Echoing everybody else... please get yourself to the doctors ASAP.
This may help loosen things up:
https://www.amazon.co.uk/NanaCare-Po...s%2C107&sr=8-1
Essentially the more convenient and efficient version of "head over a hot bowl of water with a towel over your head", except you can sit comfortably whilst watching TV using this gizmo. The menthol crystals are extremely potent, you literally only need to add a few grains to the cup. It helped me breathe more easily and start coughing up the flubber.