WHY THE CHANGE OF HEART, DOC? TMZ.com
Jillian Michaels gave Dr. Terry Dubrow a taste of his own medicine ... this after he implored people to ignore her anti-Ozempic stance cause she was merely a personal trainer.
We got JM on "TMZ Live" Thursday ... who says, contrary to what Dubrow believes, she's actually the foremost expert when it comes to helping people lose weight -- and says he shared her same views on the drug not too long ago ... pulling out receipts for evidence.