Migraleve Pink contains paracetamol & codeine, to treat the head pain, together with buclizine, to relieve the nausea. If taken at the first sign of a migraine, Migraleve Pink can prevent an attack from developing further. Migraleve Yellow contains paracetamol & codeine, which treat the continuing migraine symptoms. These should always be taken after the first dose of Migraleve Pink.