Active Ingredient: Metoprolol
For this indication, competent medicine agencies globally authorize below treatments:
Oral
100 - 300 mg
From 33.333 To 100 mg 3 time(s) per day every day
100 mg
50mg two or three times daily is usually sufficient. If necessary the dose may be increased to 300mg daily in divided doses.
Following the treatment of an acute arrhythmia with metoprolol tartrate injection, continuation therapy with metoprolol tablets should be initiated 4-6 hours later. The initial oral dose should not exceed 50mg twice daily.
Intravenous
5 - 15 mg
From 5 To 15 mg once every day
Initially up to 5 mg injected intravenously at a rate of 1-2 mg per minute. The injection can be repeated at 5 minute intervals until a satisfactory response has been obtained. A total dose of 10-15 mg generally proves sufficient.
Because of the risk of a pronounced drop of blood pressure, the I.V. administration of metoprolol I.V. Injection to patients with a systolic blood pressure below 100 mmHg should only be given with special care.
During Anaesthesia:
2-4 mg injected slowly I.V. at induction is usually sufficient to prevent the development of arrhythmias during anaesthesia. The same dosage can also be used to control arrhythmias developing during anaesthesia. Further injections of 2 mg may be given as required to a maximum overall dose of 10 mg.
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