FSCI 371 Understanding Substance Use and Treatment

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Questions and Answers

A patient is prescribed a CNS depressant. Which condition is the medication MOST likely intended to treat?

  • Anxiety and sleep disorders. (correct)
  • Chronic pain management.
  • Narcolepsy.
  • Attention-deficit hyperactivity disorder (ADHD).

According to the data, which substance has the highest number of past month users aged 12 and older?

  • Cocaine.
  • Marijuana. (correct)
  • Prescription Drugs.
  • Pain Relievers.

A doctor is considering treatment options for a patient diagnosed with narcolepsy. Which class of prescription drugs would be the MOST appropriate to consider?

  • Stimulants. (correct)
  • Inhalants.
  • Opioids.
  • CNS Depressants.

Which statement BEST explains why young people are prone to abusing inhalants?

<p>Inhalants are readily accessible and inexpensive. (C)</p> Signup and view all the answers

Based on the information, which of the following represents the MOST common type of nonmedical prescription drug use?

<p>Pain relievers. (C)</p> Signup and view all the answers

A patient is prescribed methylphenidate. For which of the following conditions is this medication MOST likely prescribed?

<p>Attention deficit hyperactivity disorder (ADHD). (E)</p> Signup and view all the answers

Inhalants are categorized into three primary types based on their chemical nature. Which of the following correctly lists these three categories?

<p>Solvents, gases, and nitrites. (B)</p> Signup and view all the answers

A health campaign aims to reduce the nonmedical use of prescription drugs. Based on the data, which strategy would likely have the BROADEST impact?

<p>Addressing the misuse of pain relievers. (B)</p> Signup and view all the answers

Why is inhaled cocaine absorbed into the bloodstream so quickly?

<p>The air sacs in the lungs provide a large surface area for absorption. (B)</p> Signup and view all the answers

What is the primary difference between freebase cocaine and crack cocaine?

<p>Crack cocaine is a less pure form of freebase cocaine. (D)</p> Signup and view all the answers

What is the purpose of using an alkali when preparing freebase cocaine?

<p>To draw out the 'pure' cocaine from impurities in cocaine hydrochloride. (A)</p> Signup and view all the answers

Why does crack cocaine make a cracking sound when heated?

<p>This is due to the rapid vaporization of base-cocaine. (D)</p> Signup and view all the answers

How is crack cocaine typically produced?

<p>By mixing cocaine hydrochloride with baking soda and water, then heating the solution. (B)</p> Signup and view all the answers

What is a potential obstetrical result of increased blood vessel constriction in a pregnant woman who uses cocaine?

<p>Placental abruption and premature delivery. (D)</p> Signup and view all the answers

What is the approximate detection period for cocaine use (Benzoylecgonine) in urine for chronic users?

<p>Up to 3 weeks. (B)</p> Signup and view all the answers

What percentage of an inhaled cocaine dose is typically absorbed into the bloodstream?

<p>30 to 60 percent. (A)</p> Signup and view all the answers

Which of the following best describes the acute effects of THC on brain function?

<p>Binding to cannabinoid receptors in brain areas influencing pleasure, memory, and sensory perception. (B)</p> Signup and view all the answers

How does marijuana smoke compare to tobacco smoke regarding carcinogenic hydrocarbons?

<p>Marijuana smoke contains 50 to 70 percent more carcinogenic hydrocarbons than tobacco smoke. (A)</p> Signup and view all the answers

What is the relationship between marijuana use and heart rate?

<p>Smoking marijuana, even in doses equivalent to a couple of cigarettes, can increase heart rate. (D)</p> Signup and view all the answers

The classification of marijuana as a Schedule I drug alongside heroin and LSD was a result of which legislative action?

<p>The Controlled Substances Act of 1970 (A)</p> Signup and view all the answers

What is the primary psychoactive component found in the resin of the Cannabis plant?

