Isolate the dog from other dogs
Provide plenty of rest
Keep the dog hydrated
Use a harness instead of a collar
Keep the dog in a warm, low-stress environment
Use a humidifier or steam from a bathroom to ease coughing
Feed small, soft meals if coughing affects eating
Avoid smoke, dust, and strong odors
Contact a veterinarian for diagnosis and treatment
Give prescribed medications exactly as directed
Use antibiotics only if a veterinarian prescribes them
Use cough suppressants only if a veterinarian approves them
Monitor for worsening symptoms
Seek urgent veterinary care for trouble breathing, lethargy, fever, or loss of appetite
Keep the dog away from other dogs until fully recovered and cleared by a veterinarian