くすりのしおり

Internal
Published: 6/2017

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 :
NARURAPID TABLETS 1mg
 Active ingredient:
Hydromorphone hydrochloride
 Dosage form:
light yellowish pentagon-shaped tablet, diameter: 6.0 mm, thickness: 3.2 mm
 Print on wrapping:
ナルラピド, 1, 1mg, DCI 1

Effects of this medicine

This medicine acts on opioid receptors in the central nervous system to reduce pain.
It is usually used to pain relieve pain in various types of cancer with moderate to severe pain.

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: respiratory depression, bronchial asthma, heart failure, experience of seizures, paralytic ileus, acute alcoholism, hemorrhagic colitis or bacterial diarrhea.
  • 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 24 mg of hydromorphone in 4 to 6 divided doses daily, but the dose may be increased or decreased depending on the symptoms. In case of administration of every 4 hours interval, you may take 2 doses together before bedtime. If you have been treated with other analgesics, the dose and duration of analgesic effect are considered, and the dose is determined with caution against adverse reactions. The dosage may be adjusted to provide adequate analgesia and to minimize adverse reactions. This preparation contains 1 mg of hydromorphone in a tablet. Strictly follow the instructions.
  • If pain suddenly becomes strong during treatment, you may take additional dose occasionally.
  • If you miss a dose, take the missed dose when you feel aware of it. However, it is near to the next administration, do not take any missed dose and take one dose at the next 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 or dizziness. Avoid operating dangerous machinery such as driving a car.
  • Pay attention that alcohol (drinking) may intensify medicine or medical effects.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include sleepiness, nausea, constipation and vomiting. 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.
  • desire of taking medicine unless the necessity of administration [dependence]
  • breathing difficulty, shortness of breath [respiratory depression]
  • constipation, bloating, severe abdominal pain [ileus (including paralytic ileus), toxic megacolon]
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.
  • If you no longer need the medicine, return it to the hospital or pharmacy. Concerning the return of the medicine, consult with your pharmacist where you received.

For healthcare professional use only : Day Month Year

For further information, talk to your doctor or pharmacist.

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