くすりのしおり

Internal
Revised: 12/2016

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 :
ALLOPURINOL Tablets 50mg "SAWAI"
 Active ingredient:
Allopurinol
 Dosage form:
white to faintly yellowish white tablet, diameter: 6.5 mm, thickness: 3.0 mm
 Print on wrapping:
アロプリノール50mg「サワイ」, SW-240, Allopurinol 50「SAWAI」

Effects of this medicine

This medicine suppresses uric acid production by inhibiting xanthine oxidase, resulting in decreased amount of uric acid in the blood and urine.
It is usually used to improve hyperuricemia in patients with gout or hypertension associated with hyperuricemia.

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 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))
  • In general, for adults, take 4 to 6 tablets (200 to 300 mg of the active ingredient) a day, in 2 to 3 divided doses, after meals. The dosage may be adjusted according to the 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. 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

  • Drink plenty of fluids to increase urine output. However, if you have been instructed to restrict fluid intake, consult with your doctor or pharmacist.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include rash, itch, joint pain, anemia, purpura, lymphadenopathy, abnormal renal function, loss of appetite, gastric distress, loose stool, diarrhea, general malaise and loss of hair. 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.
  • fever, redness and swelling of skin/mucosa with rash or blisters, swelling of lymph nodes (neck, area behind the ear, armpit, groin, etc.) [serious skin disorder such as toxic epidermal necrolysis/mucocutaneous ocular syndrome/exfoliative dermatitis, hypersensitivity vasculitis, drug-induced hypersensitivity syndrome]
  • dizziness, respiratory distress, redness with generalized itching [shock, anaphylaxis]
  • general malaise, fever, bleeding tendency [aplastic anemia, pancytopenia, agranulocytosis, decreased platelets]
  • general malaise, loss of appetite, yellow discoloration of the skin and the white of eyes [serious liver dysfunction such as fulminant hepatitis, jaundice]
  • decreased urine output, edema, general malaise [renal failure, worsening of renal failure, renal disorder including interstitial nephritis]
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, heat and moisture.
  • Discard the remainder. Do not store them.

For healthcare professional use only : Day Month Year

For further information, talk to your doctor or pharmacist.

Keywords Search

 

 

 

 

Advanced Search

Browse by drug name A-Z
Browse by drug name A-Z