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临床试验/NCT06825858
NCT06825858进行中(未招募)1 期

A Phase I, Open-label, Multicenter, Dose-Escalating Study to Evaluate the Safety and Tolerability of KH658 Gene Therapy in Participants With Neovascular Age-related Macular Degeneration

Chengdu Origen Biotechnology Co., Ltd.3 个研究点 分布在 1 个国家目标入组 9 人开始时间: 2025年4月7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
进行中(未招募)
入组人数
9
试验地点
3
主要终点
Safety

研究概览

简要总结

VAN-2401 is Phase I clinical trial to assess the safety and tolerability of KH658 in subjects with neovascular AMD. KH658 is gene therapy designed to deliver a protein which targets and blocks VEGF via an adeno-associated viral vector. The standard of care for patients with neovascular AMD are anti-VEGF treaments, which have demonstrated improvement in vision and reduction in fluid. A one time placement of a product which inhibits VEGF has the potential to reduce the patient burden of regular ocular injections.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Treatment
盲法
None

入排标准

年龄范围
50 Years 至 85 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • 1. Males and Females ages 50 to 85 (inclusive) with a study eye which meets the following criteria:
  • a. Previously received IVT treatment of anti-VEGF for neovascular AMD, with documented response to anti-VEGF therapy during the first 2 weeks of screening b. active macular CNV lesion secondary to AMD evidenced by SD-OCT c. Have a ETDRS BCVA letter score of 63 to 25 in the study eye at Screening for the first subject in each cohort (sentinel subject), followed by ETDRS BCVA letter score of 73 to 25 for the rest of the subjects each cohort; d. Are willing and able to sign the study written informed consent form (ICF).

排除标准

  • 1. Have had any prior ocular or systemic treatment (investigational or approved) or surgery for the treatment of neovascular AMD except IVT anti-VEGF
  • Retinal pigment epithelial tears or rips at screening
  • Any history or presence of vitreous hemorrhage;
  • Have any condition preventing visual acuity improvement;
  • Have any other cause of CNV; prior pars plana vitrectomy or scleral buckling or retinal detachment surgery; macular hole, Epiretinal membrane or vitreo-macular traction; full thickness macular hole;
  • History of intraocular or periocular surgery in the prior 3 months;
  • Prior trabeculectomy or other filtration surgery (SLT or MIGS are permitted);
  • corneal transplant;
  • Any use of long-acting intraocular steroids, including implants, within six months prior;
  • Uncontrolled glaucoma;
  • Intraocular implant
  • Participated as a subject in any interventional clinical trial within 1 month prior;
  • Have received any gene or cell therapy product at any time in the past (either eye or systemically);
  • Have active intraocular inflammation in either eye at Screening or a history of uveitis in either eye 15.Have active ocular or periocular infection in either eye;
  • Have presence or history of scleromalacia in either eye;

研究组 & 干预措施

KH658 Dose 2

Experimental

KH658 One-Time Suprachroidal Space delivery Dose Level 2

干预措施: KH658 (Drug)

KH658 Dose 3

Experimental

KH658 One-Time Suprachroidal Space delivery Dose Level 3

干预措施: KH658 (Drug)

KH658 Dose 1

Experimental

KH658 One-Time Suprachroidal Space delivery Dose Level 1

干预措施: KH658 (Drug)

结局指标

主要结局

Safety

时间窗: 24Weeks

type, severity and incidence of ocular and systemic AEs and SAEs

Rescue Injections

时间窗: 52Weeks

Mean Number of Rescue Injections

Safety

时间窗: 52 Weeks

type, severity and incidence of ocular and systemic AEs and SAEs

Rescue Injections

时间窗: 24Weeks

Mean Number of Rescue Injections

次要结局

  • Safety(24 Weeks)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (3)

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