How did Sybil vane kill herself?

Sybil Vane took her own life by ingesting poison, specifically laudanum, after experiencing profound despair following her rejection by Dorian Gray. In Oscar Wilde's novel "The Picture of Dorian Gray," her suicide occurs after Dorian, disillusioned by her perceived lack of talent and depth, ends their relationship abruptly. Her tragic death serves as a pivotal moment in the story, highlighting the destructive power of Dorian's influence and the consequences of his hedonistic lifestyle.