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A sleep disorder characterized by a tendency for excessive sleepiness during the day which occurs even after adequate sleep in the nighttime. The persons who suffer from this condition experience fatigue and may fall asleep at inappropriate times during the day.
Biomarker and diagnostic research for narcolepsy has been reported in the published literature.
6 FDA-approved treatments are available for narcolepsy, including SODIUM OXYBATE (LUMRYZ, approved 2023), PITOLISANT HYDROCHLORIDE (WAKIX, approved 2020), and SOLRIAMFETOL (SUNOSI, approved 2019). An additional 6 compounds hold orphan drug designation.
Brand Name | Generic Name | Mechanism | Approved |
|---|
49 clinical trials registered, 33 recruiting. Interventions under study include drug therapy, other interventions, medical devices, and gene therapy. Pipeline includes 8 PHASE3, 10 PHASE2, 3 PHASE1. Research is sponsored by a mix of industry and academic institutions.
NCT ID | Title | Phase | Sponsor | Status |
|---|---|---|---|---|
[NCT06336057](https://clinicaltrials.gov/study/NCT06336057) |
Data assembled from 5 of 12 sources · Last updated Sep 20, 2026, 12:59 AM UTC
Patient Advocacy Groups (PAGs) provide support, resources, and community for patients and caregivers.
European rare disease database
Genetic and Rare Diseases Info Center
LUMRYZ | SODIUM OXYBATE | — | 2023 | Available |
WAKIX | PITOLISANT HYDROCHLORIDE | — | 2020 | Available |
SUNOSI | SOLRIAMFETOL | — | 2019 | Available |
NUVIGIL | ARMODAFINIL | — | 2007 | Available |
METHYLIN | METHYLPHENIDATE HYDROCHLORIDE | — | 2002 | Available |
SODIUM OXYBATE | SODIUM OXYBATE | — | 2002 | Available |
DEXEDRINE SPANSULE | DEXTROAMPHETAMINE SULFATE | — | 1976 | Available |
The following drugs have received orphan drug designation from the FDA for narcolepsy. Orphan designation reflects regulatory interest and does not indicate approval for treatment.
Brand Name | Generic Name | Sponsor | Designated | Exclusivity End | Designation Status |
|---|---|---|---|---|---|
4-((L-valyl)oxy)butanoic acid | 4-((L-valyl)oxy)butanoic acid | Avadel CNS Pharmaceuticals, LLC | 2019 | — | Designated |
reboxetine | reboxetine | Axsome Therapeutics, Inc. | 2018 | — | Designated |
methyl (2R,3S)-3-[(methylsulfonyl)amino]-2-{[(cis-4-phenylcyclohexyl)oxy]methyl}piperidine-1-carboxylate | methyl (2R,3S)-3-[(methylsulfonyl)amino]-2-{[(cis-4-phenylcyclohexyl)oxy]methyl}piperidine-1-carboxylate | Takeda Development Center Americas, Inc. | 2017 | — | Withdrawn |
pentetrazol | pentetrazol | Balance Therapeutics, Inc. | 2017 | — | Designated |
fixed dose combination of modafinil and flecainide | fixed dose combination of modafinil and flecainide | Theranexus S.A | 2016 | — | Withdrawn |
mazindol | mazindol | NLS-0 Pharma AG | 2016 | — | Designated |
Gene therapy approaches for narcolepsy have been reported in the published literature.
