The Use And Abuse Of Drugs ~ B1.3 Flashcards

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1
Q

What are the stages of developing a new drug?

A

~New drug is made in a laboratory
~Tested in a laboratory using cells, tissue culture and live animals for toxicity
~Drugs tested on healthy volunteers in clinical trials. Often very low doses of drug are given in initial trials to test toxicity
~If the drug is found safe, there are further clinical trials on humans to find the optimum dose

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2
Q

What is a double blind trial?

A

Some patients are given a placebo, which does not contain the drug (e.g. a sugar pill). Neither patients not doctor know who is given the placebo until the trial finishes.

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3
Q

What was thalidomide originally developed, tested and approved as?

A

A sleeping pill.

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4
Q

What was thalidomide found to be effective relieving as a second use?

A

It was found to be effective in relieving morning sickness in pregnant women.

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5
Q

For thalidomides second use, why was it banned?

A

As it was not tested on pregnant women, many babies were born with limb abnormalities after the pregnant mother had taken the drug.

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6
Q

What is thalidomide now used to treat?

A

Leprosy.

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7
Q

Why do some people use recreational drugs?

A

Some people like the effect the drug has on them.

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8
Q

What are some example of legal recreational drugs?

A

Nicotine and alcohol.

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9
Q

What are some examples of illegal recreational drugs?

A

Cannabis, heroin and ecstasy.

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10
Q

What can excessive alcohol consumption and binge drinking cause damage to?

A

The liver, which can eventually result in death.

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11
Q

What effects can drugs have?

A

Drugs alter the chemical processes in people.

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12
Q

What could happen if people become dependant on drugs?

A

They may experience withdrawal symptoms if they don’t have them (drugs)

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13
Q

What are some examples of withdrawal symptoms?

A

Paranoia, sweating and vomiting

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14
Q

What is cannabis?

A

An illegal recreational drug which is used for recreational purposes by many people. It is a relaxant and can cause hallucinations.

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15
Q

What are some harmful side effects for cannabis?

A

Bronchitis, emphysema, lung cancer and mental illness.

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16
Q

What is a performance enhancing drug?

A

Any substance used to increase a particular skill set e.g. Steroids

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17
Q

What will stimulants do?

A

They will boost body functions such as heart rate.

18
Q

What are the benefits of using stations on cardiovascular disease?

A

~They reduce the manufacture of cholesterol
~They reduce the risk of heart attack or stroke by a third
~They are the most effective drugs for reducing LDLs

19
Q

What are the problems of using statins on cardiovascular disease?

A

~Statins can have many side effects
~They cannot be taken by children, pregnant women or heavy drinkers
~Availability of statins reduces the need for people to change their unhealthy lifestyle
~They must be taken for life

20
Q

What class drug is heroin?

A

A

21
Q

What class drug is cocaine?

A

A

22
Q

What class drug is ecstasy?

A

A

23
Q

What class drug is amphetamines?

A

A/B

24
Q

What class drug is cannabis?

A

B

25
Q

Why do some people use heroin?

A

It is a sedative, causes severe cravings, very addictive. It is either smoked or injected.

26
Q

Why do some people use cocaine?

A

It is a stimulant, it increases confidence, raises heart rate and blood pressure. Causes cravings, very addictive. It is either injected, inhaled or smoked.

27
Q

Why do some people use ecstasy?

A

It is a stimulant which gives an adrenaline rush, feeling of well beings, high body temperature, anxiety. It is ingested in tablet form.

28
Q

Why do some people use amphetamines?

A

It is a stimulant which increases the heart rate, they can be addictive and cause paranoia. They are ingested in tablet form.

29
Q

Why do some people use cannabis?

A

They are a relaxant which can cause hallucinations. They are smoked.

30
Q

What is a experimental drug?

A

When people try a drug for the first times out of curiosity, boredom or because their friends are doing it. Some do it to rebel against authority.

31
Q

What are the problems of experimental drugs?

A

~A person is just as likely to have a bad reaction from trying a drug for the first time as a person who uses drugs for recreation regularly
~It could lead to recreational drugs (as a gateway drug)
~it could lead to trying harder drugs to get a new ‘high’

32
Q

What is a recreational drug?

A

When people use drugs in a regular way but fairly controlled way. It is seen by some people as a way of relaxing.

33
Q

What are the problems of recreational drugs?

A

~it could lead to dependant drug use
~it could lead to using harder drugs to get a new ‘high’
~a person risks a bad reaction to drugs everytime they use them
~it could lead to mental problems

34
Q

What is a dependant drug?

A

When people are addicted to drugs and need the feeling it gives them. It is also addictive ~ the body needs a drug

35
Q

What are the problems of dependant drugs?

A

~people can not function without the drug
~people suffer withdrawal symptoms if they do not have the drug
~a person risks a bad reaction to drugs everytime they use them
~it could lead to mental problems

36
Q

What may be added to heroin and cocaine to add bulk?

A

Glucose, milk powder, brick dust and flour

37
Q

Is smoking cannabis bad for your health?

A

Yes
~has a higher concentration of cancer-causing substances than tobacco
~it may be psychologically addictive
~it can lead to mental illness
No
~less addictive than tobacco or alcohol
~it has been reported that the high use of cannabis is not associated with major health or sociological problems

38
Q

Can smoking cannabis lead users to harder drugs?

A

Yes
~cannabis may be a ‘gateway’ drug to more harmful substances such as heroin and cocaine
No
~many cannabis smokers never use any harder drugs

39
Q

Why could it be good to use steroids?

A

~steroids have medical uses
~side effects include damage to the heart and liver
~some people think that if steroids were allowed there would be less risk and could be medically monitored

40
Q

Why could it be bad to use steroids?

A

~steroids as performance enhancers in sport are banned
~young athletes may end up taking steroids because they see professional athletes taking them
~young athletes may end up taking steroids because they are pressurised to continually improve