LSD (also known as acid) is a psychedelic hallucinogens that alters perception and cognition. LSD  is one of the most common hallucinogens in Australia

General guidelines for dosage:

  • Light 25 – 75 ug
  • Common 50 – 150 ug
  • Strong 150 – 400 ug

* Please note everybody reacts differently to each chemical.
* A microgram (ug) is equal to one millionth of a gram.

LSD is produced as a liquid which is then dropped most commonly onto blotter paper tabs, sugar cubes and gelation.

Onset is typically 20 minutes to 60 minutes (though can sometimes be as long as 2 hours) and will depend on food eaten recently.

  • Total Duration 6 – 12 hours
  • Come up 15 – 30 mins
  • Peak (Plateau) 3 – 6 hours
  • Come down 3 – 5 hours

Due to the long duration of LSD popular opinion is to take it in the morning otherwise there is difficulty getting to sleep.


The effects of LSD can be categorised into physical (sensory enhancement), cognitive (feelings of connectedness with the world) and visual (geometric patterns). Full list of effects.

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