Since there are multiple rib fractures, it will take some time to heal. You should use a Rib Belt for support.
As even slight movement will cause movements at fracture site, it will be better to take complete bed rest for now.
Next Steps
You can also do hot fomentation locally, take analgesic like tramadol / tapentadol,
calcium and
vitamin d supplement..
Health Tips
Once the pain reduces, start deep breathing exercises..