Rexulti (Brexpiprazole)

Complete patient guide for uses, dosage, side effects, and safety information

Prescription Required

Quick Facts

Generic Name
brexpiprazole
Drug Class
antipsychotic agents
Used For
treating schizophrenia and agitation associated with dementia due to Alzheimer's disease
How Taken
oral tablet, once daily

What Is Rexulti Used For?

Rexulti is an antipsychotic medication that helps manage symptoms of schizophrenia and agitation linked to Alzheimer's disease in adults who do not respond to non-drug treatments.

Primary Uses

Rexulti is primarily used to treat adults with schizophrenia and agitation associated with dementia due to Alzheimer's disease.

How It Works

Rexulti acts on certain neurotransmitters in the brain to help control symptoms of schizophrenia and agitation.

Good to know: Rexulti is not considered addictive.

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How to Take Rexulti

Follow your doctor's instructions on how to take Rexulti, as the dosage can vary based on your condition.

Dosage Instructions

Your doctor will determine the appropriate dosage for you. It is important to follow their guidance closely.

What If You Miss a Dose?

If you miss a dose, take it as soon as you remember. If it's close to your next dose, skip the missed dose and continue with your regular schedule. Do not double up on doses.

Important: Never take a double dose to make up for a missed one, as this could increase the risk of side effects.

Available Tablet Strengths

0.25 mg
0.25 mg Tablet Light brown, Round • BRX 0.25
0.5 mg
0.5 mg Tablet Light orange, Round • BRX 0.5
1 mg
1 mg Tablet Light yellow, Round • BRX 1
2 mg
2 mg Tablet Light green, Round • BRX 2
3 mg
3 mg Tablet Light purple, Round • BRX 3
4 mg
4 mg Tablet White, Round • BRX 4

Side Effects

Like all medications, this medicine can cause side effects. Most are mild and temporary, but some require medical attention.

Common Side Effects

These side effects occur relatively frequently and usually don’t require emergency care:

  • drowsiness
  • diarrhea
  • indigestion
  • weight gain
  • shaking
  • restlessness
  • dizziness
  • impulsive behaviors
  • sleepwalking

Seek immediate medical attention if you experience:

  • serious allergic reactions
  • tardive dyskinesia
  • neuroleptic malignant syndrome
  • suicidal thoughts or actions
  • swelling or pain in the leg
  • chest pain or difficulty breathing

Impulse Control Issues

Rexulti may lead to impulsive behaviors, including compulsive gambling or spending.

Important Warnings

There are several important warnings to consider before using Rexulti.

Who Should Not Take Rexulti

Do not take Rexulti if you have a known allergy to brexpiprazole or any of its ingredients.

Medical Conditions to Discuss

Inform your doctor if you have conditions such as dementia, neuroleptic malignant syndrome, tardive dyskinesia, heart issues, epilepsy, or a history of suicidal thoughts.

Pregnancy and Breastfeeding

Rexulti is not recommended during pregnancy. If you are pregnant or plan to become pregnant, discuss the risks with your doctor. It is also advised not to breastfeed while taking Rexulti.

Elderly Patients With Dementia: Elderly patients with dementia may be at increased risk for serious side effects, including stroke and heart problems.

Drug Interactions

Certain medications can interact with Rexulti, affecting its effectiveness.

Grapefruit interaction: Avoid grapefruit while taking Rexulti, as it may affect how the medication works.

  • medications for depression and anxiety (e.g., fluoxetine, paroxetine)
  • anticonvulsants for epilepsy
  • medications for high blood pressure
  • medications for heart rhythm issues
  • medications for blood disorders

Alcohol & Driving

Be cautious with alcohol and driving while taking Rexulti.

Alcohol

Avoid alcohol while taking Rexulti, as it can enhance side effects.

Driving and Operating Machinery

Rexulti may cause dizziness or tiredness. Do not drive or operate heavy machinery until you know how it affects you.

Temperature Regulation

Rexulti can affect your body's ability to regulate temperature. Stay cool in hot weather and warm in cold weather.

Storage

Store Rexulti in its original container in a cool, dry place below 30°C, away from moisture and sunlight. Keep it out of reach of children.

Overdose Information

If you suspect an overdose, contact your doctor or the Poisons Information Centre at 13 11 26 immediately, even if you feel fine. Monitoring may be required.

Frequently Asked Questions

The time it takes for Rexulti to work can vary by individual. It may take several weeks to notice significant improvements.

Yes, Rexulti can be taken with or without food.

No, Rexulti is not considered addictive.

Do not stop taking Rexulti suddenly without consulting your doctor, as it may worsen your condition.

It is advised to avoid alcohol while taking Rexulti due to potential increased side effects.

Weight gain is a possible side effect of Rexulti, and you should monitor your weight regularly.

Elderly patients may be at increased risk for serious side effects, so they should use Rexulti with caution.

If you miss a dose, take it as soon as you remember, but skip it if it's almost time for your next dose.

Important Disclaimer

This information is intended for general educational purposes only and should not be considered medical advice. Always consult your healthcare provider or pharmacist before starting, stopping, or changing any medication.

If you think you may have a medical emergency, call your doctor or emergency services immediately.

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