Cholestyramine works wonders!
Foods that slow stuff down are: oatmeal, beans, pretzels, bananas i believe, and fibrous foods work wonders. A bunch of other options too.
Hydration methods: water: before, during and after every meal. Orange juice, fruit juice, pedialyte, V8 juice, milk, and gatorade. Eating potatoes, oatmeal again, pottasium foods too, veggies and fruits.