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Reyvow

lasmiditan
Used for Migraine

Reyvow, the brand name for lasmiditan, is a serotonin agonist. It's used to treat migraine with or without aura in adults. It comes as a tablet that's taken by mouth when you have a migraine. Many people feel pain relief within 2 hours. Common side effects include dizziness, sleepiness, and a "pins-and-needles" feeling. Reyvow (lasmiditan) is a controlled substance because of the risk of misuse. Currently, Reyvow (lasmiditan) is a brand-name medication only; there's no generic yet.

Reviewed by:Last reviewed on February 24, 2025
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What is Reyvow (lasmiditan)?

What is Reyvow (lasmiditan) used for?

How Reyvow (lasmiditan) works

Reyvow (lasmiditan) is a serotonin agonist. It's not exactly clear how the medication works. But it's thought to attach to certain serotonin receptors in the brain. This blocks certain chemicals from getting released in the brain. These include calcitonin gene-related peptide (CGRP) and glutamate. Blocking these chemicals help lower inflammation in the brain and pain signaling. This helps relieve migraine.

When does Reyvow (lasmiditan) start working?Time passed since treatment started:
MINUTES
Initial effect
HOURS
Full effect
DAYS
WEEKS
MONTHS

Drug facts

Common BrandsReyvow
Drug ClassSerotonin agonist
Controlled Substance ClassificationSchedule V
Generic StatusNo lower-cost generic available
AvailabilityPrescription only
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Risks and warnings for Reyvow (lasmiditan)

Reyvow (lasmiditan) can cause some serious health issues. This risk may be even higher for certain groups. If this worries you, talk to your doctor or pharmacist about other options.

Dizziness and sleepiness

  • Risk factors: Drinking alcohol while taking Reyvow (lasmiditan) | Taking other medications that cause sleepiness

Reyvow (lasmiditan) can make you feel dizzy and sleepy. If you drink alcohol or take other medications that make you sleepy, like opioids or benzodiazepines, you might feel even more dizzy and sleepy.

These side effects can make driving or using machinery dangerous. Don't drive or use heavy machinery for at least 8 hours after taking Reyvow (lasmiditan). If you think this won't work for you, talk to your prescriber about other treatment options.

Tell your prescriber if you feel very sleepy during the daytime or if you fall asleep when you need to stay awake while taking Reyvow (lasmiditan).

Serotonin syndrome

  • Risk factors: Taking other medications that raise serotonin levels in your brain

Some people who take Reyvow (lasmiditan) have had a rare but serious condition called serotonin syndrome. This happens when there's too much serotonin in the brain.

The risk is higher if you take Reyvow (lasmiditan) with other medications that can raise serotonin levels. These can include certain antidepressants, mental health medications, and migraine medications. Be sure to tell your healthcare team about all the medications you take so they can check your risk.

If serotonin syndrome happens, symptoms usually start within minutes to hours after you begin taking these medications or take a higher dose. Get medical help right away if you have a fast heart rate, stiff or twitching muscles, fever, or feel confused. These can be signs of serotonin syndrome.

Medication-overuse headache

Taking too much of your migraine medications, including Reyvow (lasmiditan), or taking them too often can make them work less well. It can cause more migraine-like headaches or make migraine happen more often.

Let your primary care provider know if you take more than 1 migraine medication. Also tell them if you need to take migraine medications for more than 9 days a month. Your primary care provider can help you find better options to manage your migraines.

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Side effects of Reyvow (lasmiditan)

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Dizziness (up to 17%)
  • Numbness or tingling feeling (up to 9%)
  • Sleepiness (up to 7%)
  • Tiredness (up to 6%)

Less Common Side Effects

  • Nausea or vomiting
  • Muscle weakness
  • Vertigo
  • Changes in vision
  • Heart palpitations
  • Slower heart rate
  • Rise in blood pressure
  • Sleep disturbances

Reyvow (lasmiditan) serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Serotonin syndrome: fast heart rate, fever, dizziness, sweating, flushing, tremor (shakiness), muscle stiffness or twitching, uncoordinated movement, hallucinations
  • Serious allergic reaction: rash; getting sunburns more easily; swelling of the face, lips, or tongue

Source: DailyMed

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Pros and cons of Reyvow (lasmiditan)

Pros

  • Starts to work to relieve migraine pain within 2 hours
  • Can take with or without food
  • Available in 3 different strengths

