May ↓ levels and effectiveness of CYP2B6 substrates, including bupropion or methadone ; dosage adjustments may be needed.
Risk of CNS depression, next-day impairment, "sleep-driving" and other complex behaviors while not fully awake ↑ with other CNS depressants including alcohol, some antihistamines, opioids, other sedative/hypnotics (including benzodiazepines ), and tricyclic antidepressants ; dosage adjustments may be needed.
St. John's wort may ↓ levels and risk of effectiveness; avoid concurrent use.
Grapefruit juicemay ↑ levels and risk of excessive sedation; avoid concurrent use.
PO (Adults): 5 mg immediately before going to bed; if well tolerated but not optimally effective, dose may be ↑ to 10 mg (max dose = 10 mg/night); do not repeat dose on a single night. Concurrent use of weak CYP3A inhibitor– Do not exceed dose of 5 mg/night.
Hepatic Impairment PO (Adults): Moderate hepatic impairment– Do not exceed dose of 5 mg/night.
Tablets: 5 mg, 10 mg
Assess sleep patterns prior to and during administration. Continued insomnia after 7–10 days of therapy may indicate primary psychiatric or mental illness.
Monitor closely for notable changes in behavior that could indicate the emergence or worsening of suicidal thoughts or behavior or depression.
Before administering, reduce external stimuli and provide comfort measures to increase effectiveness of medication.
PO Onset is rapid. Administer immediately before going to bed or after patient has gone to bed and has experienced difficulty falling asleep, only on nights when patient is able to get 7 or more hours of sleep before being active again.
Time to sleep onset may be delayed if taken with or soon after a meal.
Instruct patient to take lemborexant immediately before going to bed, as directed; do not increase dose. May result in short-term memory impairment, hallucinations, impaired coordination, and dizziness. Do not take lemborexant if consumed alcohol that evening. Advise patient to read Medication Guide before starting therapy and with each Rx refill in case of changes.
Advise patient to avoid grapefruit juice during therapy.
May cause daytime and next-day drowsiness. Caution patient to avoid driving or other activities requiring alertness until response to medication is known.
Caution patient the balance during nighttime waking may be impaired with increased risk of falls. Nighttime attention and memory may also be impaired.
Inform patient and family of potential for signs and symptoms of sleep paralysis (inability to move or speak for up to several min during sleep-wake transitions, and hallucinations, including vivid and disturbing perceptions) and mild cataplexy (leg weakness lasting from seconds to a few min, occurring at night or during the day.
Caution patient and family that lemborexant may cause complex sleep behaviors (sleep walking, sleep-driving, making and eating food, talking on the phone, having sex) while unaware. Patient may not remember anything done during the night; increased risk with alcohol or other CNS depressants. Discontinue lemborexant immediately and notify health care professional if complex sleep behaviors occur.
Instruct patient to notify health care professional of all Rx or OTC medications, vitamins, or herbal products being taken and to consult health care professional before taking any other Rx, OTC, or herbal products, especially St. John's Wort.
Caution patient to avoid concurrent use of alcohol or other CNS depressants.
Encourage patient and family to be alert for emergence of worsening of depression and suicidal ideation. If these symptoms occur, notify health care professional immediately.
Rep: Advise patient to notify health care professional if pregnancy is planned or suspected, or if breastfeeding. Inform pregnant patient of pregnancy exposure registry that monitors pregnancy outcomes in women who are exposed to lemborexant during pregnancy. Register patient by calling 1-888-274-2378.
Decreased sleep latency and improved sleep maintenance.
lemborexant is a sample topic from the Davis's Drug Guide.
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