If you are having symptoms of pouchitis and pouchitis has been ruled out, and IPS treatments are not effective, then you are left with SIBO (small intestine bacterial overgrowth). The treatment is the same as pouchitis: antibiotics. Worth a try.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .