[dawnerd]

They may be useful in some situations https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3424311/

I was prescribed some a year or so ago when I was on some heavy antibiotics. Reading that article still makes it look like efficacy is pretty minor. Since it doesn’t really hurt to take it why not?

[drakonka]

Every time I've had to take antibiotics here (which admittedly has only been a couple of times) the doctor made sure to tell me to take probiotics as well until the course of antibiotics was over.