Discovery medical aid *******

I complain last month about the same thing and this month it is exactly the same so it looks loke this its the way its going to be from now on .My mom is 76 and on chronic medicine RH Evans and the same blood pressure and cholesterol medicine for years and the amount she have to pay in was R13.00 and suddenly from last month the amount increase to R133.00 and Discovery chronic medicine excuse is that previously it was paid on my mothers discovery savings account but she still has the discovery savings account so what is the problem ??? Sorry Discovery I am not impress with how you handle old people and their chronic medicine but R120.00 increase for my mom is very very terrible