Thank you very much for contacting healthcare magic. You have problem of constipation and abdominal problems that one because of diverticulum. For treatment of diverticulm according problem do a treatment.... Take a high fiber foods like whole grains, oats etc... Avoid stress and anxiety... Drink a more water. Avoid gaseous foods like cabbage, cauliflower, carbonated drinks, onions ,turnips.....etc. Take bulk forming agent like ispaghula and brans. If any infection present than treat by proper antibiotics drugs. Lactose free diet also helpful. consult a gastroenterologist for further treatment. I hope my guidance helpful to you.. Take care. Thank you.