At least two major doctor/hospital softwares in my country still use FoxPro. But new features piled on top of decades old code base make it pain in the ass to u

At least two major doctor/hospital softwares in my country still use FoxPro. But new features piled on top of decades old code base make it pain in the ass to use. (i.e. online communication with health insurance company halts the main program and launches a communication program every now and then)