くすりのしおり

Internal
Revised: 5/2015

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 :
VALACICLOVIR TABLETS 500mg "DSEP"
 Active ingredient:
Valaciclovir hydrochloride
 Dosage form:
white to slightly yellowish white tablet, major axis 18.5 mm, minor axis 7.5 mm, thickness 6.2 mm
 Print on wrapping:
(front) バラシクロビル 500mg「DSEP」, 第一三共エスファ, バラシクロビル, 500mg, (back)VALACICLOVIR 500mg「DSEP」, 抗ウイルス薬, バラシクロビル 500mg「DSEP」

Effects of this medicine

This medicine suppresses the growth of herpes simplex and varicella/herpes zoster viruses.
It is usually used to treat herpes simplex, herpes zoster, varicella, and as a prophylaxis of herpes simplex infection in patients with hematopoietic stem cell transplantation, and to prevent recurrence of genital herpes.

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 renal disorder.
    If you are receiving hemodialysis.
  • 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))
  • [Adults] Herpes simplex : In general, for adults, take 1 tablet (500 mg of valaciclovir) at a time, twice a day.
    To prevent of herpes virus infection (herpes simplex) associated with hematopoietic stem cell transplantation : In general, for adults, take 1 tablet (500 mg of valaciclovir) at a time, twice a day from 7 days prior to hematopoietic stem cell transplantation to 35 days after transplantation.
    Herpes zoster: In general, for adults, take 2 tablets (1,000 mg of valaciclovir) at a time, 3 times a day.
    Varicella: In general, for adults, take 2 tablets (1,000 mg of valaciclovir) at a time, 3 times a day.
    To prevent recurrence of genital herpes: In general, for adults, take 1 tablet (500 mg of valaciclovir) at a time, once a day. The dosage and frequency of doses may be adjusted according to symptoms.
    [Children] Herpes simplex: In general, for children who weight 40 kg or more, take 1 tablet (500 mg of valaciclovir) at a time, twice a day.
    To prevent of herpes virus infection (herpes simplex) associated with hematopoietic stem cell transplantation: In general, for children who weight 40 kg or more, take 1 tablet (500 mg of valaciclovir) at a time, twice a day from 7 days prior to hematopoietic stem cell transplantation to 35 days after transplantation.
    Herpes zoster: In general, for children who weight 40 kg or more, take 2 tablets (1,000 mg of valaciclovir) at a time, 3 times a day.
    Varicella: In general, for children who weight 40 kg or more, take 2 tablets (1,000 mg of valaciclovir) at a time, 3 times a day.
    To prevent recurrence of genital herpes: In general, for children who weight 40 kg or more, take 1 tablet (500 mg of valaciclovir) at a time, once a day. The dosage and frequency of doses may be adjusted according to symptoms.
    In any case, the dosage and frequency of doses may be different according to the underlying disease. Strictly follow the instructions.
  • If you miss a dose, take the missed dose as soon as possible. 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

  • Please take a little too much water than usual while taking this medicine. However, if you are under fluid restriction, please consult with your doctor or pharmacist.
  • The medicine may cause disturbance of consciousness. Take extra care in performing dangerous operations such as driving a car.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include headache, decreased consciousness, abdominal pain, nausea, diarrhea and hypersensitivity (rash, hives, itch, 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.
  • rash, respiratory distress, angioedema, dizziness on standing up [anaphylactic shock, anaphylaxis]
  • decrease of urine output, edema, headache [acute renal failure]
  • decreased consciousness, hallucination, convulsion [psychoneurotic symptom]
  • rash, red skin rash/bleb, conjunctival hyperemia [toxic epidermal necrolysis, Stevens-Johnson syndrome]
  • general malaise, loss of appetite, yellowing in skin and white of eyes [hepatitis, hepatic dysfunction, jaundice]
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.

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