Age-Related Macular Degeneration (ARMD) Clinical Trials

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A Phase I/II, Open-label, Multiple-cohort, Dose-escalation Study to Evaluate the Safety and Tolerability of KH631 Gene Therapy in Subjects With Neovascular Age-related Macular Degeneration (nAMD)

Status: Recruiting
Location: See location...
Intervention Type: Drug
Study Type: Interventional
Study Phase: Phase 1/Phase 2
SUMMARY

KH631 is a adeno-associated virus (AAV) vector-based gene therapy for subretinal injection. The long-term, stable therapeutic protein after one time injection for nAMD could potentially reduce the treatment burden and maintain vision.

Eligibility
Participation Requirements
Sex: All
Minimum Age: 50
Maximum Age: 85
Healthy Volunteers: f
View:

• 1.Are willing and able to sign the study written informed consent form (ICF); 2. Men and women ≥ 50 and ≤85 years of age, diagnosed with nAMD at the Screening visit; 3. Subjects must be under active anti-VEGF treatment for nAMD and received a minimum of 3 injections within 6 months prior to screening; 4. Response to anti-VEGF therapy(Response is defined as reduction in CRT≥50μm or at least 30% reduction in fluid by OCT compared to disease at the worst); 5. BCVA between ≤20/63 and ≥20/400(≤63 and ≥19 Early Treatment Diabetic Retinopathy Study \[ETDRS\] letters) for the first patient in each cohort followed by BCVA between ≤20/40 and ≥20/400(≤73 and ≥19 ETDRS letters) for the rest of the cohort; 6. Must be pseudophakic(at least 3 months after intraocular lens implantation) in the study eye; 7.Female subjects must have been postmenopausal for at least 1 year.

Locations
Other Locations
China
Beijing Tongren Hospital, Capital Medical University
RECRUITING
Beijing
Contact Information
Primary
Qiang Zheng
zhengqiang@cnkh.com
86 13880331037
Backup
Shanshan Ji
022078@cnkh.com
86 18188058101
Time Frame
Start Date: 2023-02-06
Estimated Completion Date: 2026-12-28
Participants
Target number of participants: 42
Treatments
Experimental: KH631 Dose 1
dose1:Administered by Subretinal injection. Dosage form: injection solution. Dose: 200uL. Frequency of administration: one time injection.
Experimental: KH631 Dose 2
dose2:Administered by Subretinal injection. Dosage form: injection solution. Dose: 200uL. Frequency of administration: one time injection.
Experimental: KH631 Dose 3
dose3:Administered by Subretinal injection. Dosage form: injection solution. Dose: 200uL. Frequency of administration: one time injection.
Experimental: KH631 Dose 4
dose4:Administered by Subretinal injection. Dosage form: injection solution. Dose: 200uL. Frequency of administration: one time injection.
Experimental: KH631 Dose 5
dose5:Administered by Subretinal injection. Dosage form: injection solution. Dose: 200uL. Frequency of administration: one time injection.
Related Therapeutic Areas
Late-Onset Retinal Degeneration
Age-Related Macular Degeneration (ARMD)
Sponsors
Leads: Chengdu Origen Biotechnology Co., Ltd.

This content was sourced from clinicaltrials.gov

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