You might want a week or two recovery where you eat sensible amounts of healthy fats, then begin the preparation phase. Use chanca piedra in the meanwhile.
The more raw garlic you eat during the prep, the better. I was doing up to 15 a day in my most successful flushes. But it is not just for its antifungal properties. Raw garlic and cooked onions have been proven to dissolve biliary sludge quite effectively. You might also consider juvacleanse by young living, although it is expensive.