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The specific classification of any given drug or other substance is usually a source of controversy, as is the purpose and effectiveness of the entire regulatory scheme. The term "controlled substance" means a drug or other substance, or immediate precursor, included in schedule I, II, III, IV, or V of part B of this subchapter.
The drug is not expected to differ from psilocybin or psilocin in terms of safety. [4] [1] 4-AcO-DMT is modestly less potent by weight than psilocybin in animals when they are given at equimolar doses. [2] 4-AcO-DMT was first described in a patent by Albert Hofmann in 1963 and its chemical synthesis was improved by David E. Nichols and ...
The US Drug Enforcement Administration has classified modafinil as a Schedule IV controlled substance; [2] [8] the medicine is recognized for having valid medical uses with low addiction potential. [ 120 ] [ 54 ] The International Narcotics Control Board does not classify it as a narcotic or a psychotropic substance.
Methylphenidate is a schedule X drug and is controlled by the Drugs and Cosmetics Rules, 1945. It is dispensed only by a physician's prescription. It is dispensed only by a physician's prescription. Legally, 2 grams of methylphenidate is classified as a small quantity, and 50 grams as a large or commercial quantity.
Amphetamine is a weak base with a pK a of 9.9; [20] consequently, when the pH is basic, more of the drug is in its lipid soluble free base form, and more is absorbed through the lipid-rich cell membranes of the gut epithelium. [20] [87] Conversely, an acidic pH means the drug is predominantly in a water-soluble cationic (salt) form, and less is ...
Methamphetamine [note 1] (contracted from N-methylamphetamine) is a potent central nervous system (CNS) stimulant that is mainly used as a recreational or performance-enhancing drug and less commonly as a second-line treatment for attention deficit hyperactivity disorder (ADHD). [24]
Studies in the United States have shown that AAS users tend to be mostly middle-class men with a median age of about 25 who are noncompetitive bodybuilders and non-athletes and use the drugs for cosmetic purposes. [54] "Among 12- to 17-year-old boys, use of steroids and similar drugs jumped 25 percent from 1999 to 2000, with 20 percent saying ...