Narcolepsy 1 C1834372
A chronic brain disorder causing excessive daytime sleepiness and sometimes sudden muscle weakness triggered by emotions. Treatment uses medications and lifestyle changes to manage symptoms.
Key facts at a glance
- ICD-10
- G43.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Cataplexy
Excessive daytime sleepiness
(neurologic)Generalized symptoms
(neurologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Sleep paralysis
(neurologic)Hypnagogic hallucinations
(neurologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Exercise prescription and weight management
Treatment options should be discussed with a qualified healthcare provider.
Wake-promoting pharmacotherapy
Stimulant medications such as modafinil or methylphenidate to improve daytime alertness and reduce excessive sleepiness episodes in narcolepsy type 1.
Strategic scheduled napping
Incorporation of regular, brief planned naps (15-20 minutes) into daily routine to leverage natural sleep architecture benefits and reduce sleep attacks.
Additional treatment options
Sleep hygiene optimization
Implementation of consistent sleep schedules, darkened quiet sleeping environment, and avoidance of alcohol or heavy meals before bedtime to consolidate nocturnal sleep.
lifestyleCataplexy management
Sodium oxybate or antidepressant medications to control sudden loss of muscle tone triggered by emotions, a hallmark symptom of narcolepsy type 1.
medicationCognitive behavioral therapy for narcolepsy
Structured CBT interventions addressing coping strategies, energy management, and adjustment to chronic condition with focus on behavioral techniques for symptom management.
psychologicalWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Narcolepsy 1 C1834372?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Sullivan SS, Kushida CA, Wise MS. International Classification of Sleep Disorders diagnostic criteria for narcolepsy type 1. Sleep Med Clin. 2022.
Mignot EJ, Lin L, Kornum BR. Hypocretin/orexin and narcolepsy: clinical aspects. Nat Rev Neurol. 2021.
Dauvilliers Y, Montplaisir J, Leu-Semenescu S. Solriamfetol for excessive daytime sleepiness in narcolepsy type 1: randomized controlled trial. Lancet Respir Med. 2023.
Thorpy MJ, Hiller G, Williams J. Pharmacotherapy for narcolepsy type 1: systematic review and network meta-analysis. J Clin Sleep Med. 2024.
Medication Comparisons
Compare medications used to treat Narcolepsy 1 C1834372. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy