Encorate Chrono 300
Rx৳ 9/unit
Pack: ৳ 90
৳ 9/unit
Pack: ৳ 90
At a glance
Sodium Valproate (Valproic Acid) is an anticonvulsant and mood stabilizer used for epilepsy, bipolar disorder, and migraine prevention. It controls abnormal nerve activity by increasing GABA levels in the brain.
Indications
- Epilepsy (complex partial seizures, absence seizures)
- Manic episodes in bipolar disorder
- Migraine prevention
Pharmacology
Sodium Valproate increases brain GABA levels by inhibiting GABA transaminase and enhancing GABA synthesis. GABA is an inhibitory neurotransmitter that reduces excessive nerve cell activity. It also affects sodium channels and inhibits T-type calcium channels, helping to prevent seizures.
Dosage
Adult Dose (Oral):
- Complex partial seizures: Start 10-15 mg/kg/day; increase by 5-10 mg/kg/day weekly; max 60 mg/kg/day
- Absence seizures: Start 15 mg/kg/day (divided q6-12hr); increase by 5-10 mg/kg/day weekly; max 60 mg/kg/day
- Migraine prevention: 250 mg twice daily; adjust based on response; max 1000 mg/day
- Bipolar mania: 750 mg/day in divided doses; rapid titration; max 60 mg/kg/day
Pediatric Dose:
- ≥10 years (migraine): 250 mg twice daily; max 1000 mg/day
Side effects
Common Side Effects:
- Nausea, vomiting
- Weight gain, loss of appetite
- Gum swelling, headache, sleepiness
- Tremor, hair loss
- Liver injury (elevated liver enzymes)
Use in pregnancy
Use in Pregnancy: Unsafe in pregnancy (Category D); definite evidence of risk to the developing baby; use only in life-threatening situations; consult your doctor.
Pregnancy Category: D — always consult a doctor before taking during pregnancy.
Precautions & warnings
- Do not use in liver disease or history of hepatic dysfunction
- Unsafe in pregnancy; inform doctor if planning pregnancy
- Avoid alcohol (increases CNS depression)
- Monitor for suicidal thoughts/behavior
- Regular blood tests (liver function, blood counts) required
Overdose effects
Overdose: Drowsiness, bradycardia, coma; symptomatic treatment; gastric lavage, activated charcoal; naloxone ineffective; hemodialysis limited benefit.
Storage conditions
Store in a cool and dry place, protected from light; keep out of reach of children.