Mischa Barton Hospitalized

Mischa Barton was rushed to the hospital after suffering a reaction to medication at a friend's Memorial Day BBQ. Mischa had been drinking alcohol which reacted with antibiotics she had been taking for Bronchitis.

The 21-year-old celeb was rushed to an undisclosed medical facility in Los Angeles, where we are told she is "resting comfortably" ... the starlet is with family and "feeling much better."

Source: TMZ