ragmentary thoughts with disturbed associations, and an altered sense of self-identity, impaired memory, and a dulling of attention despite an illusion of heightened insight. High doses may result in image distortion, a loss of personal identity, and fantasies and hallucinations.Three drugs that come from cannabis--marijuana, hashish, and hashish oil--are currently distributed on the U.S. illicit market. These drugs have not currently been an accepted medical use in treatment in the United States. Today, cannabis is illicitly cultivated, both indoors and out, to maximize its THC content, thereby producing the greatest possible psychoactive effect. Marijuana is the most frequently used illicit drug in America today. The term marijuana, as commonly used, refers to the leaves and flowering tops of the cannabis plant. A tobacco-like substance produced by drying the leaves and flowering tops of the cannabis plant, marijuana varies significantly in its potency, depending on the source and selection of plant materials used. The form of marijuana known as sinsemilla (Spanish, sin semilla: without seed), derived from the unpollinated female cannabis plant, is preferred for its high THC content. Marijuana is usually smoked in the form of loosely rolled cigarettes called "joints" or hollowed out commercial cigars called "blunts". Joints and blunts may be laced with a number of adulterants including phencyclidine (PCP), substantially altering the effects and toxicity of these products. Street names for marijuana include pot, grass, weed, Mary Jane, Acapulco Gold, and reefer.Although marijuana grown in the U.S. was once considered inferior because of a low concentration of THC, advancements in plant selection and cultivation have resulted in highly potent domestic marijuana. In 1974, the average THC content of illicit marijuana was less than 1 percent; in early 1994, potency averaged 5 percent. The THC of today's sinsemilla ranges up to 17 percent. ...
