The actress has sought professional assistance due to exhaustion and to improve her overall health.
Miley Cyrus, Demi Moore, and Ashley Greene star in this comedy about a young girl trying to survive high school, in theaters this year.
Adam Brody and Eric Roberts have also joined the cast of Rob Epstein and Jeffrey Friedman's Linda Lovelace biopic.
Josh Hartnett, Demi Moore, Ron Perlman, Kevin McKidd, and Woody Harrelson star in Guy Moshe's wicked action thriller, in theaters this September.
Thomas Haden Church, Martin Landau and Ellen Barkin also board comedy about warring exes and battling relatives.
The actress will join a cast headlined by Kevin Spacey and Paul Bettany.