primirus 25mg tablet - Primidone (25mg) medicine

Etdone 25mg Tablet (Primidone 25mg): Complete Medicine Guide

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🏭 Cyrus Remedies 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 23, 2026
⚠️ Hepatotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Established for seizure control; limited for essential tremor.
Reviewed by
SaathiMed Expert Panel | Oct 23, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • Spreading rash, blisters, peeling skin, or fever with rash
  • Unusual bruising, bleeding, sore throat, or mouth ulcers
  • Yellowing of the eyes or skin, dark urine, or severe abdominal pain
  • Very slow or shallow breathing, extreme sleepiness, or difficulty waking up
  • Thoughts of self-harm or severe depression
  • Sudden increase in seizure frequency or a seizure that does not stop
  • Severe dizziness, fainting, or repeated falls

If experiencing severe symptoms, call emergency services immediately.

What is primirus 25mg tablet used for?

This medicine contains Primidone 25mg, an anticonvulsant tablet used mainly to control certain types of seizures. It works by calming abnormal electrical activity in the brain and must be taken exactly as prescribed by a doctor.

  • Generic Name: Primidone (25mg)
  • Manufacturer: Cyrus Remedies
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 primirus 25mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा प्राइमिडोन 25mg की बनी हुई है और मुख्य रूप से मिर्गी और दौरे को नियंत्रित करने के लिए इस्तेमाल की जाती है। यह दिमाग में असामान्य विद्युत गतिविधि को कम करके दौरे पड़ने की संभावना घटाती है। इसे जनरलाइज्ड टॉनिक-क्लोनिक दौरे, कॉम्प्लेक्स पार्शियल दौरे और कुछ अन्य प्रकार के दौरों में इस्तेमाल किया जाता है। कभी-कभी इसे एसेंशियल ट्रेमर में भी डॉक्टर की सलाह पर दिया जाता है। यह दवा केवल डॉक्टर की देखरेख में ही लेनी चाहिए और डॉक्टर की सलाह के बिना बंद नहीं करनी चाहिए।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में नींद आना, चक्कर आना, अस्थिरता, जी मिचलाना, उल्टी और थकान शामिल हैं। शुरुआत में ये लक्षण अधिक महसूस हो सकते हैं और धीरे-धीरे कम हो जाते हैं। कुछ लोगों को धुंधली दृष्टि, सिरदर्द या मूड में बदलाव भी हो सकता है। गंभीर दुष्प्रभाव कम होते हैं, लेकिन त्वचा पर गंभीर दाने, बुखार के साथ चकत्ते, खून की कमी, पीलिया या गंभीर अवसाद जैसे लक्षण दिखें तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें और खुराक खुद से न बदलें। इसे पानी के साथ निगलें और रोज एक ही समय पर लें। शराब और नींद लाने वाली अन्य दवाओं से बचें, क्योंकि इससे नींद और चक्कर बढ़ सकते हैं। जब तक पता न चले कि यह दवा आप पर कैसा असर करती है, तब तक गाड़ी न चलाएं और मशीन न चलाएं। गर्भावस्था से बचने के लिए भरोसेमंद गर्भनिरोधक तरीका अपनाएं। यह दवा अचानक बंद न करें, क्योंकि इससे दौरे बढ़ सकते हैं। नियमित जांच और डॉक्टर से मिलना जरूरी है।

💡 Did You Know? The first generic medicine was introduced in India in 1970 after the Patents Act was amended.

💊 primirus 25mg tablet Uses & Benefits

[{"condition":"Generalized tonic-clonic seizures","description":"Used to reduce the frequency and severity of generalized tonic-clonic seizures as part of a comprehensive seizure management plan.","evidence":"Well-established"},{"condition":"Complex partial seizures","description":"Helps control complex partial seizures, also called focal impaired awareness seizures, when prescribed by a neurologist.","evidence":"Well-established"},{"condition":"Simple partial seizures","description":"May be used to reduce simple partial seizures, also called focal aware seizures, depending on the clinical picture.","evidence":"Established"},{"condition":"Essential tremor","description":"Sometimes prescribed to reduce hand and arm tremor in essential tremor when other treatments are not suitable.","evidence":"Limited"}]

Off-label uses: [{"condition":"Essential tremor","description":"Primidone is used off-label in some patients with essential tremor, often at low starting doses, but this is not its primary approved use in all regions.","evidence":"Limited"},{"condition":"Myoclonic seizures","description":"Occasionally used off-label for certain myoclonic seizure types under specialist supervision.","evidence":"Limited"}]

