Long-Term Study of TS-142 in Patients with Insomnia

A Multi-center, Open-label Long-Term Study of TS-142 in Patients with Insomnia Disorder

This is a randomized, open-label, multi-center long-term study in patients with insomnia.

Inclusion Criteria:

1. Japanese male and female who are aged 18 years or older at the time of informed consent
2. Outpatients
3. Patients falling under the category of insomnia disorder according to the diagnostic criteria in the Diagnostic and Statistical Manual of Mental Disorders, 5th edition (DSM-5)

Other protocol defined inclusion criteria could apply.

Exclusion Criteria:

1. Patients falling under the category of any disorders other than insomnia disorder among sleep-wake disorders according to the diagnostic criteria in DSM-5
2. Patients with psychiatric diseases other than depression and anxiety
3. Patients with symptoms such as pain, pruritus, frequent urination and asthma that seriously prevent their sleep

Other protocol defined exclusion criteria could apply.