Welcome! Have you tried probiotics, like culturelle or primadophilus reuteri? Also a fiber supplement might be helpful. Are you using any rectal meds? They would be a good part of your treatment.
There are lots of posts here with suggestions that you will find helpful. Hang in there!
Potato... Female, 58, dx 11/07 mild left sided ulcerative colitis (50 cm)
asacol 3 3x a day, cortenema (generic)
am & pm rowasa every other day culturelle, benefiber wafers generic acidophilus, metamucil wafers, activia, primadophilus reuteri
children's vitamin, Vitamin E 400 mg, omeprazole 2xday
oxazepam when needed, lomotil or ImodiumAD (not in the same day) when needed
Yoga, meditation, The Work by Byron Katie, exercise at least 5 days a week