Inhaler? A steroid inhaler? Stop taking it immediately, you're on the precipice of a steroid induced episode. This is why you can't sleep. Also, if you're taking pseudoephedrine, stop that as well. No steroids, no pseudoephedrine, and no more Benadryl.

Trazedone is an antidepressant, antidepressants are generally contraindicated in patients with bipolar disorder.