<prompt> A patient presents with lower gastrointestinal bleed. Sigmoidoscopy shows ulcers in the sigmoid. Biopsy from this area shows flask-shaped ulcers. Which of the following is the most appropriate treatment?Intravenous ceftriaxoneIntravenous metronidazoleIntravenous steroids sulphasalazineHydrocoisone enemas  <response>: Amoebic Colitis MC site of amoebic colitis : Cecum and ascending colon Flask shaped ulcers on colonoscopu confirms the diagnosis of amoebic colitis Drug Therapy for Amebiasis Asymptomatic carrier: Luminal agents Iodoquinol, paromomycin Acute colitis: Metronidazole and Luminal agents Amebic livet abscess: Metronidazole, tinidazole and Luminal agents Ref: Harrison;s 19th edition Pgno : 1365 