"I didn't have any fight in me. I didn't care about anything. I just wanted out," Barrino says in the special, which airs at 9 p.m. ET/PT.
"I just sat in the closet and looked at the mirror and took all the pills in the bottle," Barrino continues. "I wanted to go to sleep and just be at peace. I knew exactly what I was doing. You can't accidentally take a whole bottle of pills.
"I was tired of people doing me wrong, constantly, over and over again, dealing with my family, my father, dealing with men and their [expletive]. I was tired," she says. "My head was hurting me. I was over it."