Medea is an opera in three acts composed by Giovanni Pacini to a libretto by Benedetto Castiglia. It premiered on 28 November 1843 at the Teatro Carolino in Palermo, conducted by the composer with Geltrude Bortolotti in the title role. The libretto is based on the plays Medea by Euripides and Médée by Pierre Corneille. Source: Wikipedia (en)