The usual adult dosage for intravenous use is from 5 to 20 mL once a day. The dosage may be adjusted depending on the patient's age and symptoms.
For chronic hepatic disease, the daily dosage is from 40 to 60 mL once a day by intravenous injection or intravenous drip infusion. The dosage may be adjusted depending on the patient's age and symptoms. If an increased dosage is required, the daily dosage should be kept within the limit of 100 mL.