Liver abscess is very common and hugh number of these patients are admitted in medical colleges and district hospitals as referred from suburbs, rural areas where water and personal hygiene is poor. Metronidazole is a drug of choice for amebic liver abscess (ALA), but has long course and significant side effects. Thus, the drugs like tinidazole with a better tolerability record. A randomized controlled trial was done at the Department of Gastroenterology, SMS Hospital, Jaipur, India.

One hundred and fifty admitted patients were randomized into two treatment groups, metronidazole (group M, n = 75) and tinidazole (group T, n = 75). Patients were observed for clinical response, laboratory parameters, imaging, and side effects. Early clinical response (ECR) was defined as the absence of fever and abdominal pain within 72 h of treatment. Symptomatic clinical response (SCR) was defined as the…