Cons

  • Might not work as well as triptans
  • Need to wait at least 8 hours before driving or operating machinery after taking the medication because it affects how well you can stay alert
  • Not used to prevent migraines
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Pharmacist tips for Reyvow (lasmiditan)

pharmacist
  • Take Reyvow (lasmiditan) when you feel a migraine coming. But don't take Reyvow (lasmiditan) more than once during the day. Also don't take Reyvow (lasmiditan) to treat an average of more than 4 migraines a month. It isn't clear if it's safe or if it works well to take the medication more often. Ask your prescriber about your options if Reyvow (lasmiditan) isn't enough to help with your migraines.
  • Swallow the Reyvow (lasmiditan) tablet whole with or without food. Don't cut, crush, or chew the tablet. Talk to your prescriber if you're having trouble swallowing the tablets whole. There might be a different option for you that's easier to take.
  • Reyvow (lasmiditan) can make it hard to focus because it can make you sleepy and dizzy. Don't drive or do anything that needs your full attention for at least 8 hours after taking the medication. If you can't avoid these activities for 8 hours, don't take Reyvow (lasmiditan). Talk to your prescriber if this doesn't work with your daily routine.
  • Avoid drinking alcohol while you're taking Reyvow (lasmiditan). Alcohol can make side effects like dizziness, sleepiness, nausea, and vomiting more intense. Talk to your prescriber if it isn't possible for you to avoid alcohol. They can recommend ways to quit.
  • Reyvow (lasmiditan) might sometimes lower your heart rate and raise your blood pressure, but this isn't common. Ask your prescriber if this medication is safe for you if you have heart problems. Let them know if your heart rate is consistently lower than usual or if your blood pressure stays higher than normal while taking Reyvow (lasmiditan).
  • Tell your healthcare team about all the medications you take. They can make sure it's safe to take them with Reyvow (lasmiditan). Some medications can raise your risk of side effects like sleepiness and serotonin syndrome. These medications can include antidepressants, other migraine medications, and sedatives.
  • Keep track of how many days you need to take migraine medication, like Reyvow (lasmiditan), each month. Taking migraine medication too often (more than 9 days a month) can make your headaches worse. Talk to your prescriber to see if there are other treatments that can help manage your migraines better. They might also consider medications that help prevent migraines.
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Common questions about Reyvow (lasmiditan)

Reyvow (lasmiditan) was approved by the FDA in October 2019. It's approved for adults to treat migraine attacks with or without aura.

Yes, Reyvow (lasmiditan) is a schedule V controlled substance because there's a small risk of misuse. Misuse happens when someone takes a medication for its physical or emotional effects instead of for a medical reason. To lower your risk of misuse, take Reyvow (lasmiditan) exactly as prescribed. Keep this medication in a safe place to prevent others from misusing it. Talk to your prescriber if you're worried about the risk of misuse.

No. Reyvow (lasmiditan) isn't a narcotic. Narcotics refer to opioid or opiate pain medications. And Reyvow (lasmiditan) isn't an opioid medication.

No, Reyvow (lasmiditan) isn't a triptan. It's a serotonin agonist. Triptans and serotonin agonists help with migraines by affecting serotonin in the brain. But they're different types of medications. Triptans are usually preferred over Reyvow (lasmiditan) because studies show that they work better for migraine. Talk to your prescriber if you have questions about the two types of migraine medication.

A single dose of Reyvow (lasmiditan) can stay in your system for a little over a day. This time frame is estimated based on the half-life of Reyvow (lasmiditan). The half-life is a measure of the time it takes for the medication to leave the body.

You usually take just one migraine medication when you have a migraine. This means taking either Reyvow (lasmiditan) or Ubrelvy (ubrogepant) to see if it helps. But your prescriber might say it's okay to take a second medication if you need more relief. For example, it might be an option to take Reyvow (lasmiditan) and then take Ubrelvy (ubrogepant) if the migraine hasn't improved after a few hours. Reyvow (lasmiditan) and Ubrelvy (ubrogepant) don't have any known interactions with each other. But it's best to ask your prescriber first if this option is right for you if you need more migraine relief.

It's not clear if Reyvow (lasmiditan) is safe to take during pregnancy. Talk to your prescriber or obstetrician-gynecologist (OB-GYN) about the risks and benefits of taking this medication during pregnancy. If you become pregnant while taking Reyvow (lasmiditan), tell your prescriber right away. You can join a pregnancy registry to help researchers learn more about how safe the medication is for people who are pregnant. Your healthcare team can help you sign up. You can also do it yourself by calling 1-833-464-4724 or visiting the website. Your healthcare team can also suggest safer ways to treat migraines during pregnancy.

