Days 1-3: Male: coughing and sneezing
Day 4: Male: Difficulty breathing - congestion, not eating, drinking, sleeping, or pooping. Taken to vet. Prescribed oral-antibiotics, and diagnosed with an upper respiratory infection.
Day 5: Male: No improvement, breathing difficulties worsen, and no longer concerned with attempting the litter box. Taken to vet. Given injectable antibiotics, x-rays show lungs are clear, and given liquids under the skin.