NBC 4.com | Accidental Drug Overdose Killed Anna Nicole Smith International News Service - By Matt Sedensky. DANIA BEACH, Fla. - Anna Nicole Smith accidentally overdosed on at least nine prescription drugs - including a powerful sleep syrup she was known to swig right out of the bottle - after a miserable last few days in which she endured ... Howard K. Stern: Anna Nicole refused to check into Hospital Daniel Smith's Femme-Fueled Inquest Resumes |