<p>Delta-9-tetrahydrocannabinol (THC) (B)</p> Signup and view all the answers

Which of the following is NOT a commonly cited reason for initiating marijuana use?

<p>Prescription from a medical professional for anxiety relief. (A)</p> Signup and view all the answers

Which of the following is NOT a common method of inhalant abuse?

<p>Direct injection (C)</p> Signup and view all the answers

In the context of medical applications, for which condition is there the strongest evidence supporting the use of marijuana?

<p>Treatment of chronic pain (C)</p> Signup and view all the answers

What was the primary country of origin for most marijuana entering the United States after Mexico eradicated marijuana fields with paraquat in 1975?

<p>Colombia (C)</p> Signup and view all the answers

Which category of inhalants includes products like butane lighters and refrigerant gases?

<p>Gases (B)</p> Signup and view all the answers

Based on the Monitoring the Future Study of 2020, which student group reported the highest percentage of 'Ever Used' inhalants?

<p>8th Graders (A)</p> Signup and view all the answers

What plant does marijuana derive from?

<p>Cannabis sativa (B)</p> Signup and view all the answers

The first documented use of cannabis as a psychoactive agent is traced back to which historical figure and time?

<p>Shen Nung in ancient China, 2737 BC (B)</p> Signup and view all the answers

Besides recreational use, what was an early medicinal application of cannabis?

<p>Medication for rheumatism, gout, and malaria (C)</p> Signup and view all the answers

In what context did marijuana use become popular in America during the 1920s?

<p>As a recreational drug among jazz musicians and show business people during Prohibition (A)</p> Signup and view all the answers

What are the advantages of using THC oil compared to smoking marijuana joints, according to the information provided?

<p>Reduced lung irritation due to the absence of harsh smoke and tar (D)</p> Signup and view all the answers

What were 'tea pads' during the early 20th century?

<p>Clubs where marijuana was consumed (D)</p> Signup and view all the answers

What is the approximate average THC percentage found in current samples of hash oil?

<p>15% (C)</p> Signup and view all the answers

How did the Spanish utilize coca leaves after taking over Incan plantations?

<p>They continued to cultivate coca and allowed landowners to pay taxes with coca leaves. (A)</p> Signup and view all the answers

What is the significance of benzoylecognine in the context of cocaine use?

<p>It is a metabolite of cocaine that can be detected in hair samples. (A)</p> Signup and view all the answers

Which of the following is true regarding the introduction and spread of hashish?

<p>Hashish was introduced by the Muslims and spread through Persia and North Africa in the 12th century. (B)</p> Signup and view all the answers

What is the Duquenois Levine Test used for, and what indicates a positive result?

<p>Identifying THC, indicated by a purple color in chloroform. (D)</p> Signup and view all the answers

Which of the following substances or conditions can cause a false positive result in a drug test for cannabis?

<p>Ibuprofen, naproxen, riboflavin and kidney infections (A)</p> Signup and view all the answers

What was Sigmund Freud's role in the history of cocaine?

<p>He was the first recognized authority and advocate for cocaine. (D)</p> Signup and view all the answers

Which of the following best describes the role of cocaine in Coca-Cola's early success?

<p>Cocaine provided euphoric and energizing effects, contributing significantly to the drink's popularity. (B)</p> Signup and view all the answers

Prior to the 20th century, how was cocaine perceived and used in society??

<p>It was legally prescribed by doctors, and included in various tonics and beverages. (B)</p> Signup and view all the answers

What is the primary mechanism by which cocaine affects the brain?

<p>Blocking the reuptake of dopamine in the synapses. (B)</p> Signup and view all the answers

How did the intended purpose of Coca-Cola evolve from its original formulation to its marketing as a temperance drink?

<p>It shifted from being a medicinal syrup to a refreshing beverage that provided the benefits of coca without alcohol's negative effects. (D)</p> Signup and view all the answers

If an individual snorts three lines of cocaine, each containing 30mg of cocaine hydrochloride with a purity of 30%, approximately how much pure cocaine is consumed?

