Imo know when to back off & heal up, recognize your weaknesses, and train to improve them. If you're reaching for pharmaceutical solutions then you've already chosen not to do this.
Overcoming natural limitations doesn't mean mindlessly redlining until the wheels fall off. It's a plodding, conscious exploration. Fix where you break. Don't just wallpaper over it.
Doctors, like lawyers and accountants, are not necessarily on your side. They're on their own side and they're principally interested in you continuing to pay them. I say get a second and third opinion on long term regular corticosteroid use before you conclude that misgivings are nothing but an urban myth.