You probably know this:
A burnout is a not a sickness!
A burnout is a misbalance related with ineffective actions or attitudes.
You simply ask too much from your being.
If you are on the emotional and physical edge, it is of course okay to use emergency tools.
Your MD can certainly be of support.
However, you already know that this is only a temporary patch.
The real solution comes from key attitude shifts.
You know that!
The way to implement these attitude shifts is to connect with extra sources of power in you.
You can call these your survival instincts.