Chemical Name: Lysergic acid diethylamide

Category:  Schedule I

Street Names:
LSD, LSD-25, acid, microdot, blue heaven, orange sunshine, owlsley white lightning, blotter acid, space caps, sandoz, etc.

Taken orally as tablets or licked off paper or gelatin.

Colorless liquid, which is soaked into sugar cubes, tablets, blotter and other papers, thin squares of gelatin (windowpane). Can also be purchased as a powder or capsule, mixed in liquids, or sprinkled on food. As a hallucinogen, LSD causes dramatic shifts in the perceptions related to all the senses.

Immediate effects:
Hallucinations and euphoria following dilated pupils, elevated body temperature, increased heart rate and blood pressure, sleeplessness, tremors. An LSD trip can last 4 to 12 hours, with the actual “high” depending on the dose, the user’s emotional and psychological set, and the setting or environment. The user may experience confusion, anxiety, suspicion and loss of control.

Long-term effects:
Delayed effects, or flashbacks. Chronic use may lead to severe depression, anxiety, and distorted perception of time, prolonged psychotic reactions, exacerbation of preexisting psychiatric illness.

Psychotic reactions. Overdoses are not physically dangerous.

No known withdrawal symptom; no evidence of tolerance development.

Signs & Symptoms:
Dilated pupils, erratic behavior, trembling.

Did you know?

  • LSD is such a powerful psychoactive substance that effective doses are measured in micrograms rather than milligrams.
  • Taking LSD is extremely dangerous for anyone with a history of psychological difficulties.
  • LSD can result in prolonged psychotic reactions, which have similarities to schizophrenia and may call for hospitalization and the use of antipsychotic medication.