Demi Lovato's ex-boyfriend Wilmer Valderrama visited the hospital Wednesday to pay a visit to the singer after her apparent overdose was confirmed.
The visit comes just one day after Lovato was found unconscious in her Hollywood Hills, California, home to police and first responders
A source in the hospital tells that PEOPLE visited Valderrama late Wednesday with Lovato. The singer, 25, stays in Cedars-Sinai and stays in the hospital overnight, confirming the source as well.
Valderrama hurried to Lovato's side after being "shocked" by his ex-overdose.
Demi Lovato, Wilmer Valderrama
Timothy Hiatt / Getty; JB Lacroix / WireImage
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"He knew she was going through a hard time But he was not prepared for that, a source near the former couple told People on Tuesday. "He has seen her through so many ups and downs and was her skirt through some of her darkest moments. It is heartbreaking to see her again in such a sad and vulnerable place. "
The insider added that the actor" always took great care of them and they really remained friends after they split up. "
" Demi has always hoped they would get together again in the future, "the source continued," He is the love of their lives and vice versa. "
The former couple was six years old before being released in June 2016 Wilmer Valderrama and Demi Lovato were six years before they separated in 2016 “/>
Wilmer Valderrama and Demi Lovato dated for six years before the split in 2016
Kevin Mazur / VF16 / WireImage
In February, a source close to the two humans related they were "super, super close and have a crazy love for each other. "
" They are extremely close friends, but there is always potential that they could try a romantic relationship again, "the source said.
The insider added that Lovato" is very loud about this fact he is the love of her life. Many of her problems were related to her age difference, but she has matured even in the last year. In the beginning it was really fun for her to be single and fool around, but now she starts to see that the grass is not always greener. "Last autumn, Lovato opened her relationship with the actor and said she" never loved anyone the way I loved Wilmer. "
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RELATED: Demi Lovato and Pals were on a Binger's night overdose with Narcan on hand: Source  The pop star's apparent overdose came after a night out with friends, a source confirms.
"She and her 'friends' were on Binger all night," an insider told PEOPLE early Wednesday Narcan ready for such situations – they were prepared for it. The people she's been hanging around in recently are not her true friends – they do not have their best interests in their hearts. She pushed her true friends away.
The source added, "She had to find creative and devious ways to use drugs because her team and those who really care about her are really trying to watch her closely.  And while the insider says Lovato is "able" to do this, sources near the star told people they feared such an incident for a long time
VIDEO: Demi Lovato Is " Awakening and with her family "in the hospital after an apparent overdose: Source
" There has been a mess for months. She and her team separated ties, and they played a big part in sobering up years ago. It was not in a good place, "claimed a narrow source.
Last month, Lovato released her new hit" Sober, "revealing her recent relapse after six years of sobriety, leading" Sober "just two days before the obvious overdose in Paso Robles, California.
If you or anyone you know needs help, please contact the SAMHSA Drug Abuse Hotline at 1-800-6662.