Preventing Suicide

Recognising Suicidal behaviours

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If you or someone you know is in imminent danger of suicide take them to a hospital or call emergency services on 119.  If you or someone you know is having a mental health crisis, contact the following list of mental health hospitals which are available to provide crisis support.

  1. RSJ Amino Gondohutomo Semarang: (024) 6722565
  2. RSJ Marzoeki Mahdi Bogor: (0251) 8324024, 8324025, 8320467
  3. RSJ Soeharto Heerdjan Jakarta: (021) 5682841
  4. RSJ Prof Dr Soerojo Magelang: (0293) 363601
  5. RSJ Radjiman Wediodiningrat Malang: (0341) 423444

Suicide Warning Signs

Suicide can affect anyone, regardless of age, culture, religion, societal status or wealth. However warning signs that someone may be contemplating suicide can be subtle and not easily noticed. 

Below is a list of some indicators which may help to be aware of when looking for whether someone is having suicidal thoughts:

*strong warning signs to be aware of are in bold


  • Quitting previously enjoyed activities
  • Alcohol or drug misuse
  • Previous suicidal behaviour or self harm
  • Having a plan for suicide
  • Giving away belongings or getting their affairs in order
  • Writing a suicide note or goodbye letters
  • Withdrawing from social situations
  • Emotional outbursts
  • Engaging in high risk or self destructive behaviours 
  • Saying goodbye to people as if they won’t see them again
  • Seeking out objects that could be used in a suicide attempt
  • A sudden sense of calm
  • Mood swings


  • Major changes in sleep patterns
  • Loss of energy
  • Large and sudden changes in eating habits
  • Differences in energy levels 
  • Weight gain or loss
  • Loss of interest in maintaining personal hygiene


  • Mentioning suicide, self harm, or a suicide plan
  • Expressing feelings of hopelessness or helplessness
  • Preoccupation with death
  • Expressing a desire for escape: “I can’t take this anymore”
  • Express ideas around there being no future: “Things will never get better”
  • Guilt: “I am to blame, this is my fault”
  • Expressing ideas around being damaged or broken

If you are worried about someone 

A suicidal person may not ask for help, even if they want it. If you are concerned that someone you know is suicidal, reach out to them and let them know your concerns. These discussions are important and can potentially save lives. For information and tips on how to go about discussing suicide, visit our talking about suicide article.

To read more on talking about suicide, click here.

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