くすりのしおり

Injection
Revised: 3/2020

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 :
HALOMONTH Injection 100mg
 Active ingredient:
Haloperidol decanoate
 Dosage form:
injection
 Print on wrapping:

Effects of this medicine

This medicine regulates neurotransmitter (such as dopamine) in the brain to relieve strong anxiety and nervous tension, and stabilize the mood.
It is usually used to treat schizophrenia.

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 the patient is in a state of coma.
    If you have heart failure.
    If you have Parkinson's disease or dementia with Lewy Bodies.
  • If you are pregnant, possibly 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, inject intramuscularly every 4 weeks.
  • Ask the doctor about your treatment span.

Precautions while taking this medicine

  • This medicine may cause drowsiness and decreased attention, concentration and reflex action ability. Avoid operating machinery with potential risk such as driving a car.

Possible adverse reactions to this medicine

The most commonly reported adverse reactions include Parkinson's symptoms (trembling of limbs, muscle stiffness, excess saliva, hypokinesia, abnormality in walking, stare at one point with no expression and little blink, difficulty in swallowing, unnatural and awkward way of speaking, etc.), akathisia (restlessness), weakness, malaise, dizziness, lightheadedness, dizziness on standing up, injection site reaction (reddened areas, swelling, pain, hard lumps, etc.). 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.
  • acute fever, muscle stiffness, convulsion, conscious disorder [malignant syndrome]
  • dizziness, palpitation, shortness of breath [ventricular fibrillation, ventricular tachycardia]
  • severe lower abdominal pain, failure of passing stool/gas, nausea, vomiting [paralytic ileus]
  • repeated lip pursing, tongue thrusting, movement of the mouth appearing to chew something [tardive dyskinesia]
  • fever, chest pain, breathing difficulty, edema of lower limbs, swelling of limbs [pulmonary embolic disease, deep thrombophlebitis]
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

For healthcare professional use only : Day Month Year

For further information, talk to your doctor or pharmacist.