MAGNESIUM TRISILICATE COMPOUND POWDER BP
NAME OF THE MEDICINAL PRODUCT
Magnesium Trisilicate Compound Powder BP
QUALITATIVE AND QUANTITATIVE COMPOSITION
Magnesium Trisilicate BP 25.0% w/w
Sodium Bicarbonate BP 25% w/w
For the relief of Dyspepsia and excessive acidity.
For oral administration.
Posology and method of administration
Adults, Elderly and Children over 14 years:
10ml three times a day, usually after food.
Children aged 10 to 14 years:
5ml three times daily.
Children under 10 years:
Renal failure, hypophosphataemia
Special warnings and precautions for use
If renal function is impaired, Hypermagnesaemia may result. Symptoms of
hypermagnesaemia may include flushing of the skin, thirst, hypotension due to
peripheral vasodilation, drowsiness, confusion, loss of tendon reflexes due to
neuromuscular blockade, muscle weakness, respiratory depression, cardiac
arrhythmias, coma and cardiac arrest.
Interaction with other medicinal products and other forms of interaction
Antacids are known to interfere with the absorption of a wide variety of drugs
including Warfarin, Antiarrhythmics, Phenytoin, Tetracyclines and Iron.
Fertility, Pregnancy and lactation
Safety of Magnesium Trisilicate Mixture has not been established. However,
as with all medicines, use during early pregnancy should be avoided. Use
during later pregnancy and lactation is not considered to be a hazard.
Effects on ability to drive and use machines
Overdose (or excessive or prolonged intake) may give rise to
hypermagnesaemia, with symptoms as described in other special warnings and
precautions above. Treatment: Calcium Gluconate injection 10% should be
administered intravenously in a dose of 10 to 20ml to counteract respiratory
depression or heart block. If renal function is normal, adequate fluids should
be given to assist removal of Magnesium from the body. Dialysis may be
necessary if patients with renal impairment or severe hypermagnesaemia.
Magnesium trisilicate is an antacid with slow acid neutralising action and mild
Magnesium Trisilicate is broken down to magnesium chloride and hydrated
silica gel by neutralisation in the stomach. About 5% of the magnesium is
absorbed and traces of the liberated silica may be absorbed and excreted in the
Preclinical safety data
List of excipients
Heavy Magnesium Carbonate BP
Special precautions for storage
Nature and contents of container
200g, 100g Cardboard or Plastic box with a plastic closure, if required.
Special precautions for disposal
MARKETING AUTHORISATION HOLDER
Activase Pharmaceuticals Limited,
11 Boumpoulinas, 3rd Floor,
MARKETING AUTHORISATION NUMBER(S)
DATE OF FIRST AUTHORISATION/RENEWAL OF THE
DATE OF REVISION OF THE TEXT
Source: Medicines and Healthcare Products Regulatory Agency
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