Firstly, a course of Slippery Elm Bark Powder.
Secondly a mix to treat diverticulitis by relaxing the parasympathetic nervous system, which triggers peristalsis.
As per the label.
McDowell's staff Herbalists can not diagnose you or your companions disease or illness. What they can do is offer a herbal program to assist with healing, after you have had advice from your doctor or specialist. If you have unexplained pain or symptoms, seek medical advice.