L-ornithine L-aspartate in Overt Hepatic Encephalopathy

L-ornithine L-aspartate (6 ampules, each ampule containing 5 grams of the drug in 10 ml solution) to be diluted in 440 ml of Dextrose 5% (to make a total of 500 ml of solution), as intravenous infusion at the rate of 21 ml/hour, over 24 hours, for 5 days

Placebo (sterile water, 60 ml) diluted in 440 ml of Dextrose 5%, as intravenous infusion at the rate of 21 ml/hour, over 24 hours, for 5 days