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Lemborexant
  • Treatments
  • Insomnia

Lemborexant

Generic name: lemborexant [ LEM-boe-REX-ant ]
Brand name: Dayvigo
Dosage form: oral tablet (10 mg; 5 mg)
Drug class:Miscellaneous anxiolytics, sedatives and hypnotics

Medically reviewed by Drugs.com on May 17, 2022. Written by Cerner Multum.

What is lemborexant?

Lemborexant is a sleep medicine that is used to treat insomnia (trouble falling asleep or staying asleep).

Lemborexant may also be used for purposes not listed in this medication guide.

Warnings

Take lemborexant right before you get into bed. Never take lemborexant if you do not have 7 hours to sleep before being active again.

Your reactions may be impaired the morning after you take lemborexant. Do not drive or do anything that requires you to be alert. Drowsiness can cause falls, accidents, or severe injuries.

Before taking this medicine

You should not use lemborexant if you have:

Tell your doctor if you have ever had:

  • depression, mental illness, or thoughts about suicide;

  • drug or alcohol abuse or addiction;

  • breathing problems, sleep apnea (breathing stops during sleep);

  • liver or kidney disease;

  • sudden muscle weakness;

  • excessive sleepiness during normal waking hours; or

  • if you have ever fallen asleep at unexpected times.

Tell your doctor if you are pregnant or breastfeeding.

If you are pregnant, your name may be listed on a pregnancy registry to track the effects of lemborexant on the baby.

Lemborexant is not approved for use by anyone younger than 18 years old.

How should I take lemborexant?

Follow the directions on your prescription label and read all medication guides. Never use lemborexant in larger amounts, or for longer than prescribed. Tell your doctor if you feel an increased urge to use more of lemborexant.

Lemborexant may be habit-forming. Misuse can cause addiction, overdose, or death. Keep the medication in a place where others cannot get to it. Selling or giving away this medicine is against the law.

Take lemborexant only once per night, right before you get into bed.

Avoid taking the medicine shortly after eating a meal, or the medicine may take longer to work.

Lemborexant will make you fall asleep. Never take this medicine if you do not have 7 hours to sleep before being active again.

You may have trouble speaking or moving while you are falling asleep. It may take longer for you to wake up, speak, or move around when yo...