It would depend on the specific antibiotic and specific probiotic. Each antibiotic will kill a certain subtype of bacteria (ex. Those that have a certain type of shell). So it’s possible that they will go their separate ways, or you’ll waste both by reenacting osmosis jones.
Now this second part is something I’m not sure about. I used to think that it makes sense to have probiotics after an antibiotic treatment is complete, since you can repopulate your gut with healthy bacteria once the harmful bacteria has been eradicated. However apparently the science isn’t settled on that:
https://www.bbc.com/future/article/20190124-is-it-worth-taking-probiotics-after-antibiotics
It would depend on the specific antibiotic and specific probiotic. Each antibiotic will kill a certain subtype of bacteria (ex. Those that have a certain type of shell). So it’s possible that they will go their separate ways, or you’ll waste both by reenacting osmosis jones.
Now this second part is something I’m not sure about. I used to think that it makes sense to have probiotics after an antibiotic treatment is complete, since you can repopulate your gut with healthy bacteria once the harmful bacteria has been eradicated. However apparently the science isn’t settled on that: https://www.bbc.com/future/article/20190124-is-it-worth-taking-probiotics-after-antibiotics