Antibiotic of choice in cirrhotic patient to prevent encephalopathy:
Treatment of hepatic encephalopathy 1. Correct precipitating factors 2. Use lactulose- results in colonic acidification. 2. Poorly absorbed antibiotics- neomycin and metronidazole. More recently, rifaximin at 550 mg twice daily has been very effective in treating encephalopathy without the known side effects of neomycin or metronidazole.
Neomycin
Ampicillin
Metronidazole
Rifaximin
Cirrhosis