By Medically reviewed by Hello Doktor Medical Panel


What is Sibelium® (Flunarizine) used for?

Sibelium® is commonly used to prevent migraine headaches.

How should I take Sibelium® (Flunarizine)?

Uses this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely. To take Sibelium®, you should:

  • Take this drug at bedtime.
  • Take a little bit of water.
  • Keep taking this drug as you have been told by your doctor or other health care provider, even if you feel well.

How do I store Sibelium® (Flunarizine)?

Sibelium® is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store Sibelium® in the bathroom or the freezer. There may be different brands of Sibelium® that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush Sibelium® down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using Sibelium® (Flunarizine)?

Before using Sibelium®, tell your doctor if you have:

  • Allergic reaction: to Sibelium®, excipients using for dosage form containing Sibelium®. The information is detailed in the leaflet.
  • Allergic reaction to any other medicines, foods, dyes, preservatives, or animals.
  • Pediatric.
  • Geriatric.
  • Used any other health conditions, drugs that have a risk of interaction with Sibelium®.

Is it safe during pregnancy or breastfeeding?

There are no adequate studies in women for determining risk when using Sibelium® during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking Sibelium®. Sibelium® is pregnancy risk category C, according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk;
  • B=No risk in some studies;
  • C=There may be some risk;
  • D=Positive evidence of risk;
  • X=Contraindicated;
  • N=Unknown.

If you are breastfeeding, do not breast-feed while you take this drug.

Side effects

What side effects can occur from Sibelium® (Flunarizine)?

As taking others medicines, taking Sibelium® can cause some side effects. Most of them are rarely occurring and do not need any supplementary treatment. However, it is always important for you to consult your doctor if you have any problem after taking this medicine.

Some of the side effects are listed below:

  • Drowsiness;
  • Depression;
  • Heartburn;
  • Nausea;
  • Vomiting;
  • Stomach pain;
  • Sleeplessness;
  • Dizziness;
  • Vertigo;
  • Anxiety disorder;
  • Dry mouth;
  • Weakness;
  • Muscle aches;
  • Skin rash.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side effect, please consult your doctor or pharmacist.


What drugs may interact with Sibelium® (Flunarizine)?

Sibelium® may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Tell your doctor if you take sedatives, anti-anxiety medications, muscle relaxants, tranquilizer, anti-seizure medications.

Does food or alcohol interact with Sibelium® (Flunarizine)?

Sibelium® may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

Avoid the use of alcohol while taking Sibelium® since excessive drowsiness can occur.

What health conditions may interact with Sibelium® (Flunarizine)?

Sibelium® may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.

Tell your doctor if you have ever had any of these health problems: low mood (depression), Parkinson’s disease, or symptoms of Parkinson’s disease.


The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using Sibelium® (Flunarizine).

What is the dose of Sibelium® (Flunarizine) for an adult?

Consult your doctor for information about the dose of Sibelium®.

Recommended doses in some cases are listed below:

  • 10 mg daily (at night) for adult patients aged 18 to 64 years.
  • 5 mg daily (at night) for elderly patients aged 65 years and older.

What is the dose of Sibelium® (Flunarizine) for a child?

Consult your doctor for information about the dose of Sibelium®.

Sibelium® is not recommended in children aged below 18 years.

How is Sibelium® (Flunarizine) available?

Sibelium® is available in the following dosage forms and strengths:

  • Sibelium® (Flunarizine) tablets 5 mg, 10 mg.

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services (115) or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of Sibelium®, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

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Review Date: October 17, 2016 | Last Modified: December 19, 2019

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