Need OCR for Medical Prescription

MIT App Inventor Help
1

Hi does anyone know how to import an OCR extension that can recognize handwritten medical prescription?

2

There is a cloud vision api from Google and it is paid.

3

Here is what the community knows about using OCR with App Inventor

4

OCR is different from what op is looking for. It is ICR.

5

Who would want to take responsibility for the mistakes an app like this can make?