くすりのしおり

Internal
Revised: 9/2020

The information on this sheet is based on approvals granted by the Japanese regulatory authority. Approval details may vary by country. Medicines have adverse reactions (risks) as well as efficacies (benefits). It is important to minimize adverse reactions and maximize efficacy. To obtain a better therapeutic response, patients should understand their medication and cooperate with the treatment.
Brand name :
ZARONTIN SYRUP 5%
 Active ingredient:
Ethosuximide
 Dosage form:
orange to orange red limpid syrup
 Print on wrapping:

Effects of this medicine

This medicine acts on central nerve system and suppresses periodic nervous excitement. It consequently improves epilepsy attack.
It is usually used to treat a typical absence seizure (small seizure). It is also used to treat myoclonic seizure, astasia (akinetic seizure), and small (exercise) seizure of infantile spasm (infantile spasm attack, BNS seizure, etc.).

Before using this medicine, be sure to tell your doctor and pharmacist

  • If you have previously experienced any allergic reactions (itch, rash, etc.) to any medicines.
    If you have blood disorder.
  • If you are pregnant or breastfeeding.
  • If you are taking any other medicinal products. (Some medicines may interact to enhance or diminish medicinal effects. Beware of over-the-counter medicines and dietary supplements as well as other prescription medicines.)

Dosing schedule (How to take this medicine)

  • Your dosing schedule prescribed by your doctor is ((        to be written by a healthcare professional))
  • For adults: In general, take 9 to 20 mL (0.45 to 1.0 g of the active ingredient) a day in 2 to 3 divided doses. For children: In general, take 3 to 12 mL (0.15 to 0.6 g) a day in 1 to 3 divided doses. The dosage may be adjusted according to age or symptoms. Strictly follow the instructions.
  • If you miss a dose, take the missed dose as soon as possible. However, if it is almost time for the next dose, skip the missed dose and follow your regular dosing schedule. You should never take two doses at one time.
  • If you accidentally take more than your prescribed dose, consult with your doctor or pharmacist.
  • Do not stop taking this medicine unless your doctor instructs you to do so.

Precautions while taking this medicine

  • This medicine may cause sleepiness and decreased attentiveness/concentration/reflex action. Avoid operating dangerous machinery, such as driving a car.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include scarlatiniform/morbilliform/toxicoderma-like rash and photosensitivity. If any of these symptoms occur, consult with your doctor or pharmacist.
The symptoms described below are rarely seen as initial symptoms of the adverse reactions indicated in brackets. If any of these symptoms occur, stop taking this medicine and see your doctor immediately.
  • redness/swelling of skin and mucosa with rash and blister, itchy eyes, sensitive to light [oculomucocutaneous syndrome]
  • fever, muscle/joint pain, swollen lymph nodes [SLE-like symptoms]
  • nasal bleeding, gum bleeding, bruising on limbs [aplastic anemia, pancytopenia]
The above symptoms do not describe all the adverse reactions to this medicine. Consult with your doctor or pharmacist if you notice any symptoms of concern other than those listed above.

Storage conditions and other information

  • Keep out of the reach of children. Store away from direct sunlight and heat.
  • Discard the remainder. Do not store them.

For healthcare professional use only : Day Month Year

For further information, talk to your doctor or pharmacist.