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Rozerem 8 mg Tablets specified drug-use survey: - Transitional survey from the preceding drug-use survey -

Rozerem 8 mg Tablets specified drug-use survey: - Transitional survey from the preceding drug-use survey -

Status
Unknown
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1080222454
Enrollment
100
Registered
2014-04-07
Start date
2014-04-07
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Insomnia

Interventions

investigational material(s) Generic name etc : Rozerem 8 mg Tablets (ramelteon) INN of investigational material : Therapeutic category code : 119 Other agents affecting central nervous system Dosage

Sponsors

TAKEDA PHARMACEUTICAL COMPANY LTD.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with difficulty falling asleep associated with insomnia who have completed a 4-week follow-up in the preceding drug use surveillance and are able to receive continuous administration of Rozerem Tablets

Exclusion criteria

Exclusion criteria: Patients with contraindications to Rozerem Tablets [1] Patients with previous history of hypersensitivity to ingredients in Rozerem Tablets [2] Patients with severe liver dysfunction [3] Patients taking fluvoxamine maleate

Design outcomes

Primary

MeasureTime frame
Frequency of adverse drug reactions Primary timeframeFor 6 months (for 1 year in patients for whom follow-up can be performed) The frequencies of all adverse events observed during the observation period will be tabulated by type and seriousness. Adverse events are defined as any unfavorable and unintended signs, symptoms or diseases temporally associated with administration of ramelteon whether or not it was considered related to treatment. Among these, events that are considered as having a causal relationship with ramelteon are defined as adverse drug reactions.

Secondary

MeasureTime frame
Changes from baseline in sleep status (sleep latency, total sleep time, and number of awakenings) and patient global impression (PGI) score Secondary timeframeFrom baseline to 6 months of treatment (For 1 year in patients for whom follow-up can be performed) (1) Changes from baseline in sleep status (sleep latency, total sleep time, and number of awakenings) from the start of the surveillance will be tabulated and assessed. (2) Results of surveys using the PGI questionnaire will be scored, and scores for 7 items (sleep onset, sleep duration, sleep quality, morning awakening, remaining tiredness in the morning, daytime somnolence, and daytime physical condition/function) will be tabulated and assessed.

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026