Clinical trials

2

Search and review clinical trials. Use filters to narrow results by trial status, phase, treatment, biological sex and sponsor.

Condition / disease
Location
Status: Recruiting

A Study of NNZ-2591 in Pediatric Participants With Phelan-McDermid Syndrome

This Phase 3, randomized, double-blind, parallel-group (2-arm), placebo-controlled, multicenter study will evaluate the efficacy and safety of NNZ-2591 compared to placebo in pediatric participants with Phelan- McDermid Syndrome.

Participants needed: 160
Trial details
Phase: Phase 3Age: 3-12Biological sex: AllType: InterventionalSponsor: Neuren Pharmaceuticals LimitedUpdated: Aug 25, 2026Locations: 15
Eligibility criteria

Male or female pediatric participants with Phelan-McDermid syndrome ages 3 to 12... [+4]

Use of exclusionary medication or unstable treatment regimens of acceptable conc... [+6]

Status: Recruiting

An Open-label Study of NNZ-2591 in Pediatric Participants With Phelan-McDermid Syndrome

This Phase 3, open-label extension, multicenter study will evaluate long-term safety, tolerability and efficacy of NNZ-2591 in pediatric participants with Phelan- McDermid Syndrome.

Participants needed: 180
Trial details
Phase: Phase 3Age: 3-12Biological sex: AllType: InterventionalSponsor: Neuren Pharmaceuticals LimitedUpdated: Aug 12, 2026Locations: 6
Eligibility criteria

Male or female pediatric participants with Phelan-McDermid syndrome ages 3 to 12... [+4]

Use of exclusionary medication or unstable treatment regimens of acceptable conc... [+5]