The use and abuse of drugs Flashcards
What is a recreational drug?
A drug used for pleasure or social reasons
What is a drug?
A chemical that changes the chemistry of the body
What is a medical drug?
A drug used to treat pain or disease/illness
What is addiction?
When the chemistry in the body has changes so you need to take more and more of the drug to feel normal
What are withdrawal symptoms?
What can happen if you stop taking a drug you are addicted to. Headaches, sweating, shaking, irritability, nausea
What is a gateway drug?
A ‘soft’ drug that could lead to harder drugs. Cannabis -> heroin
What is thalidomide?
A drub prescribed to women to cure morning sickness but caused deformed limbs
What are the problems with alcohol?
Liver disease, kills brains cells, heart problems, drink driving, aggressive and anti-social behaviour, expensive, NHS costs, police
What are the problems with tobacco?
Lung cancer, COPD (chronic obstructive pulmonary disease) ,yellow nails and teeth, coughing, bad dental health, heart problems, passive smoking, bad smell, people judge you, expensive, NHS costs
What are the problems with cannabis?
Paranoia, anxiety, depression, schizophrenia, poor diet, poor motivation-no job, criminal record-limited traveling, low self esteem, socially withdrawn, drug driving, expensive, NHS costs, gateway drug
Why do drugs need to be tested? (3 things)
See if the drug is effective, see if the drug is safe, make sure the correct dose is given
What is a double blind trial?
Neither the doctor of the patient knows who is getting the real drug or the placebo
Why are double blind trials good?
Stops bias
What is a placebo?
A fake drug used in drug trials to make sure bias doesn’t affect the results
What is the placebo effect?
When people think they are getting better even when they are not having the real treatment