<p>27mg (B)</p> Signup and view all the answers

Which statement accurately explains the change in Coca-Cola's formulation regarding cocaine?

<p>Coca-Cola replaced cocaine with caffeine as its primary stimulant but continued using 'spent' coca leaves for flavoring. (C)</p> Signup and view all the answers

Which of the following is NOT a common short-term effect of cocaine use?

<p>Increased appetite (C)</p> Signup and view all the answers

What makes smoking cocaine a particularly efficient method of administration?

<p>It combines the speed of intravenous injection with the convenience of nasal intake. (C)</p> Signup and view all the answers

Flashcards

Inhalant Ingestion

Breathing in the vapors of products to get high.

Industrial Solvents (Inhalants)

Paint thinners, degreasers, gasoline, and glues

Art/Office Solvents (Inhalants)

Correction fluids, felt-tip markers, electronic contact cleaners.

Gases (Inhalants)

Butane lighters, propane tanks, whipping cream aerosols, refrigerant gases.

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What is Marijuana?

The dried leaves and flowering tops of the Cannabis sativa plant.

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Earliest Cannabis Use

2737 BC by Chinese emperor Shen Nung.

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Early Medicinal Uses of Cannabis

Rheumatism, gout, malaria and forgetfulness.

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Tea Pads

Clubs where Marijuana was consumed during prohibition.

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Prescription Drugs

Drugs prescribed by a doctor to treat specific medical conditions.

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Commonly Abused Prescription Drugs

Opioids (pain relief), CNS depressants (anxiety/sleep), and Stimulants (ADHD/narcolepsy).

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Second most used drug

Nonmedical use of prescription drugs.

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Largest Portion of Nonmedical Prescription Drug Use

Pain relievers

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CNS Depressants

Substances that slow normal brain function and are used to treat anxiety and sleep disorders.

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Methylphenidate (Ritalin)

A mild stimulant to the central nervous system that is used to treat ADD, ADHD and narcolepsy.

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Inhalants

Breathable chemical vapors that produce mind-altering effects.

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Types of Inhalants

Solvents, Gases, Nitrites

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Marijuana in the U.S. Pharmacopoeia

From 1850 until 1942, marijuana used to be listed.

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Controlled Substances Act of 1970

Classified marijuana alongside heroin and LSD as a Schedule I drug.

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Flowering tops of female cannabis plants

The most potent part of the cannabis plant; it secretes a resin containing THC.

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THC

delta-9-tetrahydrocannabinol; the active ingredient in marijuana

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Cannabinoid Receptors

Specific sites on nerve cells where THC connects in the brain.

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Two phases of marijuana intoxication

Giddiness and euphoria, followed by sedation and tranquility.

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Carcinogenic hydrocarbons in marijuana smoke

Marijuana smoke contains a higher percentage of these harmful chemicals compared to tobacco smoke.

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Best-supported medicinal uses of marijuana

Treatment for chronic pain and may help with muscle spasms.

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Hashish

Resin from the cannabis plant, popular in 12th century Persia and North Africa.

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Hash Oil

Viscous liquid with high THC content (around 15%), amber to dark brown in color.

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Cystolithic Hairs

Microscopic hairs found on cannabis plants, sometimes containing cystoliths (mineral concretions).

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Duquenois Levine Test

A chemical test used to identify the presence of cannabis, indicated by a purple color in chloroform.

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Benzoylecgonine

A metabolite of cocaine that can be detected in hair samples, indicating cocaine use.

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Coca Use (3000 B.C.)

Coca chewing was practiced throughout South America and believed to be a gift from God.

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Cocaine's Physiological Effect

The stimulating effects of cocaine increase breathing, leading to increased oxygen intake.

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Sigmund Freud & Cocaine

Sigmund Freud was an early advocate for cocaine.

