Pay $10 Per Fill Patients prescribed Xyntha® may receive a total benefit of $12,000 per calender year, or the amount of your co-pay over one year, less a patient financial responsibility of $10 per month, whichever is less. You Might Also Like Reduce Co-Pay To $0 Per Prescription July 3, 2018 Pay As Little As $30 December 7, 2021 Save Up To $10,000 Per Year July 3, 2018