Primary treatment for: Epilepsy and other seizure disorders

Also treats: Generalized tonic-clonic seizures, Complex partial seizures, Simple partial seizures, Essential tremor

📋 Drug Information

Generic Name(s)Primidone (25mg)
Brand Nameprimirus 25mg tablet
ManufacturerCyrus Remedies
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassNEURO CNS
Action ClassBarbiturate
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C in a dry place, away from direct sunlight and moisture. Keep the tablets in their original container with the lid tightly closed.
Shelf LifeRefer to the expiry date printed on the pack. Do not use after the expiry date.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Start this medicine at a low dose and increase slowly to reduce drowsiness and unsteadiness.
2
Check Primidone and phenobarbital levels when seizure control changes or side effects appear.
3
Monitor complete blood count, liver function, and kidney function regularly during long-term treatment.
4
Advise women of childbearing potential to use reliable contraception and discuss pregnancy plans before starting.
5
Warn patients never to stop this medicine suddenly, because withdrawal can trigger seizures.
6
Review mood and mental health at each visit, especially in patients with a history of depression.
7
Check vitamin D and calcium levels during long-term use to protect bone health.
8
Advise patients to avoid alcohol and other sedating medicines while taking this medicine.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Recurrent seizures
This medicine is commonly prescribed for seizure disorders.
Likely Use
✅
Hand tremor
This medicine may be used off-label for essential tremor.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary
❌
Headache
This medicine is not a primary headache treatment.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionPrimidone is absorbed from the gastrointestinal tract after oral administration. Absorption is generally reliable, but food may slightly delay the time to peak levels without greatly reducing the total amount absorbed.
DistributionPrimidone distributes throughout body tissues and crosses into the brain. It also crosses the placenta and is present in breast milk.
Protein BindingPrimidone is only weakly bound to plasma proteins, while its metabolite phenobarbital is more strongly bound.
MetabolismPrimidone is metabolized in the liver. A significant portion is converted to phenobarbital, which contributes to both the therapeutic and sedative effects. Other metabolites include phenylethylmalonamide.
Half-LifeThe elimination half-life of Primidone is approximately 5 to 15 hours in adults, while the metabolite phenobarbital has a much longer half-life, often 2 to 6 days.
ExcretionPrimidone and its metabolites are excreted mainly by the kidneys in the urine. Because phenobarbital is eliminated slowly, it can accumulate during long-term treatment.
BioavailabilityPrimidone is well absorbed after oral administration, with bioavailability generally reported to be high, though exact values vary between individuals.
Onset of ActionSeizure control usually develops gradually over days to weeks as the dose is adjusted and phenobarbital levels build up. Sedation may be noticed within the first few doses.
Peak Plasma TimePeak plasma levels of Primidone usually occur about 2 to 4 hours after an oral dose.
Duration of ActionThe anticonvulsant effect lasts through the dosing interval, but the full steady-state effect depends on the accumulation of phenobarbital and may take one to two weeks to stabilize.

How It Works

This medicine works mainly by its conversion to phenobarbital and by direct effects of Primidone itself on the central nervous system. It reduces the spread of abnormal electrical signals in the brain by enhancing inhibitory GABA-A receptor activity and by reducing excitatory neurotransmission. This raises the seizure threshold and limits the spread of seizure activity from a focus in the brain.

Mechanism Steps

1
Absorption and conversion: After swallowing, Primidone is absorbed from the gut and partly converted in the liver to phenobarbital, which also has anticonvulsant activity.
2
GABA-A enhancement: Primidone and its metabolite phenobarbital increase the effect of GABA, the brain's main calming chemical, at GABA-A receptors.
3
Reduced neuronal excitability: This increased inhibition makes nerve cells less likely to fire abnormally, which helps prevent seizures.
4
Limiting seizure spread: The medicine reduces the spread of abnormal electrical activity from the seizure focus to other parts of the brain.
5
Raised seizure threshold: Overall, the brain becomes less excitable, so the threshold for triggering a seizure is raised.

💡 How to Take primirus 25mg tablet

Strength: Immediate-release tablet containing Primidone 25mg.

1Take this medicine by mouth with a glass of water.
2Take it with or without food, but keep the timing consistent each day.
3Swallow the tablet whole; do not crush or chew unless your doctor advises.
4If it upsets your stomach, take it with a small snack or after a meal.
5Follow the exact dose and schedule prescribed by your doctor.
6Do not stop this medicine suddenly without medical advice.

