The map vaccine has been very slow as mainly funded by patients fundraising and then on hold for a year due to covid. I think they have done safety trials and now recruiting people with Crohn’s to test if it works.
Antibiotics are available to be prescribed off label if you have a willing doctor. The different combinations are talked about on human para website. My GI is of the view it is an option if you have run out of other drugs but not sooner as only works for some (like everything) . There was a trial by redhill biopharma a couple of years ago I’ll try and find a link