You might want to try putting some garlic oil in your ears as a remedy for the ear-ache/itch.
https://www.healthline.com/health/garlic-in-ear#uses
https://www.scratchmommy.com/natural-ear-infection-treatment/
For me, my colds start in my ears, then trickle down into my throat/chest. So, if I feel an itch in my ears, I use ear drops at night.