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What is Zarontin?

Zarontin is a prescription medication that is used to treat absence or ‘petit mal’ seizures. Zarontin contains the anticonvulsant drug ethosuximide and works by controlling the electrical activity that occurs in the brain during a seizure. Zarontin may be prescribed to be used alone or in combination with other medications.

Make sure to always read the patient information and instructions before using this medication. Always follow your doctor’s directions.

  • Zarontin should be taken orally.
  • You may need regular blood tests while taking this medication.
  • Do not stop taking this medication without speaking to your doctor. Stopping Zarontin suddenly may worsen symptoms. Refill your prescription before you run out of medication.
  • Speak to your doctor if your condition persists or worsens.

Cautions

Tell your doctor and pharmacist:

  • About your drug and other allergies.
  • If you take any other prescription or over-the-counter medications.
  • Your medical history particularly of liver disease, kidney disease, lupus, depression, mood problems or suicidal thoughts or actions.
  • If you are pregnant or planning pregnancy.
  • If you are breast-feeding.

You should also know:

  • Some people may have suicidal thoughts while taking an anticonvulsant drug. Stay alert to mood or behavior changes.
  • This medication can affect your reactions and thinking. Do not drive or operate machinery until you can do so safely.
  • Avoid drinking alcohol while taking Zarontin.
  • This medication may weaken your immune system. Avoid people that have infections or are sick. Speak to your doctor if you develop infection symptoms.

Side Effects of Zarontin

Common side effects of Zarontin include but are not limited to:

  • Headaches or concentration problems.
  • Nausea or upset stomach.
  • Stomach pain or diarrhea.
  • Tiredness.
  • Dizziness.
  • Loss of appetite or weight loss.
  • Hiccups.
  • Swelling in the tongue or gums.

Get medical help if you have any of the following side effects of ethosuximide:

  • New or worsening symptoms mood or behavior changes, including suicidal thoughts, hostility, aggressiveness, restlessness, agitation, anxiety, impulsiveness, irritation, depression, panic attacks, sleeping problems, or hyperactivity.
  • Worsening seizures.
  • Flu symptoms, fever, chills, sore throat, or weakness.
  • Unusual thoughts or behavior.
  • Confusion or hallucinations.
  • Extreme fear.
  • Lupus symptoms including joint pain, swollen glands, muscle aches, vomiting, joint swelling and fever, chest pain, patchy skin color, or unusual thoughts or behavior.
  • Signs of a severe skin reaction including fever, sore throat, burning eyes, skin pain, swelling in the face or tongue, or a red or purple skin rash that spreads, blisters, and peels.
  • Signs of body inflammation including muscle weakness, flu symptoms, severe tingling or numbness, upper stomach pain, jaundice, swollen glands, easy bruising or bleeding, chest pain, breathing problems, or a new or worsening cough.
  • Symptoms of an allergic reaction such as difficulty breathing, hives, or swelling in your face, lips, or throat.

FAQs

What should I do if I miss a dose of Zarontin?

If you miss a dose of Zarontin, you should take it as soon as you remember. However, if it is almost time for your next dose, then skip your missed dose.

What is the strength of Zarontin?

Zarontin is available in a strength of 250mg.

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