narcolepsy medication xyrem


This improves the symptoms of narcolepsy. Saper CB, Scammell TE, Lu J. Hypothalamic regulation of sleep and circadian rhythms.
The rapid onset of sedation, coupled with the amnestic features of XYREM, particularly when combined with alcohol, has proven to be dangerous for the voluntary and involuntary user (eg, assault victim). WARNING: CENTRAL NERVOUS SYSTEM (CNS) DEPRESSION and ABUSE AND MISUSE.


The majority of adverse reactions leading to discontinuation began during the first few weeks of treatment.

www.fda.gov/medwatch, or call 1-800-FDA-1088. in combination with sedative hypnotics or alcohol and. Vgontzas et al., 2000. XYREM is a CNS depressant, and respiratory depression can occur with XYREM use. XYREM should be used during pregnancy only if the potential benefit justifies the potential risk to the fetus. In all cases in that controlled trial, the confusion resolved soon after termination of treatment. The neurobiology, diagnosis, and treatment of narcolepsy.

Prescribers are advised to monitor patient response closely and adjust dose accordingly if concomitant use of XYREM and divalproex sodium is warranted. If you’re an adult prescribed XYREM, learn how to prepare and take your nightly XYREM doses.

XYREM may impair respiratory drive, especially in patients with compromised respiratory function. You are encouraged to report negative side effects of prescription drugs to the FDA. CNS depressants slow down brain activity, which makes them useful for treating sleep disorders.

Both patients and their doctors have to join this Program.

Medically reviewed by Carmen Fookes, BPharm.

XYREM® (sodium oxybate) oral solution, 0.5 g/mL is indicated for the treatment of cataplexy or excessive daytime sleepiness (EDS) in patients 7 years of age and older with narcolepsy. Tolerance to XYREM has not been systematically studied in controlled clinical trials.

See XYREM® (sodium oxybate) prescribing information & BOXED Warning about serious side effects, CNS depression, misuse and abuse. XYREM is a Schedule III controlled substance. In most cases, no change in XYREM treatment was required. Before XYREM can be taken, the 2 doses must be properly prepared each night. In overdoses, life-threatening respiratory depression has been reported. WARNING: Taking XYREM with other CNS depressants such as medicines used to make you or your child fall asleep, including opioid analgesics, benzodiazepines, sedating antidepressants, antipsychotics, sedating anti-epileptic medicines, general anesthetics, muscle relaxants, alcohol, or street drugs, may cause serious medical problems, including trouble breathing (respiratory depression), low blood pressure (hypotension), changes in alertness (drowsiness), dizziness (syncope), and death. In the pediatric clinical trial in patients with narcolepsy (n=104), one patient experienced suicidal ideation while taking XYREM. Please see full Prescribing Information, including BOXED Warning.

Choose the appropriate step-by-step dosing instructions below to learn how to prepare XYREM doses. In adult clinical trials in patients with narcolepsy (n=781), there were two suicides and two attempted suicides in XYREM-treated patients, including three patients with a previous history of depressive psychiatric disorder. Instances of significant injury or potential injury were associated with sleepwalking during a clinical trial of XYREM in adult patients with narcolepsy.

In clinical trials at recommended doses, obtundation and clinically significant respiratory depression occurred in adult patients treated with XYREM. XYREM was not involved in the second suicide. In the clinical trial experience with XYREM in narcolepsy/cataplexy patients at recommended doses, two patients reported anxiety and one reported insomnia following abrupt discontinuation at the termination of the clinical trial; in the two patients with anxiety, the frequency of cataplexy had increased markedly at the same time. XYREM is the sodium salt of gamma-hydroxybutyrate (GHB). In addition, activation of noradrenergic neurons is thought to be involved in maintaining skeletal muscle tone.

The discontinuation effects of XYREM have not been systematically evaluated in controlled clinical trials. In cases of severe withdrawal, hospitalization may be required.

XYREM is a liquid that is taken at night in 2 separate doses, while in bed. Do not take XYREM if you take or your child takes other sleep medicines or sedatives (medicines that cause sleepiness), drink alcohol, or have a rare problem called succinic semialdehyde dehydrogenase deficiency. Of the two suicides, one patient used XYREM in conjunction with other drugs. Xyrem is a CNS depressant.

Those activities should not be done until you know how XYREM affects you or your child.

Xyrem (sodium oxybate) [Package Insert] 10/2018 Drugs.com. Murillo-Rodríguez E, Arias-Carrión O, Zavala-García A, Sarro-Ramírez A, Huitrón-Reséndiz S, Arankowsky-Sandoval G. Basic sleep mechanisms: an integrative review. In addition, if short-term use of an opioid (eg, post- or perioperative) is required, interruption of treatment with XYREM should be considered.

In a controlled trial in adults where patients were randomized to fixed total daily doses of 3 g, 6 g, or 9 g per night or placebo, a dose-response relationship for confusion was demonstrated, with 17% of patients at 9 g per night experiencing confusion. Data sources include IBM Watson Micromedex (updated 2 Sep 2020), Cerner Multum™ (updated 1 Sep 2020), Wolters Kluwer™ (updated 31 Aug 2020) and others. In three controlled adult clinical trials in patients with narcolepsy, the most common adverse reactions (incidence ≥5% and twice the rate seen with placebo) in XYREM-treated patients were nausea, dizziness, vomiting, somnolence, enuresis, and tremor.

The developmental and health benefits of breastfeeding should be considered along with the mother’s clinical need for XYREM and any potential adverse effects on the breastfed infant from XYREM or from the underlying maternal condition.

Episodes of sleepwalking should be fully evaluated and appropriate interventions considered.

Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. Learn how to prepare and take your nightly XYREM doses and get some treatment tips. XYREM can cause physical dependence and craving for the medicine when it is not taken as directed. XYREM has a high salt content. Learn about how experts believe narcolepsy may occur in adults and children, and how XYREM® (sodium oxybate) can treat symptoms of both cataplexy and excessive daytime sleepiness (EDS) in narcolepsy. XYREM can cause serious side effects including trouble breathing or changes in alertness.

After first initiating treatment and until certain that XYREM does not affect them adversely (eg, impair judgment, thinking, or motor skills), caution patients against hazardous activities requiring complete mental alertness or motor coordination such as operating hazardous machinery, including automobiles or airplanes.

Use of other CNS depressants may potentiate the CNS-depressant effects of XYREM. Subscribe to Drugs.com newsletters for the latest medication news, alerts, new drug approvals and more. XYREM is a controlled substance (CIII) because the active ingredient is a form of gamma hydroxybutyrate, or GHB, a chemical that has been abused and misused. These effects include seizures, trouble breathing (respiratory depression), changes in alertness (drowsiness), coma, and death. In patients sensitive to salt intake (eg, those with heart failure, hypertension, or renal impairment), consider the amount of daily sodium intake in each dose of XYREM. The exact way Xyrem slows down brain activity is not known, but it is thought to be because it is metabolized to a neurotransmitter called GABA which then binds to GABAB and GHB receptors.

Xie XS, Pardi D, Black J. Molecular and cellular actions of Ɣ-hydroxybutyric acid: possible mechanisms underlying GHB efficacy in narcolepsy. Sodium oxybate (Xyrem). Because of the risks of CNS depression and abuse and misuse, XYREM is available only through a restricted program under a Risk Evaluation and Mitigation Strategy (REMS) called the XYREM REMS Program.

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