Quvivik (Daridorexant) is a newly approved medication for adults who have trouble falling asleep or staying asleep (insomnia). You take it once about 30 minutes before bedtime, but only if you can get at least 7 hours of sleep before waking up the next day. For this purpose, Quviviq is used only by adults.


The Food and Drug Administration (FDA) approves prescription drugs such as Quviviq to treat certain conditions. Quviviq may also be used off-label for other conditions. Off-label drug use is when an FDA-approved drug is prescribed for a purpose other than what it’s approved for. To get information about mental health and more.

Quviviq for insomnia

Quvivq is FDA-approved to treat insomnia in adults. The drug may be prescribed for one or both of the following types of insomnia:

Sleep onset insomnia (trouble falling asleep). With sleep onset insomnia, it may take you a long to fall asleep.

Sleep maintenance insomnia (trouble falling asleep). With sleep maintenance insomnia, you may wake up in the middle of the night and be unable to fall back to sleep.

Quviviq for children

Quviviq is FDA-approved to treat insomnia only in adults. This drug hasn’t been studied in people younger than age 18 years. If you’d like to learn about insomnia treatment options for children, talk with your child’s doctor.

Side effects

Like most drugs, Quviviq may cause mild or serious side effects. The lists below describe some of the more common side effects that Quviviq may cause. These lists don’t include all possible side effects. 

Keep in mind that side effects of a drug can depend on:

Your age

Other health conditions you have

Other medications you take

Your doctor or pharmacist can tell you more about the potential side effects of Deridorexant. They can also suggest ways to help reduce side effects.

Mild side effects

Here’s a list of some of the mild side effects that Deridorexant can cause.  To learn more about mild side effects talk with your doctor or pharmacist. These side effects include:



Nausea and vomiting

Fatigue (low energy)

Mild allergic reaction

Mild side effects of many drugs may go away within a few days to a couple of weeks. But if they become bothersome, talk with your doctor or pharmacist.

Serious side effects

Serious side effects from Quvivik can occur, but they are not common. If you have serious side effects from Quvivik, call your doctor right away. But if you think you’re having a medical emergency, call 911 or your local emergency number.

These may include:

Sleepiness, reduced alertness, and slowed reaction times the day after taking Quvivik, could make driving dangerous.

Sleep paralysis (being unable to move or talk for a few seconds or minutes as you’re falling asleep or waking up)

Hallucination (seeing or hearing things that aren’t real) occurs as you’re falling asleep or waking up

Complex sleep behaviors (doing activities while asleep, such as sleepwalking, eating, driving, making phone calls, or having sex)

Severe allergic reaction


The Quvivik dosage your doctor prescribes will depend on several factors. These include:

The severity of your insomnia

The health of your liver

Other medication you may take

The following information describes dosages that are commonly used or recommended. However, be sure to take the dosage your doctor prescribes for you. Your doctor will determine the best dosage to fit your needs.

Drug forms and strength

Quvivik comes as an oral tablet. It’s available in two strengths: 25 mg and 50 mg.

Dosage for insomnia

A lower dose is recommended for people with liver problems. A lower dose is also recommended for people taking certain medications that can interact with Quvivik. You should not take this drug more than once per night. And you should not increase. Your dosage unless your doctor advises doing so.



Leave a Reply

Your email address will not be published. Required fields are marked *