Posts Tagged Under: drug

Origin of Heroin

Did you know that…..
Heroin was isolated from opium in 1898 ?

Heroin was first isolated from opium as a non-addictive substitute for Morphine. At first it was thought that Heroin could solve the problem of addiction to Morphine.

About fifteen years later scientists discovered the great addictive power of Heroin.

More recently, something similar happened with the Methadone. In this case also it was believed that it was a drug without the problem of causing addiction. Unfortunately, Methadone is also an addictive drug.

(Edited by Dr. María Moya Guirao, MD)

Heroin

Heroin was isolated from opium in 1898 ?.

Heroin was first isolated from opium as a non-addictive substitute for morphine, and therefore Heroin will could solve the problem of addiction to Morphine.

Until about fifteen years later scientics did not recognize the great addictive power of Heroin.

More recently, something similar happens with the Methadone, ie in this case was believed that it
was a drug without the problem of addiction. Unfortunately, methadone is also addictive.

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Overdoses of cocaine

Did you know that…..

Overdoses of cocaine produces tremors, convulsion and delirium ?

Death may be due to cardiovascular collapse or respiratory failure.

Cocaine can be used injected, inhaled, or smoked.

There was not abstinence syndrome when the drug is withdrawn.

(Edited by Dr. María Moya Guirao, MD)

cocaine line

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The Crack

Did you know that…..

Crack is the “Free base” of the cocaine ?

The Crack is smoked and produces a very high concentrations of cocaine in plasma that cause serious problems to the cardiovascular and CNS (Central Nervous System).

Two characteristics of that drug are that the speed of onset is shortened and the intensity of the high is magnified.

(Edited by Dr. María Moya Guirao, MD)

Free base of the cocaine

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Morphine

Did you know that…..

At the beginning of the nineteenth century Friedrich Sertürner (1783-1841), a german pharmacist, isolated an active constituent from opium ?

Morphine is the name for that drug.

Others alkaloids derived from opium are Codeine and Papaverine.

Morphine, Codeine and Papaverine have in common too that they have important medical properties, for example the Codeine is active upon the cough centre, and the Morphine is a powerful analgesic.

(Edited by Dr. María Moya Guirao, MD)

Retrato de Friedrich Sertürner

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Cannabis Dependence

The Cannabis or “Marijuana” (also marihuana) is used in the form of cigarettes made from the dried plant, or its resin and flowers.

The effects of the drug are: exaltation, feeling of well-being, euphoric state and excitement. It also produces the decreases of motor abilities, the sensation that the time passes very slowly, exacerbation of schizophrenic symptoms, and difficulties in depth perception, which is very important during automobile driving.

The Cannabis Dependence produces psychic dependence, but there is no physical dependence, no tolerance is developed, and no abstinence syndrome when the drug is discontinued.

Metabolic products of marijuana are retained in the tissues for a lengthy time.

(Edited by Dr. María Moya Guirao, MD)

"cannabis sativa"

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Amphetamines Effects

Did you know that…..

Amphetamines are the prototype Central Nervous System stimulant ?

Did you know that…..

Amphetamines produce mood elevation with increase wakefulness, alertness, concentration, and physical performance ?

Other effects caused by Amphetamines are high blood pressure (systolic and diastolic), more respiratory frequency and less appetite.

These drugs induce tolerance and addiction.

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(Edited by Dr. María Moya Guirao, MD)

"tablets"

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Amphetamines

Did you know that…..

The effects of Amphetamines are alertness, anorexia, elevated mood, increased wakefulness and concentration ?

Amphetamines produce also a feeling of well-being, but they induce Psychic Dependence and Tolerance.

Continued high doses may produce hallucinations, delusions, anxiety reaction, paranoid psychosis and depression during a which suicide is a possibility.

(Edited by Dr. María Moya Guirao, MD)

Amphetamines

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Barbiturates (English)

Did you know that…..

Barbiturates drugs, when taken to excess, produce that the patient becames sleepy, tremoulous, dull and ataxic ?

Barbiturates are a drugs derived from barbituric acid, acts as a central nervous system depressant, and are addictive.

 

(Edited by María Moya Guirao, M.D.)

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