Prescription Required 
Formulation : 
Description
Indications
Flunarizine is employed for the prevention of migraine headaches, typically used when other treatments have proven ineffective. It works by reducing the frequency of migraine attacks and may also alleviate the severity of such attacks.
Belonging to the class of drugs called calcium channel blockers, flunarizine operates by modulating calcium entry into cells. This medication is not effective for treating sudden or acute migraine attacks.
Uses and Dosage
To use this medication effectively, take it by mouth as directed by your doctor, typically once daily in the evening before bedtime.
Avoid increasing your dose, taking it more frequently, or extending the duration beyond what is prescribed.
For optimal results, take the medication regularly at the same time each day. This routine can help you remember to consistently incorporate it into your daily schedule.
Keep in mind that it may take approximately 6 to 8 weeks of continuous treatment before the full benefits of this medication become noticeable. If your condition persists or worsens, inform your doctor. Regular communication with your healthcare provider is essential for monitoring and adjusting the treatment plan as needed.
Side Effects
Some side effects may occur that usually do not need medical attention:
- dizziness or lightheadedness
- drowsiness
- dryness of the mouth
- heartburn
- increased appetite or weight gain
- muscle aches
- nausea
- stomach pain
- trouble sleeping
- unusual tiredness or weakness
- vomiting
Inform your healthcare provider immediately if you experience any serious side effects:
- anxiety
- irregular movements of the arms, face, or legs
- loss of balance control
- muscle spasms or contractions
- restlessness
- shuffling walk
- skin rash
- stiffness of the arms or legs
- trembling and shaking of the hands and fingers
- trouble speaking or swallowing
- unusual secretion of breast milk
Caution
- Before taking flunarizine, inform your doctor or pharmacist if you are allergic to it or have any other allergies. Inactive ingredients in the product may cause allergic reactions or other issues.
- Share your medical history with your doctor or pharmacist, particularly if you have a history of depression, Parkinson’s disease, a specific type of movement disorder known as extrapyramidal syndrome, or liver disease.
- This medication may cause drowsiness, and the combined effect with alcohol or marijuana can increase drowsiness. Refrain from activities requiring alertness, such as driving or operating machinery, until you can do so safely.
- Older adults may be more sensitive to the side effects of this drug, especially movement problems and shaking.
- During pregnancy, use this medication only when clearly necessary. Discuss the potential risks and benefits with your doctor.
- It is unknown whether this drug passes into breast milk. Breastfeeding is not recommended while using this drug, so consult your doctor before breastfeeding.
Form and Strength
Sibelium is available in the following forms and strengths:
- Sibelium tablet:
- 10 mg
- flunarizine tablet:
- 5 mg
- 10 mg
FAQ
Does Sibelium cause weight gain?
Weight gain is a rare but reported side effect of taking Sibelium.
Can you drink alcohol while taking Sibelium?
Alcohol and Sibelium together can increase drowsiness. Hence, alcohol should be avoided.
Resources
- https://www.gosh.nhs.uk/conditions-and-treatments/medicines-information/flunarizine-prevent-migraine/#:~:text=The%20main%20side%20effects%20of,weight%20gain%20and%20low%20mood
- https://go.drugbank.com/drugs/DB04841
- https://www.medbroadcast.com/drug/getdrug/apo-flunarizine#adverseeffects
- https://www.healthlinkbc.ca/medications/flunarizine-oral
- https://www.drugs.com/international/flunarizine.html