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Freebase Cocaine

Cocaine without its water-soluble component, prepared by dissolving cocaine hydrochloride with a strong alkali to extract the pure cocaine.

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Crack Cocaine

A less pure form of freebase cocaine, created by mixing cocaine hydrochloride with baking soda and water, and then heating the solution.

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Inhaled Cocaine Absorption

Cocaine administered by inhalation is absorbed into the bloodstream very quickly through the lungs.

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Cocaine's effect during pregnancy

Increased blood vessel constriction that leads to the placenta tearing away from the uterus, premature delivery, low blood return and less oxygen to the fetus and fetal brain.

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Cocaine exposure and SIDS

Infants exposed to cocaine have a increased rate of SIDS (Sudden Infant Death Syndrome).

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Cocaine Benzoylecgonine

Cocaine's primary metabolite; detectable in urine for up to 5 days (or up to 3 weeks with chronic use).

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Factors Affecting Cocaine Absorption

Incomplete inhalation and variations in heating temperature.

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Cocaine Detection

Cocaine hydrochloride is very stable and binds closely to the ink in paper currency

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Early Use of Cocaine

Initially promoted by Freud in 1884 as a safe tonic for depression and sexual impotence.

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Parke, Davis Coca Extract

Advertised by Parke, Davis in the 1870s as a fluid extract of coca to embolden, give eloquence, and reduce pain.

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Cocaine-Laced Tonics

From the 1850s to early 1900s they contained cocaine and opium. They were widely consumed by all social classes.

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Cocaine in Coca-Cola

Included cocaine as a main ingredient, contributing to its popularity as a soft drink.

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Coca-Cola's Cocaine Era

From 1886 to 1929 Coca-cola contained cocaine in varying amounts.

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"Cutting" Cocaine

Commonly diluted with substances like mannitol, sucrose, caffeine, and lidocaine.

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Short-Term Cocaine Effects

Increased energy, decreased appetite, mental alertness, increased heart rate/blood pressure/temperature, constricted blood vessels, dilated pupils.

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Study Notes

Prescription Drugs

  • Opioids are often prescribed to treat pain.
  • CNS depressants are used to treat sleep and anxiety disorders.
  • Stimulants are prescribed to treat ADHD, obesity, and narcolepsy.

Nonmedical Use

  • In 2020, nonmedical use of prescription drugs was reported by 6.2 million people.
  • Nonmedical use of prescription drugs is second only to marijuana use.
  • Pain relievers account for the largest portion of nonmedical prescription drug use.
  • 6,210,000 people used prescription durgs.
  • 4,377,000 people use pain relievers.
  • 1,804,000 people use tranquilizers.
  • 1,218,000 people use stimulants.
  • 436,000 people use sedatives.

Teens and Drugs

  • More than 60% of teens said drugs were used, sold, or kept at their school.
  • Half of 7th graders have been pressured to take drugs.
  • Half of 12th graders will have given in to drug pressure.
  • Every day, 2500 kids age 12 to 17 try a painkiller or muscle relaxer for the first time.
  • Teens abuse prescription drugs more than any illicit street drug.
  • A drug can be easily overdosed when crushed or snorted.
  • A drug becomes increasingly more dangerous when mixed with drugs or alcohol.
  • Exchanging prescription medication at "pharming parties" is dangerous.

Ritalin

  • Methylphenidate is a mild stimulant to the central nervous system (brain and nerves).
  • Methylphenidate is used to treat ADD, ADHD, and narcolepsy.

Inhalants

  • Young people are likely to abuse inhalants because they are availablereadily inexpensive.
  • Sniffing correction fluid can stop your heart.
  • Breathable chemicals in inhalants produce mind-altering effects.
  • There are three types of inhalants: solvents, gases, and nitrites.
  • Street names for inhalants include poppers, snappers, and ozone.
  • Inhalants are ingested into the body by breathing in the product's vapors.
  • Several methods of inhalation can be used by abusers including: using a bag, rag, or pressurized containers.
  • Solvents include industrial/household solvents like paint thinners, degreasers, gasoline, and glues.
  • Solvents include office supplies like correction fluids, felt-tip-marker fluid, and electronic contact cleaners.

