Is there any infection immune to antibiotics or medication ?

Question: Is there any infection immune to antibiotics or medication ?
- Keywords:
  antibiotic,
  immunity,
  infection,
  medication
Asked by Elle Nolan to Monica on 16 Nov 2016.
- Monica Flaherty answered on 16 Nov 2016:
  
  There are different groups of antibiotics. We do come across certain strains of bacteria that have become resistant(immune) to many of these groups of antibiotics and very little options are left to trat these infections.

Question: Is there any infection immune to antibiotics or medication ?