What Causes Vaginal Spotting On Using Steroid Inhalers?

I have gerd and have started being treated for copd then they thought asma I'm on an inhaler I quite smoking in august stopped coffee decaf 2 days ago they put me on an inhaler wth steriod and I can't use it becuz it messes with my anti depression panic attacks now after being on hormones for 2 years iI'm 62 years old menapause at 45 never used anything now since useing the steroid inhaler started spotting stopped the inhaler wk later spotting has stopped that was after haveing a cervical biopse andhaveing a polyp removed I go for results on th 21st I am finding by trial and error what to eat how much when how can I find out how to control this alittle smarter?