Phenobarbital: how to take it safely
Phenobarbitone, Gardenal
Reviewed by Pharm. Abeeb Junior
What it is for
Treats epilepsy and some seizures.
How to take it
- Prescription medicine: take it exactly as your doctor or pharmacist told you.
- Swallow with water.
When to take it
Take it once a day, usually at bedtime.
Take it with
With or without food.
What to avoid
- Missing doses. This can trigger seizures.
- Stopping suddenly. Your doctor will lower the dose slowly.
- Alcohol.
- Driving or using machines until you know how it affects you.
- Sedatives and sleeping tablets.
- Hormonal contraceptives will not work well. Use another method.
- Pregnancy. Tell your doctor if you are pregnant or planning to be.
Possible side effects
Sleepiness, dizziness, unsteadiness, confusion in the elderly, hyperactivity in children.
Get help if
Rash, fever, severe drowsiness, slow breathing, or yellow skin or eyes: get urgent help.
This is general information, not personal medical advice. Always follow your doctor's or pharmacist's instructions and read the leaflet that comes with your medicine. Medicines and doses can differ between products and people.