Drug Profile

Fazamorexant - Shanghai Haiyan Pharmaceutical Technology

Alternative Names: YZJ-1139

Latest Information Update: 24 Sep 2025

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At a glance

Originator Shanghai Haiyan Pharmaceutical Technology
Class Sleep disorder therapies
Mechanism of Action Orexin receptor type 1 antagonists; Orexin receptor type 2 antagonists

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

No
New Molecular Entity Yes

Highest Development Phases

Preregistration Insomnia

Most Recent Events

22 Sep 2025 Preregistration for Insomnia in China (PO)
19 Jun 2025 Pharmacodynamics, pharmacokinetics and adverse events data from a phase I trial in Healthy volunteers released by Yangtze River Pharmaceutical Group
25 Mar 2025 Shanghai Haiyan Pharmaceutical Technology initiates phase-III clinical trials for Insomnia in the China (NCT06975514)

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