BREAKING: Demi Lovato Hospitalized for Heroin Overdose

BREAKING: Demi Lovato Hospitalized

TMZ is reporting that Demi Lovato has been rushed to the hospital. This story is still developing and we will keep you updated, We love Demi and hope for the best.

Demi Lovato was rushed to an L.A. hospital after suffering what appears to be a heroin overdose ... law enforcement tells TMZ.

Our sources say Demi was transported from a home in the Hollywood Hills just before noon Tuesday, and is currently being treated. We do not know her condition.

Demi has fought substance abuse for years ... at one point she lived in a sober living home after getting released from a treatment center. She had been 6 years sober from alcohol, cocaine and Oxycontin.

1:28 PM PT -- Law enforcement sources tell us Demi was treated with Narcan -- an emergency treatment for narcotic overdoses -- at her home. We've confirmed the OD occurred at her house in the Hollywood Hills.

Demi was out Monday night celebrating a friend's birthday in West Hollywood, and we're told she posted photos on her private Instagram of herself and others in the group. She seemed happy in the pics.

1:48 PM PT -- Paramedics found Demi unconscious when they arrived at her home.

3:13 PM PT -- Demi's aunt, Kerissa Dunn, posted on social media that Demi is "awake and responsive."