Flunarizine 10 mg is a preventive medicine for migraines and vertigo, classified as a calcium channel blocker. Flunarizine 10 mg reduces migraines and vertigo by calming overstimulated brain cells, like quieting a loud crowd. Common side effects include drowsiness, weight gain, increased appetite, and sometimes low mood. It’s best taken at night due to its sedative effect. Avoid alcohol and grapefruit, as they can worsen drowsiness or interfere with how the drug is processed.

Flunarizine 10 mg is an oral medicine belonging to the category of calcium channel blockers and is used for the following indications: 

1. Migraine 
2. Vertigo 

More Common  

1. Depression 
2. Drowsiness or sleepiness 
3. Twitching and unusual movement of muscles 
4. Weight gain 
5. Increased appetite 
6. Excessive sweating 
7. Dry mouth 
8. Change in mood 

Less Common 

1. Tingling or numbness of the hands and feet 
2. Ringing or buzzing in the ears 
3. Swelling of face, lips, eyelids, tongue, hands and feet 
4. Blocked or runny nose 
5. Irregular menstruation 

Flunarizine 10 mg works by calming overstimulated brain cells that trigger migraines and vertigo, like quieting a noisy crowd. It blocks calcium from entering these cells, which helps slow down the nerve signals and prevent attacks. Its mild calming effect also adds to the overall sense of relief.

Pregnancy

The safety of Flunarizine 10 mg in pregnancy is not established. Inform your doctor if you are pregnant or planning to conceive.

Breastfeeding

Flunarizine 10 mg is not usually recommended during breastfeeding because there is no reliable information on whether it passes into breast milk or how it might affect a nursing infant.

Kidney and Liver Problems

Flunarizine 10 mg is known to be safe for use in liver and kidney disease patients.

Past Mental Health Issues

Flunarizine 10 mg directly acts on the brain and causes different side effects like sedation, drowsiness, and suicidal thoughts. Inform the doctor about your past mental health issues before using Flunarizine 10 mg.

Heart Problems

Flunarizine 10 mg should be used with caution in heart patients, as its calcium channel blocking effect can influence blood vessel tone and, in rare cases, affect heart rhythm or blood pressure. 

Avoid consuming alcohol and smoking simultaneously together, as it may affect the drug’s action and show an effect on the brain, leading to severe drowsiness, sedation, and coma in severe cases.

Avoid taking Flunarizine 10 mg with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal:

IUPAC (International Union of Pure and Applied Chemistry)/ Chemical name

1-[bis(4-fluorophenyl) methyl] -4-[(2E)-3-phenylprop-2-en-1-yl] piperazine

Daily dose

Take Flunarizine 10 mg exactly as your doctor recommends. The dose may change based on your condition and how well you respond. Do not take more than prescribed without consulting your doctor.

Missed Dose

If you forget to take your medicine, take the medication as soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.

Overdose

It is not recommended to take more than 30 mg of Flunarizine per day, as it may cause severe overdosing effects like extreme drowsiness, confusion, unconsciousness, sweating, double vision, low blood pressure, and slurred speech. Immediately seek medical attention and meet the doctor if necessary.

1. Store the medicine at room temperature 
2. Keep away from sunlight and moisture 
3. Keep out of reach of children 

1. Take Flunarizine 10 mg exactly as prescribed by your doctor, at the same time each day. 
2. Do not stop taking Flunarizine 10 mg without your doctor’s approval, even if you feel better. 
3. If you forget to take Flunarizine 10 mg , take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose.

What are the uses of Flunarizine 10 mg tablets?

Flunarizine 10 mg tablets are used to prevent and treat migraine, vertigo, and balance disorders. They are also prescribed in some cases for migraine prevention and peripheral circulation problems.

What are the side effects of Flunarizine 10 mg tablets?

Flunarizine 10 mg tablets commonly cause drowsiness, weight gain, dry mouth, stomach upset, and nausea; rarely, long‑term use may lead to movement disorders (extrapyramidal symptoms).

What is the Flunarizine 10 mg drug class?

Flunarizine 10 mg belongs to the drug class of calcium channel blockers and can show vascular effects. belongs to the class of antipsychotics used to treat schizophrenia, bipolar disorder, and autism.

What is Flunarizine 10 mg highest dose?

The maximum recommended dose of Flunarizine is 30 mg per day, typically divided into two or three doses. This applies to adults being treated for balance disorders or peripheral circulatory issues.

1. ScienceDirect. Flunarizine [Internet]. Amsterdam: Elsevier; [cited 2025 Oct 23]. Available from. 
2. Drugs.com. Flunarizine (International) [Internet]. [cited 2025 Oct 23]. Available from.
3. National Center for Biotechnology Information. Flunarizine [Internet]. PubChem Compound Summary. Bethesda (MD): National Library of Medicine; [cited 2025 Oct 23]. Available from.