if yours stool consistency hard & not completely empty - then it is case of constipation
advice-plenty of water,roughage(fibre- cucumber, tomatoo,radish,cauliflower), bulk forming like-gram,cereals, stool softener-laxative.milk of magensia, lactulose
. if stool is loose,with oily consistency, pain in umblicus -then it is likely to be case of amoebic colitis
advice- tab metronidazole
400mg thrice daily for 5 days, or tablet tinidazole
600mg twice daily for 5 days. hope my advice use ful to you. thank you.