くすりのしおり

Internal
Published: 6/2015

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 :
NAFTOPIDIL TABLETS 25mg "TOWA"
 Active ingredient:
Naftopidil
 Dosage form:
white tablet with split line, diameter: 6.6 mm, thickness: 3.2 mm
 Print on wrapping:
Tw024, ナフトピジル25mg「トーワ」, 25mg

Effects of this medicine

This medicine reduces urethral pressure by selectively blockingα1 receptors in the prostate/urethra and suppressing the contraction of the prostate/urethral smooth muscle, thereby improving urination disorder associated with prostatic hypertrophy.
It is usually used to treat urination disorder associated with prostatic hypertrophy.

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 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, start with 25 mg of the active ingredient at a time, once a day after meal. If its effect is insufficient, the dosage may be gradually increased to 50 to 75 mg at a time, once a day after meal, at an interval of 1 to 2 weeks. The dosage may be adjusted according to your symptoms. However, the maximum daily dose is 75 mg. This medicine contains 25 mg of the active ingredient in a tablet. Strictly follow the instructions.
  • If you miss a dose, skip the missed dose and follow your regular dosing schedule (resume your schedule from the next day). You should not 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 dizziness or dizziness on standing up, etc. Pay close attention when performing dangerous operations such as working at heights or driving a car.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include dizziness/light headedness, dizziness on standing up, hypotension (including postural hypotension), gastric distress, rash, itch, hives and erythema multiforme. 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.
  • general malaise, loss of appetite, yellow discoloration of the skin and the white of eyes [liver dysfunction, jaundice]
  • syncope, loss of consciousness [syncope, loss of consciousness]
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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