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  1. LSD - Wikipedia

    LSD is extremely potent, with noticeable effects at doses as low as 20 micrograms and is sometimes taken in much smaller amounts for microdosing. Despite widespread use, no fatal human overdoses …

  2. LSD (Acid): Effects, Hazards & Extent of Use - Drugs.com

    LSD is synthetically made from lysergic acid, which is found in ergot, a fungus that grows on rye and other grains. It is so potent its doses tend to be in the microgram (mcg) range. It's effects, often …

  3. LSD: What to Know - WebMD

    Jun 10, 2025 · LSD (lysergic acid diethylamide), also called “acid,” is a type of synthetic and mind-altering substance (psychedelic). This belongs to a class of drugs called hallucinogens. When you …

  4. LSD - Alcohol and Drug Foundation

    Key facts about LSD, its effects, and risks. Learn about its appearance, common forms, and impact on mental health. Knowledge to stay safe.

  5. LSD: Effects, Risks, Tips, and More - Healthline

    May 27, 2020 · Lucy, acid, dots — whatever you want to call it, LSD is one of the most well-known hallucinogens. Here's a look at what it feels like, the risks involved, and how to stay safe if you …

  6. LSD - DEA.gov

    What is LSD? Lysergic acid diethylamide (LSD) is a potent hallucinogen that has a high potential for abuse and currently has no accepted medical use in treatment in the United States.

  7. LSD | Definition, Psychological Effects, & Ergot Fungus | Britannica

    Nov 25, 2025 · LSD, potent synthetic hallucinogenic drug that can be derived from the ergot alkaloids of the fungus Claviceps purpurea. LSD is prepared by chemical synthesis in a laboratory.

  8. LSD Fast Facts - United States Department of Justice

    LSD (lysergic acid diethylamide) is a synthetic (man-made) drug that has been abused for its hallucinogenic properties since the 1960s. If consumed in a sufficiently large dose, LSD produces …

  9. LSD: The Bad and Potentially Good Sides - Psychology Today

    Sep 9, 2025 · LSD can trigger or exacerbate underlying psychiatric disorders, leading to psychosis, schizophrenia, or long-term hallucinations.

  10. LSD can induce a challenging experience, otherwise known as a “bad trip,” that is characterized by intense anxiety or panic, confusion, and combative behaviors. After an LSD trip, a user may also …

  11. LSD (Lysergic acid diethylamide): Origins, types & effects

    Oct 24, 2022 · LSD, commonly known as acid, is the most potent hallucinogen yet discovered: a drug that induces lengthy psychedelic trips with visual disturbances, sensory distortion, hallucinations, and …

  12. Substance use - LSD: MedlinePlus Medical Encyclopedia

    May 4, 2024 · LSD affects the action of a brain chemical called serotonin. Serotonin helps control behavior, mood, the senses, and thinking. LSD is in a class of drugs called hallucinogens. These are …

  13. History of LSD - Wikipedia

    Albert Hofmann, born in Switzerland, joined the pharmaceutical-chemical department of Sandoz Laboratories, located in Basel, as a co-worker with professor Arthur Stoll, founder and director of the …

  14. Welcome to LSD · LSD.Law

    Navigate law school with LSD.Law. Access application tracking, admission data, school rankings, case briefs, a simple legal dictionary, and more. Trusted by 175k+ users.

  15. What Is LSD Drug? Effects, Dangers & Key Facts Explained

    Sep 29, 2025 · LSD, or lysergic acid diethylamide, is a potent hallucinogenic drug known for its ability to drastically alter perception, mood, and thought. It is synthesized from lysergic acid, which is found in …

  16. LSD - Get Smart About Drugs

    Mar 17, 2025 · LSD What is it? Very strong hallucinogen sold on streets that is odorless and colorless with high potential for misuse.

  17. LSD - Definition by AcronymFinder

    What does LSD stand for? LSD abbreviation. Define LSD at AcronymFinder.com.

  18. A Fresh Look at LSD - Psychiatric Times

    May 10, 2024 · According to the chief medical officer of MindMed, it is time to look past the history of LSD.

  19. Scientists Finally Found the Psychedelic Source of LSD

    Jun 5, 2025 · In 1963, Swiss chemist Albert Hofmann discovered what gave morning glories psychoactive properties, the lysergic acid amides that would later lead him to (accidentally) create …

  20. LSD: 21+ Answers You Need to Know About Acid - Sandstone Care

    Mar 14, 2024 · Lysergic acid diethylamide, also known as LSD, is a highly potent hallucinogenic drug. LSD is a mind-altering, psychedelic drug, meaning it acts on a person’s brain and central nervous …

  21. LSD use in the United States: Examining user demographics and their ...

    Feb 1, 2024 · Lysergic acid diethylamide (LSD) use has risen in the United States in recent years amid increased interest in therapeutic applications of psychedelics. Despite this, contemporary …

  22. LSD is a Schedule I substance under the Controlled Substances Act. Schedule I substances have a high potential for abuse, no currently accepted medical use in treatment in the United States, and a lack …

  23. Bill Gates Was Introduced To LSD By This Person At Microsoft - Yahoo

    3 days ago · Bill Gates once revealed that the same person who challenged his intellect as a teenager also pushed him into experimenting with LSD, marijuana and alcohol. This Person's Outsized …

  24. WHAT IS LSD? Lysergic acid diethylamide is a potent hallucinogen that has a high potential for misuse and currently has no accepted medical use in treatment in the United States.