What did Cleopatra use to kill herself?

Cleopatra used some type of poison to kill herself. There is a story about her being bitten by a snake, but that is only a myth actually conjured up by Octavian himself.
Cleopatra used some type of poison to kill herself. There is a story about her being bitten by a snake, but that is only a myth actually conjured up by Octavian himself.