Gases Used Include:

  • Gases used include household or commercial products like butane lighters, propane tanks, and whipping cream aerosols.
  • Gases also include household aerosol propellants found in spray paints, hair and deodorant sprays, and fabric protector sprays.
  • Medical anesthetic gases like ether, chloroform, halothane, and nitrous oxide (laughing gas) are also used.

Inhalant Use Statistics (2020)

  • 8th Graders: 17.9% have ever used, 9.4% used in the past year, and 4.5% used in the past month.
  • 10-12th Graders: 16.6% have ever used, 7.3% used in the past year, and 2.6% used in the past month.
  • 8th Graders: 14.2% have ever used, 5.9% used in the past year, and 2.2% used in the past month.

Marijuana

  • Marijuana is formed from the dried leaves and flowering tops of the Indian hemp plant Cannabis sativa.
  • The first direct reference to a cannabis product as a psychoactive agent dates from 2737 BC.
  • The reference dates came from the writings of the Chinese emperor Shen Nung.
  • Cannabis use spread from China to India and then to North Africa.
  • Cannabis reached Europe at least as early as A.D. 500.
  • Cannabis usage was focused on its powers as a medication for rheumatism, gout, malaria, and forgetfulness.
  • Cannabis was clearly used recreationally in India.
  • Muslims also used cannabis recreationally as alcohol consumption was banned by the Koran.
  • Spanish brought marijuana to America in 1545 in New World.
  • In 1611, the English introduced marijuana in Jamestown where it became a major commercial crop alongside tobacco.
  • Hemp was grown as a source of fiber.
  • By 1890, hemp had been replaced by cotton as a major cash crop in southern states.
  • Marijuana began popularity in the 1920s during prohibition.
  • Marijuana was restricted to jazz musicians and people in show business.
  • "Reefer songs" became the rage of the jazz world.
  • Marijuana clubs, called tea pads, sprang up in every major city.
  • Marijuana was listed in the United States Pharmacopoeia from 1850 until 1942.
  • Marijuana was prescribed for conditions like labor pains, nausea, and rheumatism.
  • The Controlled Substances Act of 1970 classified marijuana.
  • Marijuana was classified along with heroin and LSD as a Schedule I drug.
  • Most marijuana came from Mexico, but in 1975 the Mexican government started using paraquat.
  • Colombia then became the main supplier.
  • The marijuana plant has both male and female forms.
  • The sticky flowers of the female plant are the most potent.
  • The flowering tops of the Cannabis plant secrete a sticky resin that contains the active ingredient of marijuana.
  • The ingredient is known as delta-9-tetrahydrocannabinol (THC).
  • THC connects to specific sites called cannabinoid receptors on nerve cells.
  • Many cannabinoid receptors are found in brain areas that influence pleasure, memory, thought, concentration, sensory perception, and coordinated movement.
  • The two phases of marijuana intoxication are initial stimulation and sedation.
  • Initial stimulation includes giddiness and euphoria.
  • Sedation includes pleasant tranquility .
  • Teens use marijuana because of Peer pressure, family influence, listening musical references, as well as their belife of escaping form problems.
  • Over 900 Marijuana fields were found in Delaware last year.
  • Marijuana smoke contains 50 to 70 percent more carcinogenic hydrocarbons than tobacco smoke.
  • Cancer from tar in 5 cigarettes is the same as 5 Joints per week.
  • 5 joints per week has the same cancer risk as a pack per day.
  • Marijuana users typically inhale more deeply and hold their breath longer than tobacco smokers.
  • Deeper inhalation increases the lungs' exposure to carcinogenic smoke.
  • A smoked 20 MGS dose will increase heart by 20-50 beats per minute.
  • Marijuana and cocaine doubles increase in heart rate.
  • Use of Marijuana should be controlled because they are associated with: treat chronic pain, help with muscle spasms, may improve lung capacity, and may be of use to treat a varity of ailments.