Dosage Information

Adult DosageThe dose of this medicine must be individualized by a qualified clinician based on the type of seizures, age, weight, kidney and liver function, and response to treatment. Treatment is usually started at a low dose and increased slowly to reduce drowsiness. The total daily dose is often divided into two or three doses, and the exact schedule is decided by your neurologist. Never change the dose or stop the medicine without medical advice.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician or pediatric neurologist for appropriate dosing.
Elderly DosageOlder adults are more sensitive to the sedative effects of this medicine and are at higher risk of confusion, unsteadiness, and falls. Treatment is usually started at a lower dose and increased more slowly, with regular review of kidney and liver function.
Renal ImpairmentPeople with reduced kidney function may need a lower dose or longer dosing interval because this medicine and its metabolite are cleared by the kidneys. Kidney function should be checked regularly, and the dose must be adjusted by a qualified clinician.
Hepatic ImpairmentPeople with liver disease may need a lower dose and closer monitoring because this medicine is metabolized in the liver. Liver function tests should be checked before and during treatment.
Maximum Daily DoseThe maximum daily dose must be determined by a qualified clinician based on the individual patient's condition, response, and tolerance. Do not exceed the prescribed dose.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

With food
Can be taken with or without food
Taking with food may reduce stomach upset.
Alcohol
Avoid
Increases sedation and risk of serious breathing problems.
Grapefruit
Use with caution
May affect liver enzymes and alter medicine levels.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double dose to catch up.
📌 Several doses in a row have been missed
→ Contact your doctor before restarting.
💡 Sudden changes can affect seizure control.

⚠️ Side Effects of primirus 25mg tablet

✅ Common Side Effects

Drowsiness (Common (more than 10%))
Avoid driving or operating machinery until you know how this medicine affects you. Tell your doctor if it persists.
Dizziness or unsteadiness (Common (more than 10%))
Rise slowly from sitting or lying positions. Report falls or persistent imbalance to your doctor.
Nausea (Common (5-10%))
Take with a small snack or after food if it upsets your stomach. Seek advice if vomiting continues.
Fatigue (Common (5-10%))
Rest when needed and discuss persistent tiredness with your doctor.
Headache (Uncommon (1-5%))
Stay hydrated and report a severe or unusual headache promptly.

🚨 Serious Side Effects

Severe skin reaction (Rare (less than 0.1%))
Stop the medicine and seek emergency care if you develop a spreading rash, blisters, peeling skin, or fever with rash.
Blood cell problems (Rare (less than 0.1%))
Report unusual bruising, bleeding, sore throat, fever, or mouth ulcers for urgent blood tests.
Liver injury (Rare (less than 0.1%))
Seek medical care if you notice yellowing of the eyes or skin, dark urine, or severe abdominal pain.
Severe depression or suicidal thoughts (Uncommon (1-5%))
Contact a doctor or emergency service immediately if you feel hopeless or have thoughts of harming yourself.
Respiratory depression (Rare (less than 0.1%))
Get emergency help for very slow breathing, extreme sleepiness, or difficulty waking up, especially with alcohol or sedatives.

⚠️ Rare Side Effects

Megaloblastic anemia
Report persistent tiredness, pale skin, or breathlessness for blood tests.
Osteomalacia
Discuss bone health and vitamin D monitoring with your doctor during long-term use.
Lupus-like reaction
Report joint pain, rash, or fever that does not settle.
Dupytren contracture
Tell your doctor if you notice thickening or tightening in the palm of the hand.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Alcohol Major
Opioids Major
Benzodiazepines Major
Valproic acid Major
Warfarin Moderate
Oral contraceptives Moderate
Corticosteroids Moderate
Doxycycline Moderate
Antidepressants Moderate
Antacids Minor

🚨 Major Interactions

  • Alcohol
  • Opioid pain medicines
  • Benzodiazepines and sedative-hypnotics
  • Valproic acid
  • Methadone

⚡ Moderate Interactions

  • Oral contraceptives
  • Warfarin
  • Corticosteroids
  • Doxycycline
  • Antidepressants

🍷 Alcohol Interaction

Alcohol must be avoided while taking this medicine. Combining them can cause severe drowsiness, poor coordination, falls, and dangerously slow breathing. If you have consumed alcohol, do not drive and seek medical advice if you feel unusually sleepy or unwell.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Allergy to Primidone or phenobarbital","Porphyria","Severe liver disease","Severe kidney disease without dose adjustment","Breastfeeding without specialist advice","Use with alcohol or other central nervous system depressants"]

⚠️ Warnings & Precautions

["This medicine can cause drowsiness and impair your ability to drive or operate machinery.","Do not stop this medicine suddenly, because withdrawal can cause seizures.","This medicine can cause dependence and should be used only under medical supervision.","Serious skin reactions can occur and require immediate medical attention.","Blood disorders and liver problems are rare but serious and need monitoring.","This medicine can harm an unborn baby, so reliable contraception is important.","This medicine passes into breast milk and may affect a breastfed baby.","Alcohol and other sedating medicines increase the risk of serious side effects.","Older adults are more sensitive to sedation, confusion, and falls.","Tell all healthcare providers that you take this medicine before any procedure."]