49 trials found
Mentalizating in Adults Suffering from Narcolepsy Type 1. |
— |
University Hospital, Toulouse |
RECRUITING |
[NCT01793168](https://clinicaltrials.gov/study/NCT01793168) | Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford | — | Sanford Health | RECRUITING |
[NCT07365566](https://clinicaltrials.gov/study/NCT07365566) | Pain Assessment in Patients With Idiopathic Rapid Eye Movement (REM) Sleep Behaviour Disorder | NA | University Hospital, Toulouse | RECRUITING |
[NCT06952699](https://clinicaltrials.gov/study/NCT06952699) | A Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2) | PHASE2 | Takeda | RECRUITING |
[NCT07096674](https://clinicaltrials.gov/study/NCT07096674) | A Long-term Extension Study of ORX750 in Participants With Narcolepsy and Idiopathic Hypersomnia | PHASE2 | Centessa Pharmaceuticals (UK) Limited | RECRUITING |
289 publications have been identified in PubMed for narcolepsy. Kisho has analyzed 138 by research type. Research spans Review / Meta-Analysis (33%), Epidemiology / Natural History (24%), and Basic Science / Preclinical (22%).
Research Type | Count | % of Total |
|---|---|---|
Research summaries | 45 | 33% |
Disease patterns and progression | 33 | 24% |
Laboratory research | 31 | 22% |
Clinical study results | 12 | 9% |
Testing and diagnosis research | 6 | 4% |
New treatment approaches | 5 | 4% |
Other research | 4 | 3% |
Patient case studies | 2 | 1% |
Woodliff B (2026). [PMID: 42044244](https://pubmed.ncbi.nlm.nih.gov/42044244/). *Unknown Journal*. [Clinical Trial Publication]
Shan L (2026). [PMID: 41830424](https://pubmed.ncbi.nlm.nih.gov/41830424/). *Ann Neurol*. [Basic Science / Preclinical]
Tzanis K (2026). [PMID: 40458917](https://pubmed.ncbi.nlm.nih.gov/40458917/). *Journal of sleep research*. [Review / Meta-Analysis]
Wang W (2026). [PMID: 41826145](https://pubmed.ncbi.nlm.nih.gov/41826145/). *Trends Mol Med*. [Basic Science / Preclinical]
Kavehee A (2026). [PMID: 41376842](https://pubmed.ncbi.nlm.nih.gov/41376842/). *Neurobiology of sleep and circadian rhythms*. [Review / Meta-Analysis]
Mullen JM (2026). [PMID: 29493990](https://pubmed.ncbi.nlm.nih.gov/29493990/). *Unknown Journal*. [Epidemiology / Natural History]
Dominguez A (2026). [PMID: 32965954](https://pubmed.ncbi.nlm.nih.gov/32965954/). *Unknown Journal*. [Epidemiology / Natural History]
Lammers GJ (2026). [PMID: 41359331](https://pubmed.ncbi.nlm.nih.gov/41359331/). *JAMA Neurol*. [Clinical Trial Publication]
Viberti B (2026). [PMID: 41604462](https://pubmed.ncbi.nlm.nih.gov/41604462/). *Sci Transl Med*. [Epidemiology / Natural History]
Zhou J (2026). [PMID: 40707858](https://pubmed.ncbi.nlm.nih.gov/40707858/). *J Sleep Res*. [Basic Science / Preclinical]
AI-curated news mentioning narcolepsy
Updated Aug 19, 2026
Takeda's Orzeyful receives FDA approval for treating all narcolepsy symptoms, marking a significant advancement in the sleep disorder market. This approval positions Takeda as a leader in the emerging orexin drug segment.
FDA approves Orzeyful, the first orexin agonist for narcolepsy, addressing all disease symptoms. This approval is expected to significantly change the treatment landscape for narcolepsy.
Recent research highlights the therapeutic potential of targeting the orexin (hypocretin) system in treating sleep disorders. This study opens avenues for novel interventions in conditions like narcolepsy and insomnia.
Lundbeck receives FDA Fast Track designation for its novel orexin therapy aimed at treating narcolepsy. This designation will expedite the development process, enhancing the potential for timely access to this innovative treatment.
Richard Pops, CEO of Alkermes, will step down after a 30-year tenure, during which he led the company through multiple transformations, including its current focus on a new narcolepsy drug. His leadership has positioned Alkermes as a key player in the biotech sector.