However , the treatment with antibiotics can also disrupt the ecosystems of beneficial microorganisms in dog 's gastrointestinal ( GI ) tract .
Dogs typically undergo antibiotic treatment to eliminate infectious pathogens or parasites and to prevent secondary infections .
The treatment with antibiotics can also disrupt the ecosystems of beneficial microorganisms in dog 's gastrointestinal ( GI ) tract .
Dogs typically undergo antibiotic treatment to eliminate infectious pathogens or parasites and to prevent secondary infections .