It sounds like your dog might have either kennel cough or canine influenza. You can see if some Robitussin DM will help the dog breathe better and control the cough. Read here about cautions and dose info: www.petplace.com/drug-library/dextromethorphan-robitussin-dm
If you see a colored discharge from nose or eyes, if your dog coughs something up, seems lethargic or goes off eating, see your vet as your pet may have a secondary bacterial infection that will need antibiotics. If you see any real trouble with breathing, also see your vet as other medication may be needed to keep the airways open.
Hairballs are very uncommon in dogs. The oils should break the hairball up and let it pass through their system. You can try a second dose of the remedies you were using today but you might see some diarrhea. Usually if the hairball treatments work the mass breaks up and passes out of the stomach to the intestinal tract.
You can also see if a bit of antacid will help them feel better. Over the counter medication you can consider are Pepcid or Tagamet or Zantac.
If you see a colored discharge from nose or eyes, if your dog coughs something up, seems lethargic or goes off eating, see your vet as your pet may have a secondary bacterial infection that will need antibiotics. If you see any real trouble with breathing, also see your vet as other medication may be needed to keep the airways open.
Hairballs are very uncommon in dogs. The oils should break the hairball up and let it pass through their system. You can try a second dose of the remedies you were using today but you might see some diarrhea. Usually if the hairball treatments work the mass breaks up and passes out of the stomach to the intestinal tract.
You can also see if a bit of antacid will help them feel better. Over the counter medication you can consider are Pepcid or Tagamet or Zantac.