Dayvigo

Moderate Warnings

Generic: lemborexant

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Information reviewed July 24, 2026

Rank #129 in US TV Ads
Class: Orexin Receptor Antagonist

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What is it for?

A prescription pill for adults with insomnia marked by problems falling asleep and/or staying asleep.

Primary Condition

Insomnia

How it works

An orexin receptor antagonist that reduces the brain signals that keep you awake.

Common Side Effects

This is not a complete list of side effects. Always consult with a doctor.

  • Next-day drowsiness
  • Headache
  • Abnormal dreams
  • Rare sleep behaviors like sleep-driving

Dayvigo FAQs

What is Dayvigo used for?

Dayvigo (lemborexant) is a prescription medication used to treat Insomnia. A prescription pill for adults with insomnia marked by problems falling asleep and/or staying asleep.

How does Dayvigo work?

An orexin receptor antagonist that reduces the brain signals that keep you awake.

What are the common side effects of Dayvigo?

Commonly reported side effects of Dayvigo include Next-day drowsiness, Headache, Abnormal dreams, and Rare sleep behaviors like sleep-driving. This is not a complete list — tell your doctor or pharmacist about any side effects you experience.

Does Dayvigo have any serious warnings?

Dayvigo has notable warnings and precautions. Tell your doctor about your medical history and any other medicines or supplements you take before starting Dayvigo.

What is the generic name for Dayvigo?

The active ingredient in Dayvigo is lemborexant, which belongs to a class of medicines known as Orexin Receptor Antagonist.

Who makes Dayvigo?

Dayvigo is manufactured by Eisai. It was first approved in 2019.

How can I save money on Dayvigo?

You may be able to lower the cost of Dayvigo by using a free pharmacy discount card or by comparing prices across pharmacies before you fill your prescription. Savings vary by pharmacy and location.

Common questions about Dayvigo

Other Sleep medications

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Quick Facts

Manufacturer

Eisai

Year Approved

2019

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