Marijuana (Medical Uses)

  • Best supported medical use is treatment for chronic pain.
  • It can also help with muscle spasms.
  • It may also decrease anxiety in low doses.
  • Research shows that Chemicals found in marijuana may stop the spread of certain cancers
  • It doesn't seem to harm lung capacity, and may even improve it.
  • It may be of some use in treating glaucoma, or it may be possible to derive a drug from marijuana for this use.
  • IT it also being tested for Dravet or other seizure disorders, THC may slow the progression of Alzheimer's disease and other ailments.

Hashish

  • It was the Muslims who introduced hashish.
  • The popularity of hashish spread quickly throughout 12th century Persia (Iran) and North Africa.
  • Hashish is comprised of only the resin from the cannabis plant.
  • Hash oil is a sticky black liquid that is a resin from the cannabis plant.
  • Current samples of hash oil are a viscous liquid, ranging from amber to dark brown in color.
  • The average average THC content of hash oil is about 15 percent
  • A drop or two of hash oil on a cigarette equals a single "joint" of marijuana in terms of psychoactive effect.
  • Advantages of THC oil: no hot, harsh smoke, no tar, very little smell, no carcinogens, 5x as much THC.

Testing

  • False positives for marijuana can arise due to ibuprofen, naproxen, riboflavin, kidney infections, and liver disease.
  • Marijuana use can be detected in urine 48-72 hours after use.
  • Habitual marijuana use can be detected for 12 weeks.

THC Levels

  • THC average percentage in seized samples 1985-2007
  • 1985: 3.48%
  • 2007: 9.64%
  • Selected modern mean THC levels in strains:
    • Kosher Kush: 21.5%
    • Ghost Train Haze: 20.8%
    • Bruce Banner: 23.4%
    • Ghost OG: 23.7%
    • The White: 24.3%
    • Death Star: 21.6%
    • Chemdawg: 23.0%
    • White fire OG: 23.2%

Cocaine History

  • Coca chewing was practiced throughout South America as far back as 3000 B.C.
  • Coca was believed to be a gift from God.
  • Cocaine metabolite benzoylecognine can be trapped in hair.
  • 8 Chilean mummies with dates ranging from 2,000 BC to 1,500 AD were tested for benzoylecognine and it was found in their har.
  • Cocaine is derived from the coca plant in the high mountain ranges of South America.
  • The stimulating effects of the drug increase breathing.
  • Increased breathing increases oxygen intake.
  • Records show back 5000 to to Peru & Bolivia
  • Inca's chewed coca leave which had 2$ of cocaine.
  • Late 1850s, the active ingredient of coca plant was extracted by Alfred Nieman
  • Conquistadors found it so nutritious that the Indians labored whole days with coca.
  • 1505, accounts of coca use made their way back to Europe.
  • Early 1500s, Incan Coca plantations were taken over by holders of Spanish land grants.
  • Spanish tax laws were revised to allow land owners to make their tax payments in coca leaves.
  • 1539, The Bishop of Cuzco then tithes coca, taking 1/10 of the value of crops in taxes.
  • When the coca leaf is soaked and mashed, the extract coca paste is 60-80% pure.
  • 1855, Cocaine was extracted from Coca leaves.
  • 1862, Merck produces 1/4 pound of cocaine.
  • 1884 Sigmund Freud publishes On Coca- recommends use of cocaine for morphine addiction.
  • Sigmund Freud advocated for cocaine use.
  • Sherlock Holmes felt Cocaine was transcendentally stimulating and clarifying to the mind.
  • By the 1880s in the United States, it was Freely prescribed by physicians.
  • Cocaine was presribed for maladies and treatments.
  • In the 1870s Parke-Davis manufactures a fluid extract of coca.
  • The company Advertised it to insensitize patients to PAIN.
  • From the 1850's to the early 1900's, cocaine and opium laced elixirs, tonics and wines were broadly used .
  • Users were of all social classes.
  • Famous users were Sarah Bernhardt, Queen Victoria of England, Thomas Edison and Pope Leo the II.
  • 1886 John Pemberton included cocaine as the main ingredient in his new soft drink now known as Coca Cola.
  • Cocaine's euphoric and energizing effects launched Coke into its place as the most popular soft drink in history.
  • Until 1903 a typical serving contained 60MG of cocaine.
  • Coca-Cola (Coke) had cocaine in it, in varying amounts, from 1886 – 1929.
  • At the time cocaine was legal and treated as a medicine.