We don't really know how safe it is for your baby if you breastfeed while you're taking Reyvow (lasmiditan). Let your prescriber know if you're breastfeeding. They can discuss the risks and benefits of taking the medication while breastfeeding.

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Reyvow (lasmiditan) dosage

The average cost for 8 tablets of 100mg of Reyvow (lasmiditan) is $719.91 with a free GoodRx coupon. This is 17.10% off the average retail price of $868.46.
tabletTablet
DosageQuantityPrice as low asPrice per unit
50mg8 tablets$719.47$89.93
100mg8 tablets$719.91$89.99

Typical dosage for Reyvow (lasmiditan)

The typical dose is 50 mg, 100 mg, or 200 mg by mouth once as needed when you have a migraine. Don't take more than 1 dose in a 24-hour period.

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What are alternatives to Reyvow (lasmiditan)?

There are a number of medications that your doctor can prescribe in place of Reyvow (lasmiditan). Compare a few possible alternatives below.
Reyvow (lasmiditan)
Used for:
$719.47Lowest GoodRx priceView prices
Used for:
  • Treatment of migraine attacks with or without aura in adults
$10.40Lowest GoodRx priceView prices
Used for:
  • Treatment of migraines with or without aura in adults
  • Prevention of migraines with or without aura in adults
$994.25Lowest GoodRx priceView prices
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News about Reyvow (lasmiditan)

There are eight types of migraines, each with its own symptoms, causes, and treatments. Learn what the different types of migraines are and how to find relief.
Different Types of Migraines: A Guide for Symptoms, Causes, and Treatments
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What Are the Best Migraine Treatments and Remedies?
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Some migraine medications have largely been replaced by safer or more effective options. Learn about the newer treatments available today with this guide.
5 Outdated Migraine Medications You May Want to Upgrade
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Read this Reyvow (lasmiditan) dosage guide, with information on typical dosages, adjustments for health conditions, and what to do if you miss a dose.
Reyvow Dosages for Adults: Your GoodRx Guide
Read this Reyvow (lasmiditan) dosage guide, with information on typical dosages, adjustments for health conditions, and what to do if you miss a dose.
Reyvow and Imitrex are two medications that treat migraines. Learn about differences in how they work, what forms are available, and more.
Reyvow vs. Imitrex for Migraines: 8 Differences You Should Know About
Reyvow and Imitrex are two medications that treat migraines. Learn about differences in how they work, what forms are available, and more.
Learn 11 common interactions to know about when taking Reyvow, including medication and alcohol interactions.
11 Reyvow Interactions to Watch For
Learn 11 common interactions to know about when taking Reyvow, including medication and alcohol interactions.
Learn about the side effects of Reyvow, both common and rare, and how to manage them.
7 Reyvow Side Effects: What to Expect When Taking This Migraine Pill
Learn about the side effects of Reyvow, both common and rare, and how to manage them.
Nurtec ODT (rimegepant) and Reyvow (lasmiditan) are migraine medications for adults. Learn how these migraine treatments work and their primary differences.
Nurtec ODT vs. Reyvow For Migraines: 6 Differences You Should Know About
Nurtec ODT (rimegepant) and Reyvow (lasmiditan) are migraine medications for adults. Learn how these migraine treatments work and their primary differences.
Fioricet is a prescription medication that contains acetaminophen, caffeine, and butalbital. It can be used for migraines, but there’s little evidence that it’s effective at stopping them. And it can have serious side effects, like a risk of dependence and liver damage. There are many prescription and OTC options for migraines.
Does Fioricet Work for Migraine Headaches?
Fioricet is a prescription medication that contains acetaminophen, caffeine, and butalbital. It can be used for migraines, but there’s little evidence that it’s effective at stopping them. And it can have serious side effects, like a risk of dependence and liver damage. There are many prescription and OTC options for migraines.

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References

Best studies we found

Clemow, D. B., et al. (2020). Lasmiditan mechanism of action - review of a selective 5-HT1F agonist. The Journal of Headache and Pain.

Drugs and Lactation Database (LactMed®). Lasmiditan. National Institute of Child Health and Human Development.

Eli Lilly and Company. (2024). Reyvow- lasmiditan tablet [package insert]. DailyMed.

GoodRx Health has strict sourcing policies and relies on primary sources such as medical organizations, governmental agencies, academic institutions, and peer-reviewed scientific journals. Learn more about how we ensure our content is accurate, thorough, and unbiased by reading our editorial guidelines.

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