Dr. C P Ravi Kumar
Dr. C. P. Ravi Kumar Lead & Senior Consultant – Paediatric Neurology, The Krishna Institute of Medical Sciences (KIMS), Mahadevapura, Bangalore
What is Tiagabine?
Tiagabine is an anti-Seizure medication, classified as a gamma-aminobutyric acid (GABA) re-uptake inhibitor. It is primarily used to treat epilepsy and seizure disorders.
What is Tiagabine used for (Indications)?
Tiagabine is a medication primarily used to treat epilepsy, specifically partial seizures (also called focal seizures). It is often employed as an adjuvant therapy when other seizure drugs are unable to completely control seizures.
How is Tiagabine available? (Available in India but access/ availability is limited)
Tiagabine comes in tablet form.
How does Tiagabine act (mechanism of action)?
Tiagabine works by delaying re-uptake from the synaptic junction of GABA, a natural calming chemical in the brain and thereby increasing it’s levels, which helps to reduce brain activity that can lead to seizures.
How much time does Tiagabine take to act?
Tiagabine starts working usually within 45 minutes to 1 hour after ingestion, as it is well absorbed in the body. It may take 2 to 6 weeks to show noticeable seizure reduction, as the body gradually adjusts to the medication. It reaches a steady concentration in the blood after about 2-3 weeks of daily use.
What is the ideal time to take Tiagabine?
Tiagabine should usually be taken once a day for the first week as prescribed by your doctor then it can be escalated to twice a day, but this can go up to 3 to 4 times a day if needed. To create a routine and reduce the likelihood of skipping a dose, it should ideally be administered at the same time each day. Never take more or less than prescribed, and always discuss any concerns with your doctor for the best results.
When should Tiagabine be taken?
Take the medication after food. Tiagabine usually taken after food to help the body absorb it better and to reduce side effects like dizziness and stomach distress.
Tablets should be swallowed whole with water.
Would my child experience any adverse effects from this medication?
All medicines can help, but they may also cause side effects. Most people don’t have serious problems, but it’s important to know what to watch for. Being aware of side effects helps you act quickly if something goes wrong while still getting the medicine’s benefits. Serious reactions are rare, but if you notice any warning signs, contact your doctor or seek medical help right away.
SIDE EFFECTS:
- Dizziness (Vertigo)
- Asthenia (Fatigue)
- Somnolence (Excessive Sleepiness)
- Nausea (Feeling of Sickness)
- Abdominal pain (Stomach Pain)
- Diarrhea (Frequent Loose Stools)
- Vomiting (Throwing Up)
- Nervousness (Anxiety)
- Pharyngitis (Sore Throat)
- Tremor (Shaking)
- Insomnia (Difficulty Sleeping)
SEEK MEDICAL CONSULTATION if you get any symptoms such as Rash or allergic reactions
Does Tiagabine cause weight gain?
Weight gain is not a common side effect of Tiagabine, but each individual responds differently, so it’s still worth keeping an eye on appetite and weight, especially after starting the medication.
Can other common medicines be taken during the course of Tiagabine?
Yes, other common medicines can generally be taken with Tiagabine, but you should always consult your doctor first. Some medications, especially other Anti-seizures, sedatives, or those affecting liver enzymes, may interact with Tiagabine and require adjustments.
What food to avoid while taking Tiagabine?
When taking Tiagabine, alcohol and CNS depressants must be strictly avoided, but grapefruit should be avoided to some extent as it can interfere with how the body processes Tiagabine, potentially increasing its levels leading to more side effects.
PREGNANCY AND breastfeeding:
Tiagabine is generally not recommended during pregnancy unless absolutely necessary as there
It may be considered at the lowest dose if the benefits are crucial to the mother’s health and outweigh potential risks to the baby. Final decision must be taken after consulting briefly with the concerned physician.
Is there any risk if I conceive while taking Tiagabine?
There may be risks if you become pregnant while taking Tiagabine, but the decision to continue or stop the medication should be carefully made with your doctor. Managing your condition safely is critical for both your health and the baby’s development.
Can I stop taking Tiagabine? (withdrawal)
Medication should not be discontinued abruptly because the possibility of increasing seizure frequency; therapy should be withdrawn gradually to minimize the potential of increased seizure frequency.
MONITORING PARAMETERS:
- Seizure Controls
- Sedation and Neurological Status
- Behavioural and Psychiatric Symptoms
- Liver Function Tests (LFTs)
How to cope with side effects of Tiagabine?
Drowsiness or Fatigue
Adjust the timing of doses to coincide with naps or bedtime, as advised by the doctor.
Create a calm and restful environment for the child.
Monitor activity levels to avoid overexertion.
If excessive sedation persists, consult the doctor for dose adjustments.
Dizziness or Unsteady Coordination
Ensure the child avoids activities requiring balance or coordination (e.g., climbing, running on uneven surfaces).
Provide supervision to prevent falls or injuries.
Encourage hydration to prevent dizziness caused by dehydration.
Nausea or Vomiting
Give Tiagabine with food or immediately after a meal to reduce stomach upset.
Offer smaller, more frequent meals and avoid greasy or spicy foods.
Ask the doctor about using an anti-nausea medication if symptoms are severe.
Feeding or Appetite Issues
Monitor the child’s weight and growth regularly.
Offer nutrient-dense snacks to maintain proper nutrition.
If appetite suppression persists, discuss with the doctor for possible dietary supplements or adjustments.
Sleep Disturbances
Establish a consistent bedtime routine to promote better sleep.
Avoid screen at bed time.
Inform the doctor if the child has persistent difficulty sleeping.
Rash or Allergic Reactions (Rare but Serious)
Stop the medication immediately and seek medical attention if a rash, swelling, or difficulty breathing occurs.
SUMMARY:
Tiagabine is an Antiseizure medication primarily used to treat epilepsy, specifically for partial seizures. It works by increasing the activity of a neurotransmitter called gamma-aminobutyric acid (GABA) in the brain, which helps to control seizure activity. It is typically prescribed alongside other Anti-seizures drugs. Common side effects include dizziness, fatigue, sleepiness, nausea, and tremors. Tiagabine can interact with other medications, so it’s important to consult a doctor before combining it with other drugs. It should be taken exactly as prescribed, and any changes in dosage or medication should be discussed with a healthcare provider.
Let us know if this was useful!
Author:
- Dr. Likitha B S, Pharm. D, Clinical Pharmacologist, Aster Hospitals, Bengaluru
- Dr Praveen Kumar, B. Pharm, Pharm D(PB), Lead Clinical Pharmacologist, REGIONAL HEAD KIMS Hospitals, Bengaluru
- Dr. C. P. Ravi Kumar Lead & Senior Consultant – Paediatric Neurology KIMS HOSPITALS BENGALURU
