The immediate effects are extremely pleasant, and short. Cocaine (Charlie) and cocaine rock (crack, rock), both produce intense euphoria but in short length and may make them feel more energetic to users. Like caffeine, cocaine produces a sleep need suppression condition and reduces hunger. The psychological effects includes a well-being sensation and a great sense of power and ability mixed with anxiety and inquietude, as the drug effect disappears, these temporal sensations of greatness turns into an immense intense depression, and consumers “collapses” , they get lethargic, silly, slow, and get semi-unconscious, in consequence they may sleep continuously for several days.
The part that is discarded from processing the cocaine base is sold today on streets to children from their early age of 8 years old. This waste that is mixed with other things like boric acid, talc, sugar, cornflour, or with other drugs and substances, the procaine ( a local anesthetic of similar chemical structure), or with other stimulants, like amphetamines.
The short-term physiological effects includes brain stroke, heart attacks, respiratory failure, dilated pupils, increased temperature, heart rate and blood pressure, strange behaviors, erratic and violent, , Tremor, dizziness, muscle spasms, seizures, headaches, gastrointestinal complications, including abdominal pain, nausea, paranoia, restlessness, irritability and anxiety.
A state of increasing irritability, anxiety and paranoia that may result in a paranoia psychosis in the whole meaning, in which the individual lose the sense of reality and experience visual and auditive hallucinations.
Deaths related to cocaine are caused by a cardiac arrest or a heart attack followed by a respiratory arrest.
The scientific L. Ronald Hubbard describes with great precision the cocaine effects and how you can get rid of its dangerous effects.
For further info please visit  http://www.drugfreeworld.org/#/publications/drugs/cocaine-booklet-english or contact me at:  pr.florida@yahoo.com