I will also add that besides not being effective at anything but temporarily giving you an unpleasant so man's dick sensation, you are creating a permanent record that will be noticed by any psychiatrist or mental health case screener that it brought to the attention of will be grounds for possible commitment to a mental hospital.
The last thing you need is to be incarcerated in a mental hospital due to self harm for an indeterminate Epoch of time, and for absolutely nothing
The worst place in the world is a psych ward, is hell on Earth. If there is one way of getting there, it would be worse cutting yourself.