg (Drug)

结局指标

主要结局

Pharmacokinetic Parameter

时间窗: Day 1 pre-dose and 1, 2, 3, 4, 8, 12, and 24 hours post-dose. Days 3, 5, 7, 14, 21, 28, 42, 56, and 70

Maximum observed serum concentration of cariprazine and its metabolites desmethyl-cariprazine (DCAR) and didesmethyl-cariprazine (DDCAR) following a single dose of AX251 long-acting injectable (LAI).

次要结局

  • Safety: Incidence of Adverse Events (AEs) and Serious Adverse Events (SAEs)(Baseline to Day 70)

研究者

发起方
Anxo Pharmaceutical Co., Ltd.
申办方类型
Industry
责任方
Sponsor

研究点 (4)

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