Ephedrine: Adverse effects (Wiki):
- Nervous system:restlessness, confusion, insomnia, mild euphoria, mania/hallucinations (rare except in previously existing psychiatric conditions), delusions, formication (may be possible, but lacks documented evidence) paranoia, hostility, panic, agitation
Yay! You seem to have a very understanding doctor there Alex to get all these pharmaceuticals.
Edit: Btw, best cure (seriously) for insomnia is a good toke.