How does sodium valproate work?
Sodium valproate increases levels of gamma-aminobutyric acid (GABA), a neurotransmitter that helps calm nerve activity, reducing seizures and mood swings.
What is sodium valproate used to treat?
Sodium valproate is commonly prescribed for:
- Epilepsy (to control seizures in adults and children)
- Bipolar disorder (to stabilise mood and prevent manic episodes)
- Migraine prevention (in some cases when other treatments are ineffective)
Who can take sodium valproate?
Sodium valproate is suitable for most adults and children, but it must be prescribed and monitored carefully.
Who might not be able to take sodium valproate?
Sodium valproate may not be suitable if you:
- Are pregnant or planning to conceive (due to serious risks to the baby)
- Have liver disease or a history of liver problems
- Have a genetic disorder called urea cycle disorder
- Have a history of pancreatitis
Can I take sodium valproate if I’m pregnant or breastfeeding?
Sodium valproate must not be taken during pregnancy unless no alternative is available, as it can cause serious birth defects and developmental problems. If you’re breastfeeding, speak to your doctor about the risks and benefits.
What if I miss a dose?
If you forget a dose, take it as soon as you remember. If it’s close to your next dose, skip the missed one—do not take two doses at once.
How effective is sodium valproate?
Sodium valproate is highly effective at controlling seizures, stabilising mood, and preventing migraines when taken consistently.
What should I do if I take too much?
Taking too much sodium valproate can cause drowsiness, confusion, nausea, and breathing problems. If you think you’ve taken too much, seek emergency medical help immediately.
What dose of sodium valproate is usually taken?
- For epilepsy: 300mg to 2,500mg daily, divided into doses
- For bipolar disorder: 750mg to 2,000mg daily, as prescribed
- For migraine prevention: 500mg to 1,000mg daily
Your doctor will determine the correct dose based on your condition.
What are the side effects of sodium valproate?
Common side effects include:
- Nausea or stomach pain
- Drowsiness or dizziness
- Weight gain
- Hair thinning
- Tremors
Serious side effects, such as liver damage, severe mood changes, or unusual bleeding, require urgent medical attention.
How should I take sodium valproate?
Sodium valproate is taken as tablets, capsules, or liquid, usually once or twice daily.
When should sodium valproate be taken?
Sodium valproate should be taken at the same time each day, with or after food to reduce stomach upset.
What are the brand names for sodium valproate?
Sodium valproate is available as a generic medicine, but some branded versions include:
- Epilim
- Episenta
- Depakote
Final thoughts
Sodium valproate is an effective treatment for epilepsy, bipolar disorder, and migraines, but it must be taken exactly as prescribed. Regular monitoring is required due to potential side effects. If you experience unusual symptoms, speak to your doctor or pharmacist.
