In a previous blog I raised the question of the difference between feeling suicidal and becoming suicidal. Feeling suicidal reflects feeling like the world would be better of without you and having fantasies about your death. This is more common than people think.
Becoming suicidal means making an actual plan to end your life ie: purchasing pills, writing a note etc. Both feeling and becoming suicidal are important and should not be ignored.
If you are immediatley concerned about yourself or someone else:
samaritans : 116 123