Flunarizine is a selective calcium channel blocker and used to treat migraine headaches.
Uses of Flunarizine
- Prophylaxis of migraine
- Occlusive peripheral vascular disease
- Vertigo of central and peripheral origin
- Adjuvant in the therapy of epilepsy
- Treatment of dizziness
Contraindications of Flunarizine
When should one not use Flunarizine
- In the acute phase of stroke
- In patients with extrapyramidal symptoms or Parkinson’s disease
- Low blood pressure
- Heart failure
- Irregular heartbeats
Side effects of Flunarizine
Common side effects of this drug are:
- Weight gain
- Dry mouth
- Decrease in sleep
- Increase in appetite
Precautions and Warnings of Flunarizine
Can I take Flunarizine during pregnancy?
There are no adequate studies or data available about the usage of this medicine during pregnancy; hence, this medicine is not recommended during pregnancy.
Can I take Flunarizine while breastfeeding?
This medicine is not recommended during breastfeeding as there are no adequate studies or data available about the usage of this medicine during breastfeeding.
Can I consume alcohol with Flunarizine?
Alcohol and Flunarizine can increase drowsiness. Hence, alcohol should be avoided.
Other General Warnings
Talk to your doctor if
- If you have depression
- If you are taking any medicines which causes drowsiness
- If you have any heart-related problems
- If you have low blood pressure
Mode of Action of Flunarizine
How Does It Work?
- Flunarizine blocks certain types of voltage-gated calcium channels, thereby prevents the entry of calcium; this inhibits the contractions of vascular smooth muscle cells. Collectively, it increases blood flow to the brain and heartread less
- It also has Histamine H1 blocking activity
Interactions of Flunarizine
Interactions with other medicines
This medicine has interactions with anticonvulsants and tranquilizers.
Interactions with food items
- Using alcohol with this medicine may cause interactions
- Consumption of alcohol while taking this medicine should be avoided
Dosage of Flunarizine
Overdose symptoms may include confusion, unusual drowsiness and rapid pulse. If overdose is suspected, seek emergency medical care immediately.
Missed a Dose
Take medicine as soon as you remember the missed dose. If it is almost time for your next dose, skip the missed dose and go back to the regular dosage schedule. Do not take extra medicine to compensate for the missed dose.
Frequently Asked Questions (FAQs)
Q: What should I discuss with my healthcare expert before taking this medicine?
A: You should not use this medication if you are allergic to it. You must give a detailed account of your medical and surgical history. Also, discuss with your doctor all the prescription and non-prescription medicines, herbal preparations and nutritional supplements that you may be taking before starting this medication.
Last Updated on: 05 Oct 2020 | 10:47 PM (IST)
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