New eye injection aims to slow genetic blindness
NCT ID NCT06461286
First seen Jun 27, 2026 · Last updated Sep 18, 2026 · Updated 2 times
Summary
This study tests a new medicine called PYC-001, given as an injection into the eye, for people with a genetic condition that damages the optic nerve (OPA1 optic atrophy). The main goal is to check if the treatment is safe and tolerable. About 18 adults will receive a single dose, and researchers will monitor for side effects and any changes in vision.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 18 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2024
- Expected to finish
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Nov 2029
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Must have given written informed consent before any study-related activities are carried out and must be able to understand the full nature and purpose of the trial, including possible risks and adverse effects; 2. Adult males and females, aged 18 years and above at screening; 3. Body mass index (BMI) ≥18.0 and ≤32.0 kg/m2, with a body weight ≤ 100kg at screening; 4. Have a molecular (genetic) diagnosis of OPA1 mutation at screening; 5. Have a clinical diagnosis of OPA1 mutation-associated ADOA at screening; 6. Participants with BCVA of between 20/40 (70 ETDRS letters) and 20/160 (39-43 ETDRS letters). If both eyes meet this eligibility criteria, the eye with worse BCVA will be selected as the study eye and the other eye will be designated as the "fellow eye"; 7. Medically healthy (in the opinion of the Investigator), as determined by pre-study medical history, and without clinically significant abnormalities including: 1. Physical examination without any clinically relevant findings; 2. Systolic BP in the range of 90 to 160mmHg and diastolic BP in the range of 50 to 95 mmHg after 5 minutes in supine of semi-supine position; 3. Heart rate in the range of 45 to 100 bpm after 5 minutes rest in supine or semi-supine position; 4. Body temperature (tympanic), between 35.5°C and 37.7°C; 5. ECG without clinically significant abnormalities including QT interval corrected for Fredericia (QTcF) \< 450 msec for male subjects and \< 470 msec for female subjects; 6. No clinically significant findings in clinical chemistry, hematology, coagulation and urinalysis tests at screening. 8. Female volunteers must be of non-child-bearing potential, i.e., surgically sterilized (hysterectomy, bilateral salpingectomy, bilateral oophorectomy at least 6 weeks before the screening visit) or postmenopausal (where postmenopausal is defined as no menses for 12 months without an alternative medical cause and a follicle stimulating hormone \[FSH\] level consistent with postmenopausal status, per local laboratory guidelines). Females receiving hormone replacement therapy (HRT) may be considered for inclusion if the need for HRT is for no other medical reason than to treat symptoms associated with menopause. If female participants are of child-bearing potential, they must: 1. Have a negative pregnancy test at the screening visit, on study Day -1 and study Day 1 prior to dosing; 2. Agree not to attempt to become pregnant or donate ova from signing the consent form until at least 130 days after IVT administration of PYC-001 and at least 30 days after the final dose of ANX776; 3. Agree to use adequate contraception (defined as use of a condom by the male partner combined with use of a highly effective method of contraception from one month prior to screening until at least 30 days after the final dose of ANX776 (study Day 336), if not exclusively in a same-sex relationship or abstinent as a committed lifestyle. 9. Male volunteers must: 1. Agree not to donate sperm from signing the consent form until at least 190 days after IVT administration of PYC-001 and at least 90 days after the final dose of ANX776; 2. If engaging in sexual intercourse with a female partner who could become pregnant, agree to use adequate contraception (defined as use of a condom combined with use of a highly effective method of contraception) from signing the consent form until at least 190 days after IVT administration of PYC-001 and at least 90 days after the final dose of ANX776; 3. If engaging in sexual intercourse with a female partner who is not of child-bearing potential or a same-sex partner, agree to use a condom from signing the consent form until at least 190 days after IVT administration of PYC-001 and at least 90 days after the final dose of ANX776; 10. Have suitable venous access for blood sampling 11. Willing and able to comply with all study assessments and adhere to the protocol schedule and restrictions. Exclusion Criteria: 1. Participants has a known allergy to PYC-001 or any of its excipients; 2. Demonstrated clinically significant co-morbidities, which, in the opinion of the Investigator, would interfere with the volunteer's ability to participate in the trial and/or confound study outcomes; 3. Females who are breastfeeding or planning to breastfeed; 4. Have mutations in genes that cause ADOA, other than OPA1 (for example in case of dominant negative ADOA) and ADOA Plus; 5. Have received any prior cell or gene therapy for a retinal condition; 6. Within 3 months prior to study Day -1, have undergone any vitreoretinal surgery (scleral buckle, pars plana vitrectomy, retrieval of a dropped nucleus or intraocular lens, radial optic neurotomy, sheathotomy, cyclodestructive procedures or multiple filtration surgeries \[2 or more\]) or any other ocular surgery; 7. Within 3 months prior to study Day -1, have placement of an Ozurdex® implant; 8. Within 3 months prior to study Day -1 have placement of Retisert® of Iluvien® implants; 9. Have ocular media opacity or poor pupillary dilation prohibiting quality ophthalmic evaluation or photography, as assessed by the Investigator; 10. Macular edema (intraretinal, sub-retinal or other fluid) requiring regular treatment at a frequency of less than every 6 weeks; macular edema must be stable for at least 3 months prior to screening. Note, the above conditions will be permitted for inclusion if, in the opinion of the Investigator and in consultation with the SMM, they will not interfere with study evaluations, or have resolved by study Day -1 prior to dose administration; 11. Have used any investigational drug or device within 90 days or 5 estimated half-lives of the investigational drug or device (whichever is longer) prior to study Day -1, or plan to participate in another study of a drug or device during the study period. Participation in observational trials is allowed based on Investigator discretion and consultation with the Sponsor's Medical Representative; 12. Have a recent history (\< 6 months) of or current excessive recreational drug or alcohol use, in the opinion of the Investigator. Note: excessive alcohol use is defined as regular consumption of \> 10 standard drinks per week or \> 4 standard drinks per day, where 1 standard drink is defined as 10 grams of pure alcohol; 13. Positive alcohol breath test as assessed at screening, and on study Day -1 and study Day 1; 14. Positive urine drugs of abuse as assessed at screening and on study Day -1 and study Day 1; 15. Any retinal pathology other than ADOA or any other condition or prior therapy that in the opinion of the Investigator would make the volunteer unsuitable for this study, including inability to cooperate fully with the requirements of the study protocol or likelihood of noncompliance with any study requirements.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Center for Eye Research Australia (CERA)
East Melbourne, Victoria, 3002, Australia
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Save Sight Institute - Sydney Eye Hospital
Sydney, New South Wales, 2000, Australia
More trials for these conditions
Other studies related to the condition(s) this trial covers.