week 3 Flashcards
drug classes
depressants
stimulants
hallucinogens
what is pharmacology?
the drugs affect on you
why is intravenous drugs seen as more harmful?
blood borne viruses easier to OD dirty equipment sharing equipment spread diseases collapsed vein
Pharmacokinetics
what the body does to the drug
Pharmacodynamics
what the drug does to the body
whats the fastest way for drugs to make it to the brain?
smoking
examples of Pharmacodynamics
dependence tolerance withdrawal agonistic and antagonistic effects dopamine
whats an agonist effect
increase or stimulation of the action of a neurotransmitter
antagonist effect
decrease or inhibition of the action of a neurotransmitter
what is Half life
Time for drug in blood to reduce by 50%
what does short half life lead to?
higher addiction and more likely to reuse
(e.g. Cocaine and Nicotine)
can you sober someone up?
no
What is the leading preventable cause of
death and disability in
Australia?
tobacco
what type of drug is nicotine?
stimulant
what type of drug is alcohol?
depressant
what type of drug is benzo?
depressant
what type of drug is opiods?
depressant
what is the risk with opiods?
high risk of overdosing
long term effects of opioids (herion)
constipation weightloss chronic heart and lung problems infertility in women irregular periods injecting risks loss of sex drive dependency
what type of drug is inhalants?
depressant
immediate effects of depressants
affects all areas of body
confusion
hangovers and headaches
(running can cause heart attacks)
longterm effects of inhalants
tremors loss of sense of smell and hearing lack of blood production irregular hb damage to hear muscles cognitive disfunction depression irritable hostile
mdma half life
6-10 hours
MDMA phases
coming up
plateau
coming down
