Not really specific to your issue directly but you can have a look at this post and the links which are contained in it.https://www.reddit.com/r/Dryfasting/comments/wcf0uf/can_dry_fasting_kill_klebsiella_pneumoniae/iicodm2/
Ps: besides dry fasting, you could also try water restriction (dehydration periods followed by rehydratation periods), eventually with a ketogenic diet.