Mental Health  |  OST Pathway - About Substance Abuse/Drug Dependency




Mental Health

OST Pathway - About Substance Abuse/Drug Dependency

Substance Misuse is defined as use of a substance for a purpose not consistent with legal or medical guidelines, the substance having a negative effect on health or functioning and may take the form of drug dependence.


Dependence is defined as:

  • a strong desire to take a substance, or difficulty in controlling its use
  • the presence of a physiological withdrawal state
  • tolerance of the use of the drug
  • neglect of alternative pleasures
  • persistent use of the drug despite harm to self and others


Last updated : Friday, August 21, 2015
Next review date : Saturday, August 20,2016


Disclaimer: This site is intended to be flexible and frequently updated. While every effort has been made to ensure accuracy, all information should be verified.