Now, there are different kind of fibrosis, not all fibrosis requires medications.
We do certain tests to see what sort of fibrosis it is, if it is actually post covid fibrosis and see if it's progressing.
Next Steps
it's better to evaluate your symptoms ( if you feel better or worse) and if you have symptoms of any other progressive lung disease like ILD, and plan a PFT to see for your lung function and then consider medications.