"The dose I take would make a non-ADHD person into an obsessive hyper-focused teeth-grinding mess, but it basically just makes me normal. Adderall is real medicine which cures a real problem."

I believe you, but couldn't you equally say "The dose of human growth hormone I take would turn a non-Chronic-Shortness-Syndrome person into a freakish giant, but it basically just makes me normal"?