Brand & Generic Names
- Habit forming? No
- Prescription needed? Yes
- Available as generic? No
- Drug class: Anticonvulsant (dione)
Controls but does not cure petit mal seizures (absence
Dosage & Usage Information
How to take:
Tablets, capsules or liquid: Take with food or milk to lessen
When to take:
At the same time each day.
If you forget a dose:
Take as soon as you remember up to 2 hours
late. If more than 2 hours, wait for next scheduled dose (don't
double this dose).
What drug does:
Raises threshold of seizures in cerebral cortex. Does not alter
Time lapse before drug works:
1 to 3 hours.
Don't take with:
Any other medicine without consulting your doctor or pharmacist.
Bleeding, nausea, drowsiness, ataxia, coma.
WHAT TO DO:
- Dial 911 (emergency) or O (operator) for an ambulance or
medical help. Then give first aid immediately.
- If patient is unconscious and not breathing, give mouth-to-
mouth breathing. If there is no heartbeat, use cardiac massage
and mouth-to-mouth breathing (CPR). Don't try to make patient
vomit. If you can't get help quickly, take patient to nearest
- See EMERGENCY Information.
Possible Adverse Reactions or Side Effects
In case of overdose, see Overdose section.
insomnia, hair loss.
- Changes in vision;
sore throat with
fever and mouth sores;
bleeding gums; easy
bleeding or bruising;
smoky or bloody urine;
jaundice; puffed hands,
face, feet or legs;
swollen lymph glands;
unusual weakness and
- Sensitivity to
Warnings & Precautions
Don't take if:
You are allergic to this drug or any anticonvulsant.
Before you start, consult your doctor:
- If you are pregnant or plan pregnancy.
- If you have blood disease.
- If you have liver or kidney disease.
- If you have disease of optic nerve or eye.
- If you will have surgery within 2 months, including dental
surgery, requiring general or spinal anesthesia.
Over age 60:
Adverse reactions and side effects may be more frequent and
severe than in younger persons.
Risk to unborn child outweighs drug benefits. Don't use.
No problems proven. Avoid if possible. Consult doctor.
Infants & children:
Use only under close medical supervision of clinician
experienced in convulsive disorders.
- Have regular checkups, especially during early months of
- Talk to your doctor about the need for follow-up medical
examinations or laboratory studies to check complete blood
counts (white blood cell count, platelet count, red blood cell
count, hemoglobin, hematocrit), liver function, kidney function,
Skin & sunlight:
Increased sensitivity to sunlight or sun lamp. Avoid
Driving, piloting or hazardous work:
Don't drive or pilot aircraft until you learn how medicine
affects you. Don't work around dangerous machinery. Don't climb
ladders or work in high places. Danger increases if you drink
alcohol or take medicine affecting alertness and reflexes, such
as antihistamines, tranquilizers, sedatives, pain medicine,
narcotics and mind-altering drugs. Be especially careful driving
at night because medicine can affect vision.
Don't discontinue without consulting doctor. Dose may require
gradual reduction if you have taken drug for a long time. Doses
of other drugs may also require adjustment.
Arrange for eye exams every 6 months as well as blood counts and
Possible Interaction with Other Drugs
|Any other medicine
||Unpredictable effect on seizure
||Increased or toxic effect of anti-
||Increased anticonvulsant effect.
||Increased chance of blood toxicity.
||Toxic effect on the central nervous
||Dangerous increased effects of
||ethinamate. Avoid combining.
||Increased depressant effects of
||May increase depressant effects of
||High alcohol content of leucovorin
||may cause adverse effects.
||Increased sedative effect, perhaps
||to dangerous level. Avoid.
||Increased risk of toxicity.
Possible Interaction with Other Substances
||Increased chance of seizures and
||liver damage. Avoid.
||May decrease anticonvulsant effect.
||Increased chance of seizures.
||No problems expected.
||Increased chance of seizures.
||Decreased absorption of medicine
||leading to uneven control of