Medication Guide
Cariprazine (Vraylar) Side Effects and Uses
A plain-language guide to Cariprazine, an atypical antipsychotic. Learn how it helps, what it treats, how to take it and which side effects to know about.
Quick answer. Cariprazine (Vraylar) is an atypical antipsychotic. Common cariprazine side effects include restlessness, trouble sleeping, nausea and headache. The rare but serious ones, and when to get help, are listed under cariprazine side effects below. Never stop or change your dose on your own.
How Cariprazine Can Help You
Cariprazine is sold as Vraylar. It is a partial dopamine agonist with a strong pull toward D3 receptors. These receptors are linked to drive, mood and thinking. It treats the high, mixed and low phases of bipolar I disorder. It also treats schizophrenia. And it can be added on when depression has not fully lifted with an antidepressant.
Gains usually show over one to four weeks. They can keep growing for six weeks or more. Cariprazine and its active breakdown products stay in the body a long time. So effects build slowly and last between doses. People often notice steadier moods and fewer big swings. Drive and interest often come back.
Cariprazine tends to cause less weight gain and sleepiness than many drugs like it. Restlessness is its most common tradeoff.
Uses for Cariprazine
- Bipolar I mania or mixed episodes
- Bipolar I depression
- Schizophrenia
- Add-on care for major depression
- Bipolar maintenance (off-label)
How to Take Cariprazine
Cariprazine is a capsule taken once a day, with or without food. Your prescriber decides the dose. It depends on why you take it. It lasts a long time in the body. So a dose change can take one to two weeks to be fully felt. It also lingers for weeks after you stop.
Your prescriber will watch for restlessness and movement symptoms. Weight, blood sugar and cholesterol are checked from time to time. This is done for all drugs like it. Avoid grapefruit juice. Share every medicine you take, since some strongly change cariprazine levels.
If you miss a dose, take it that day when you remember. Skip it if the next dose is near. Its long action forgives an occasional miss. Never double up. Do not stop on your own.
Cariprazine Side Effects
Common Side Effects
- Restlessness (akathisia)
- Trouble sleeping
- Nausea
- Headache
- Sleepiness
- Tremor or stiff muscles
- Constipation
- Dizziness
Serious: Get Medical Help Promptly
- Death risk in older adults with dementia and psychosis (boxed warning)
- Suicidal thoughts in young people (boxed warning)
- Tardive dyskinesia (movements you cannot control, which may last)
- Neuroleptic malignant syndrome (high fever, stiff muscles, confusion)
- Big changes in blood sugar or cholesterol
- Side effects that show up weeks after a dose change
How Cariprazine Works
Cariprazine partly turns on dopamine D2 and D3 receptors. It acts more like a dimmer than an off switch. It lowers dopamine where it runs too high. It keeps some signal where it runs low. Its strong hold on D3 receptors sets it apart from drugs like it.
The body breaks cariprazine down into two active products. One of them lasts for weeks in the body. That is why the full effect of a change takes time. It is also why a side effect such as restlessness can show up late, well after a dose change.
Before You Start Cariprazine
Share every medicine and supplement you take. Some strong drugs block the liver enzyme CYP3A4. Ketoconazole is one. These can raise cariprazine levels. Drugs that speed up that enzyme are not advised with it. Carbamazepine and rifampin are examples. Also tell your prescriber about diabetes, seizures, heart disease and liver or kidney problems.
Cariprazine has a boxed warning about suicidal thoughts in young people who take medicine for depression. Watch for new or worse thoughts, mostly in the first weeks. If you are thinking about harming yourself, call or text 988, or call 911.
It can make it harder to cool down. So drink enough fluids in hot weather. If you are pregnant or planning a pregnancy, talk it through with your prescriber. You can learn more about bipolar disorder and medication management by telehealth from anywhere in California.
Is Cariprazine Right for You?
Only a full evaluation with a prescriber can tell you if Cariprazine fits your symptoms, history and goals. Harpal Singh, PMHNP-BC offers psychiatric evaluations and ongoing medication management by telehealth anywhere in California.
SCHEDULE AN APPOINTMENT CALL (888) 457-8124
Related Medication Guides
Other guides in the same group, written the same simple way. Being in one group does not mean you can swap one medicine for another.
- Ziprasidone (Geodon), atypical antipsychotic
- Aripiprazole (Abilify), atypical antipsychotic
- Brexpiprazole (Rexulti), atypical antipsychotic
- Clozapine (Clozaril), atypical antipsychotic
- Haloperidol (Haldol), typical (first-generation) antipsychotic
- Lurasidone (Latuda), atypical antipsychotic
FAQ
Questions About Cariprazine
What makes cariprazine different from other antipsychotics?
Cariprazine is a partial dopamine agonist, like aripiprazole, but with a stronger pull toward D3 receptors. It is approved for manic, mixed and depressed episodes of bipolar I disorder. Its very long half-life makes it forgiving of an occasional missed dose.
Why might side effects show up weeks after starting?
Cariprazine and its active breakdown products build up slowly over several weeks. So a side effect like restlessness can appear well after a dose change. Effects also fade slowly after stopping, so keep your prescriber informed whenever something changes.
Is cariprazine sedating?
It tends to cause less sleepiness than many antipsychotics. Some people feel restless or wired, mostly early on. If trouble sleeping or restlessness bothers you, tell your prescriber, since a change in timing or dose often helps.
Will cariprazine cause weight gain?
Weight gain with cariprazine is usually modest next to drugs like olanzapine or quetiapine. Your prescriber will still check your weight and metabolic labs. Staying active and eating well keep the risk low.
Can cariprazine help my depression if antidepressants have not?
Yes. Cariprazine is FDA approved as an add-on to antidepressants for major depression that has not fully responded. Your prescriber decides the dose for this use. Many people notice better mood and drive within a few weeks.
How long does cariprazine take to work?
Many people notice changes within one to four weeks. Gains can keep building for six weeks or more. Give each dose change time before judging it.
Can I drink alcohol while taking cariprazine?
It is best to avoid alcohol or keep it to a strict limit. Alcohol can add to dizziness and sleepiness and can worsen mood symptoms. Ask your prescriber what is safe for you.
Can I stop cariprazine on my own?
No. Stopping without a plan can let symptoms come back. Because it leaves the body slowly, changes may not show for weeks, so plan any change with your prescriber.