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Home | Prescription Drugs | Zarontin

Zarontin (Ethosuximide)

Drug:Zarontin 500ml Syrup
Dosage:50 mg/ml
Zarontin Syrup
New Zealand
250 mg/5 ml/200 ml
Drug:Zarontin Syrup
Country:United Kingdom
Dosage:250 mg/5 ml/200 ml
250 mg


Zarontin (Ethosuximide) is used to control absence (petit mal) seizures. Zarontin is an anti-epileptic drug. It is used to treat epilepsy. It works by controlling the abnormal electrical activity in the brain that occurs during a seizure. You should never discontinue this medication without consulting your physician. Some conditions may become worse when the drug is suddenly stopped. Your dose may need to be gradually decreased. Take Zarontin exactly as instructed by your doctor. Zarontin may be taken with or without food. Zarontin should not be used by children younger than 3 years old.

Manufacturer Information

Canadian Pharmacy King currently offers the brand Zarontin from Canada by Erfa and from New Zealand and the United Kingdom by Pfizer. Zarontin Capsules are available in the strength of 250 mg and Zarontin Syrup is available in the strength of 50 mg/ml/500 ml and 250 mg/5 ml/200 ml. The generic alternative is currently unavailable.

Side Effects

Common side effects of Zarontin may include nausea, diarrhea, vomiting, indigestion; drowsiness, dizziness, lethargy, sedation; euphoria, hyperactivity. Call your doctor immediately if you notice less common but more serious side effects such as:

• Aching swollen joints;
• Easy bruising/bleeding;
• Fainting;
• Rapid breathing;
• Severe tiredness;
• Signs of liver problems;
• Signs of kidney problems

This is not a complete list of side effects, and others may occur. Contact your doctor if any of these side effects worsen or persist.

Customer Precautions

Do not take Zarontin if you have known allergy to ethosuximide (Zarontin) or any component of this medication or hypersensitivity to succinimides or components of these products. Before you use Zarontin talk to your doctor or pharmacist if you have liver or kidney disease have or have had depression, or mood problems have or had grand mal seizures or lupus have any other medical conditions; are pregnant or plan to become pregnant. When pregnant women use anticonvulsant drugs such as Zarontin, there may be a higher risk of birth defects in the baby. Tell your healthcare provider right away if you become pregnant while taking Zarontin or are breast-feeding or plan to breast-feed. Zarontin passes into breast milk. Some people have thoughts of suicide or hurting themselves while taking medications to prevent seizures such as Zarontin. Talk to your doctor right away if this happens to you. Tell your doctor or pharmacist about all the medicines you take, including drugs prescribed by other doctors, vitamins, minerals, natural supplements, or alternative medicines. Drugs that may interact with Zarontin include anticonvulsant (antiepileptic drugs) such as phenytoin, phenobarbital or valproic acid and Lamotrigine, an anticonvulsant drug used in the treatment of epilepsy and bipolar disorder.

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