Cats sneezing with green purulent nasal discharge are usually caused by colds, tracheitis, feline herpes virus, feline calicivirus, mycoplasma, etc. If it is just a common cold, you can give the cat anti-inflammatory drugs; if it is a viral infection , cats need to be treated with antiviral drugs and antibiotics.
Tips:
It is best to take the cat to the pet hospital for examination first to confirm the cause and then carry out targeted treatment to avoid delaying the condition. .