Recreational use
As a recreational drug, cocaine is
known as powder, snow, ski, soft, blow, slopes, coca, marching powder,
benzoylmethylecgonine, and nose candy.
It is normally found as a white,
crystalline powder or as an off-white, chunky substance.
In powder form, it usually consists
of cocaine hydrochloride diluted with other substances, such as lidocaine, a
local anesthetic, sugars (lactose), inositol, and mannitol.
Diluting the cocaine enables the
seller to make more profit by "stretching" the amount of pure cocaine
they have to sell.
Cocaine can be taken by:
- Snorting or inhaling through the nose. It enters the
bloodstream via the nasal tissues
- Injecting, which releases it directly into the bloodstream
- Smoking or inhaled into the lungs, where it rapidly
enters the bloodstream
What is crack?
Crack is the street name for a type
of cocaine that has had the hydrochloride removed, making it possible to smoke.
When the mixture is heated, it makes
a crackling sound, hence the name. Crack producers make crack with baking soda
(sodium bicarbonate) or ammonia and water, and it is heated to remove the
hydrochloride.
The crack smoker receives large
doses of cocaine. The effect is intense and virtually immediate, as with injected
cocaine, but the "high" lasts only around 5 minutes.
Effects
Cocaine has a very powerful
stimulating effect on the nervous system. It raises levels of dopamine, a
neurotransmitter linked to pleasure, movement, and the brain's reward circuit.
Normally, neurons release dopamine
in response to a pleasurable stimulus, such as the smell of good food. Once the
dopamine has passed on its message, it returns inside the neuron, and the
signal stops.
Cocaine stops the dopamine from
getting back into the neuron, so it accumulates and continues to
sendTrusted Source the
pleasurable message to the brain.
The excess dopamine gives the user a
feeling of enhanced well-being, euphoria, alertness, motor activity, and
energy.
The effects generally last
between 15 and 30 minutes, but shorter with crack.
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