Cocaine effects

  • Cocaine as a substance, in its legal itierations (1800s early 1900s) had positive effects, most notably it would be prescribed to treat Alchohol addiction, due to cocaine enabling pain resistence and providing euphoria
  • From 1900 – 1929 opinion turned against cocaine.
  • Coke continued to use trace amounts of cocaine and "spent” coca leaves to maintain its flavor and trademark.
  • Today Coca-Cola uses caffeine rather than cocaine.
  • Cocaine blocks pain sensation, stimulates the central nervous system, and produces a sudden increase in heart rate, temperature, and blood pressure.
  • Cocaine blocks the synaptic reabsorption of certain neurotransmitters (in particular dopamine).

Cocaine Hydrochloride

  • Cocaine Hydrochloride is ~ 30% pure, Gram-sized packs is diluted with mannitol, sucrose, lactose etc.
  • Snorted 30-60 x 2 mm lines = average 25 mg dose.
  • 50-100mgs necessary for snorting and with these the High lasts 15-30 minutes.
  • The Short-term effects include Increased energy, Decreased appetite, and Mental alertness.
  • Other shot term increase include Increased heart rate, Increased blood pressure and Constricted blood vessels.
  • Facilitated by the large surface area of the lungs' air sacs, cigarette and drug use, when using a combination administeration with other drugs increases.
  • Inhalation of other drags is absorbed almost immediatelyinto the bloodstream
  • Facilitated inhalation taking approximately taking 19 seconds to reach the brain.
  • Available studies indicates that 30 to 60 percent of theavailable dose is absorbed which happens due to incomplete inhalation of the cocaine and other drug mixture, and with the improper heating temperature adjustments

Cocaine - FreeBase

    1. First developed freebase cocaine (probably in California).
  • This mixture would soon be popularized bydealers and glamorized by Hollywoodmedia.
  • Is cocaine without its water-soluble component or "base."
  • It is prepared by dissolving cocainehydrochloride with a strong alkali.
  • Its main benefits were drawing out the "pure" cocaine from manyof the impurities.
  • Cocaine hydrochloride is very stable andbinds closely to the ink in in paper hence the substance can be found on most Americans currency (paper).
  • Crack is actually a less pure sort of free- base cocaine.
  • Base-cocaine vaporizes at a low temperature so it can be easily inhaled using a heated pipe.
  • This type of base-cocaine makes acracking sound when heated.
  • Crack is usually made by mixing:two parts of cocaine hydrochloridewith one part baking sodain about 20 ml of water.
  • The solution is then heated gently until white precipitates form.
  • Heating is halted when precipitation stops
  • The precipitate is filtered and retained.
  • The precipitate may then be washed

Effects

  • Crack use, during pregnancy increased.
  • Increased blood vessel constriction causes the placenta to tear away from the uterus which induces premature delivery
  • The use can create Low blood return and less oxygen to fetus and fetal brain.
  • Infants exposed have a increased rate of SIDS

Detection

  • SUBSTANCE =Cocaine Benzoylecgonine
  • DETECTION PERIOD in Urinein trace amountsup to 5 days
  • DETECTION PERIODin UrineChronic Use up to 3 week

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