Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Call emergency services or go to an emergency department if you have acted on suicidal thoughts, made a suicide attempt, seriously harmed yourself, or are in immediate danger from yourself or someone else.
If possible, stay with a trusted person while help is arranged.
Seek urgent help if you are thinking about self-harm or suicide, feel unable to stay safe, or are experiencing a rapidly worsening mental health crisis.
Arrange a routine mental health appointment if repeated emotional or relationship patterns are causing distress, affecting work, or leading to choices you later regret.
Help is also appropriate for persistent anxiety, depression, substance use, or difficulty coping with rejection and conflict.
Routine follow-up is important if you already have a diagnosis and symptoms are becoming harder to manage.
A review can look for co-occurring conditions and whether your current support still meets your needs.
Every sign above is quoted from the sofidex article on Histrionic personality disorder. If you are not sure, err upward — it is always reasonable to be checked.