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How Long Does LSD Stay In Your System?

LSD (Lysergic acid diethylamide) is a psychedelic drug initially synthesized in 1938 by Albert Hofmann from ergotamine, a chemical derivative of ergot (a grain fungus).  In the United States, the drug is considered a Schedule I controlled-substance, meaning it has no accepted medical use and there is a lack of safety associated with its administration.  …

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How Long Does Heroin Stay In Your System?

Heroin (diacetylmorphine) is a Schedule I controlled-substance in the United States and is considered the single most addictive drug in the world.  Compared to other popular illicit drugs, heroin is associated with the highest likelihood of physical and psychological dependence.  When injected intravenously, heroin avoids first-pass metabolism, meaning none of the drug is metabolized before …

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