You would need to confirm a bacteria infection, else some steroidal creams can do wonders for skin areas of inflammation. Too often the antibiotic pill is the go to for everything. If a person has a severe internal bacterial infection, an antibiotic my be needed if all other treatments fail. Antibiotics would not be my first choice. There has become far more antibiotic resistant strains out in the wild due to over prescribed antibiotics. One that comes to mine is staph infection which has become antibiotic resistant.

There are plenty of resources on Goog

Here is one for a read
https://my.clevelandclinic.org/health/b ... microbiome

excerpt

Use antibiotics with care. There are times when you need to take antibiotics, but other times when you really don’t. Overuse of antibiotics in the general population leads to antibiotic resistance. In the individual, it can kill your good bacteria along with the bad. Sometimes this disrupts the balance in your gut microbiome, leading the wrong kind to come back stronger.