Current trials
Autosomal Dominant Polycystic Disease (ADPKD)
ADPKD Phase 1 study
Trial status: Enrolling
Location: Australia and Hong Kong
Contact for participation: [email protected]
PYC is conducting a Phase 1 study to evaluate the safety, tolerability and pharmacokinetics of intravenously administered PYC-003 in healthy volunteers and ADPKD patients.

This is a first-in-human multi-centre Phase 1a and Phase 1b, single ascending dose (SAD) interventional study of PYC-003 in healthy volunteers and patients with confirmed PKD1 mutation-associated Autosomal Dominant Polycystic Kidney Disease.
If you are interested in learning more about this clinical trial, visit clinicaltrials.gov or pkdstudy.org, or email [email protected].
Phelan-McDermid Syndrome (PMS)
Clinical trial information
PYC’s PMS program is expected to advance into clinical trials in 2027.
For more information please email [email protected].
Autosomal Dominant Optic Atrophy (ADOA)
ADOA Phase 1a study
Trial Status: Completed
Location: Australia
Contact for participation: [email protected]
PYC is conducting a Phase 1a open-label, single ascending dose study to evaluate the safety and tolerability of intravitreally administered PYC-001 in participants with confirmed OPA1 mutation-associated autosomal dominant optic atrophy.

This is a first-in-human multi-centre, prospective, Phase 1a, single ascending dose (SAD) interventional study of PYC-001 in participants with confirmed OPA1 mutation (haploinsufficiency) associated ADOA.
If you are interested in learning more about this clinical trial, visit clinicaltrials.gov for more information or email [email protected].
ADOA Phase 1b study
Trial Status: Enrolling
Location: Australia and New Zealand
Contact for participation: [email protected]
PYC is conducting Phase 1b Open-Label, Randomized, Single Dose and Repeat Dose Study to Evaluate the Single and Repeat Dose Safety and Tolerability of Intravitreally Administered PYC-001 in Participants with Confirmed OPA1 Mutation-Associated Autosomal Dominant Optic Atrophy (ADOA)
Who may be eligible?
A patient may be able to participate in the clinical trial if they meet eligibility criteria including (but not limited to):
- Adults at least 18 years of age
- A recent (within 5 years) genetic diagnosis of OPA1 mutation associated ADOA or confirmation of the diagnosis during study pre-screening or screening, as determined by the study investigator
- A BCVA of between ≤20/40 and ≥20/200
If you are interested in learning more about this clinical trial, visit clinicaltrials.gov for more information or email [email protected].
Retinitis Pigmentosa type 11 (RP11)
Clinical trial information
PYC’s RP11 program have closed enrolment for the Natural History Study and Phase 1 clinical trials.
Future trials are being planned. For more information, please email [email protected].