🤱 Lactation Safety

This medicine passes into breast milk and can cause drowsiness and poor feeding in a breastfed baby. Breastfeeding is generally not recommended while taking this medicine unless a specialist advises otherwise. Discuss infant monitoring and alternative feeding options with your doctor.

💊 Overdose Management

Overdose of this medicine can cause severe drowsiness, confusion, slow or shallow breathing, low blood pressure, and coma. If overdose is suspected, call emergency services immediately and go to the nearest hospital. Do not try to make the person vomit. Treatment in hospital may include breathing support, activated charcoal if appropriate, and close monitoring of vital signs and drug levels.

⏰ Missed Dose

If you miss a dose, take it as soon as you remember, unless it is almost time for the next dose. If it is almost time, skip the missed dose and continue with your regular schedule. Do not take a double dose to make up for a missed one. If you miss several doses in a row, contact your doctor before restarting, because sudden changes can affect seizure control.

Additional Safety Advice

General Safety

Take this medicine exactly as prescribed and never change the dose on your own. Swallow the tablet with water, with or without food, but keep the timing consistent each day. Avoid alcohol and other sedating medicines because they increase drowsiness and the risk of falls. Do not drive, operate heavy machinery, or do risky activities until you know how this medicine affects you. Use reliable contraception if you are of childbearing potential, because this medicine can harm an unborn baby. Tell every doctor, dentist, or pharmacist that you take this medicine, especially before surgery or before any new prescription. Do not stop this medicine suddenly, because that can cause withdrawal or seizures. Keep regular appointments for blood tests and medicine level checks. Store the tablets in their original container, away from heat and moisture, and keep them out of reach of children.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Older adults are more sensitive to sedation, confusion, and unsteadiness. Treatment is usually started at a lower dose and increased more slowly. Regular review of kidney and liver function, falls risk, and bone health is important.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, speak to your doctor before conception. This medicine can harm an unborn baby, and your treatment may need to be reviewed or changed. Use reliable contraception until a plan is in place.

🏥 Post-Surgery Considerations

Tell your surgeon and anesthesiologist that you take this medicine. It can interact with sedatives and anesthetics, and your dose may need adjustment around surgery. Do not stop it suddenly before surgery without medical advice.

🦷 Dental Procedures

Inform your dentist that you take this medicine, especially before procedures that use sedatives or anesthetics. Good oral hygiene is important, and regular dental check-ups are advised.

💚 Lifestyle Tips for Better Results

🏃
Get enough sleep, because lack of sleep can trigger seizures.
🥗
Avoid alcohol and recreational drugs.
😴
Keep a seizure diary to track triggers and control.
💧
Take your medicine at the same time every day.
🧘
Stay physically active with your doctor's approval.
🌞
Manage stress with relaxation techniques or counseling.
🚭
Wear a medical alert bracelet stating you take this medicine.

🏋️ Exercise Considerations

Avoid activities with a high risk of falls or injury, such as climbing, cycling on busy roads, or swimming alone, until you know how this medicine affects your alertness and balance. Discuss your exercise plan with your doctor.

🥗 Diet Recommendations

Eat a balanced diet with enough calcium and vitamin D for bone health.
Limit alcohol completely.
Stay well hydrated.
Include fruits, vegetables, and whole grains.
Avoid skipping meals, as low blood sugar can trigger seizures in some people.

💼 Impact on Daily Work & Life

This medicine can cause drowsiness and slow reaction times, which may affect driving, operating machinery, or working at heights. Avoid these activities until you know how the medicine affects you. Discuss any work-related safety concerns with your doctor.

🛑 When to Stop This Medicine

Do not stop this medicine on your own. Your doctor may consider stopping it if seizures have been well controlled for a long period, but this must be done slowly and under medical supervision. Stopping suddenly can cause withdrawal and more seizures.

📅 Long-Term Use Effects

Long-term use of this medicine can lead to dependence and tolerance. It may affect bone health, causing osteomalacia or osteoporosis, and can rarely cause blood disorders or liver problems. Regular monitoring of drug levels, blood counts, liver and kidney function, and vitamin D levels is important. Mood and mental health should also be reviewed regularly.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Other anticonvulsant medicines

Medicines such as levetiracetam, lamotrigine, or valproic acid may be considered depending on seizure type and patient factors.

