Drug research

Tasimelteon

Open a linked trial to see its study details and recorded changes, or check the regulatory events below and follow their sources.

Drug identity checked against registry records

A drug appearing in a clinical trial does not mean it is FDA-approved. Check the original regulatory source for any approval claim.

Included trials

Trial	Sponsor	Phase	Status	Primary completion
Evaluating the Effects of Tasimelteon vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD)NCT04652882	Vanda Pharmaceuticals	Phase 3	Active not recruiting	2026-09Estimated
Evaluating the Effects of Tasimelteon Vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD) and the CRY1Δ11 VariantNCT06701396	Vanda Pharmaceuticals	Phase 3	Recruiting	2025-06-30Estimated
Evaluating the Effects of Tasimelteon vs. Placebo on Jet Lag Type InsomniaNCT03373201	Vanda Pharmaceuticals	Phase 3	Completed	2018-03-05Actual

Vanda PharmaceuticalsActive not recruitingPrimary completion: 2026-09 · Estimated

Trial details

Vanda PharmaceuticalsRecruitingPrimary completion: 2025-06-30 · Estimated

Trial details

Vanda PharmaceuticalsCompletedPrimary completion: 2018-03-05 · Actual

Trial details

No regulatory events match this view.Try another date range or view. Events appear after automated source checks. This does not mean no FDA events have occurred. Dates that a source does not disclose stay undisclosed.