F19: Mental and behavioural disorders due to multiple drug use and use of other psychoactive substances

F19.6: Mental and behavioural disorders due to multiple drug use and use of other psychoactive substances : amnesic syndrome

You are consuming one or more substances that affect your thinking, feelings or perception.

Your memory has got worse because of your consumption of one or more substances. For example, you may no longer be able to remember things so easily. Sometimes you no longer know for sure when certain things have happened.