treatment of IPF is Medical in most of Cases unless it is invasive (CT chest every six minthly)
Main treatment is steroid
in therapeutic dose followed by maintainance dose
Secondly immunomodulator which you are taking (Azithiopyrone)
is only for Invasive IPF and not responding to medical line Of MX
5 year survival and 10 year survival rate
for non-invasive IPF is 60% and 40% approximately.