system
anxious: My cat was recently diagnosed with hyperthyroidism.  The meds don't seem to be making a difference, but he still seems happy.
gpt
My cat was just diagnosed with hyperthyroid.
human
That is horrible.  What is the treatment for it?
gpt
They gave us meds but they're not working.  He still seems happy but he's constantly losing weight.  
human
I wish your cat the best.  I know it must be hard