Evidence: Well-established
Epilepsy surgery

May be an option for some people with drug-resistant focal epilepsy.

Evidence: Established
Ketogenic diet

Sometimes used in certain types of epilepsy, especially in children, under specialist supervision.

Evidence: Established in selected patients

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no specific vaccine interactions established for this medicine. However, tell your doctor about all medicines before any vaccination, and follow routine vaccination advice for your age and health status.

📦 Storage Guide

✅ DO

Store at room temperature between 15°C and 30°C

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in the original container with the lid tightly closed

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight and moisture

❌ DON'T

Do not store in the bathroom cabinet

✅ DO

Keep out of reach of children

❌ DON'T

Do not use after the expiry date

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Keep enough supply for the whole trip and carry it in hand luggage. Store it away from heat and direct sunlight. If you are crossing time zones, ask your doctor how to adjust the timing of doses. Check local rules about carrying controlled or prescription medicines before you travel.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 32-year-old man with newly diagnosed generalized tonic-clonic seizures
He was started on this medicine at a low dose, which was increased slowly over several weeks. He felt sleepy for the first two weeks but this improved as his body adjusted. His seizures became much less frequent, and he kept a seizure diary that helped his neurologist fine-tune the dose.
💡 Lesson: Slow dose increases and a seizure diary help improve both tolerability and seizure control.
👤 A 58-year-old woman with essential tremor affecting her hands
She was prescribed this medicine off-label for tremor. She noticed less shaking while eating and writing, but she also felt unsteady at first. Her doctor reduced the dose slightly and advised her to rise slowly from sitting. She now manages her tremor better with a lower dose and regular follow-up.
💡 Lesson: Off-label use requires careful dose adjustment and regular review of benefits and side effects.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: The full effect develops gradually over one to two weeks as the medicine and its metabolite build up in the body. Your doctor will adjust the dose based on your response.

Q: Can I stop this medicine suddenly?

A: No. Stopping suddenly can cause withdrawal symptoms and more seizures. Always speak to your doctor before stopping.

Q: Can I drink alcohol while taking this medicine?

A: No. Alcohol increases sedation and the risk of serious breathing problems and should be avoided.

Q: Is this medicine safe during pregnancy?

A: It can harm an unborn baby. Use reliable contraception and speak to your doctor before planning pregnancy.

Q: What should I do if I miss a dose?

A: Take it as soon as you remember if it is not almost time for the next dose. If it is almost time, skip it and continue your regular schedule. Do not double dose.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney or liver function?
  • Can I drive after taking this medicine?
  • Does it interact with my other medicines?
  • What if I miss a dose?
  • Can I drink alcohol while taking this?
  • Is it safe during pregnancy?
  • Can it cause dependence?

🔄 Substitutes for primirus 25mg tablet

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine can be stopped once seizures stop.
    Fact: Stopping suddenly can cause withdrawal and more seizures. Only a doctor should decide when and how to stop it.
  • Myth: This medicine is safe to take with alcohol.
    Fact: Alcohol increases sedation and the risk of serious breathing problems and should be avoided.
  • Myth: This medicine is safe in pregnancy.
    Fact: It can harm an unborn baby and must only be used in pregnancy when clearly needed and under specialist care.
  • Myth: Missing one dose does not matter.
    Fact: Missed doses can reduce seizure control. Follow the missed dose instructions given by your doctor.

🔄 Alternative Options

Generic Alternatives

  • Primidone 25mg tablet
  • Primidone 50mg tablet
  • Primidone 250mg tablet

Brand Alternatives

  • Etdone 25mg tablet

📊 Comparison with Similar Medicines

[{"medicine":"Primidone","class":"Barbiturate-related anticonvulsant","main_use":"Seizures and essential tremor","sedation":"Common","monitoring":"Drug levels, blood counts, liver and kidney function"},{"medicine":"Phenobarbital","class":"Barbiturate","main_use":"Seizures","sedation":"Common","monitoring":"Drug levels and blood counts"},{"medicine":"Phenytoin","class":"Hydantoin anticonvulsant","main_use":"Seizures","sedation":"Less common","monitoring":"Drug levels and blood counts"},{"medicine":"Carbamazepine","class":"Anticonvulsant","main_use":"Seizures and nerve pain","sedation":"Common","monitoring":"Blood counts, sodium, liver function"},{"medicine":"Levetiracetam","class":"Anticonvulsant","main_use":"Seizures","sedation":"Less common","monitoring":"Mood and kidney function"}]

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