Zarontin (Ethosuximide Solution)

• If you have an allergy to ethosuximide or any other part of Zarontin (ethosuximide solution).
• If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

This medicine may interact with other drugs or health problems.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

Use Zarontin as ordered by your doctor. Read all information given to you. Follow all instructions closely.

• Keep taking this medicine as you have been told by your doctor or other health care provider, even if you feel well.
• To gain the most benefit, do not miss doses.
• Do not change the dose or stop Zarontin. This could cause seizures. Talk with your doctor.
• Take with or without food.
• Measure liquid doses carefully. Use the measuring device that comes with this medicine. If there is none, ask the pharmacist for a device to measure Zarontin (ethosuximide solution).

What do I do if I miss a dose?

• Take a missed dose as soon as you think about it.
• If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
• Do not take 2 doses at the same time or extra doses.

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

• Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
• Signs of infection like fever, chills, very bad sore throat, ear or sinus pain, cough, more sputum or change in color of sputum, pain with passing urine, mouth sores, or wound that will not heal.
• Signs of lupus like a rash on the cheeks or other body parts, sunburn easy, muscle or joint pain, chest pain or shortness of breath, or swelling in the arms or legs.
• Feeling confused.
• Hallucinations (seeing or hearing things that are not there).
• Not able to focus.
• Bad dreams.
• Not able to sleep.
• Change in balance.
• Trouble walking.
• Feeling very tired or weak.
• Any unexplained bruising or bleeding.
• Pinpoint red spots on the skin.
• If seizures are worse or not the same after starting this medicine.
• A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.

• Store at room temperature.
• Store in a dry place. Do not store in a bathroom.
• Do not freeze.
• Protect from light.
• Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
• Check with your pharmacist about how to throw out unused drugs.