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Chapter 9, Section 1Drugs
Lifetime Health
Key TermsDrug: any substance that causes a change in
a person’s physical or psychological state.Medicine: any drug used to cure, prevent, or
treat illness or discomfort.Side Effect: any effect that is caused by a
drug and that is different from the drug’s intended effect.
Prescription: a written order from a doctor for a specific medicine.
Over-the-Counter (OTC) Medicine: any medicine that can be bought without a prescription.
What are Drugs?Substances to
change a person’s physical or psychological state.
Specific effectsMultiple effectsBroad targetNarrow treatment
Some Drugs are MedicinesUsed to…
CurePreventTreat Illness Treat discomfort
Medicinal QualitiesEffectiveness
Carries out its task.Safety
When used as directed.
Minor Side EffectsHeadacheSleepinessDiarrhea
Drugs of AbuseNo Medical Purpose
Change of moodsFeelings
Not HealthyDamage to brain
Where Do Drugs Come From?PlantsAnimalsFungiCommon Thread
Chemicals
Types of MedicineAnalgesic
Pain reliefAntihistamine
AllergiesAntacid
HeartburnAntibiotic
Kills bacteriaBronchodilator
Asthma
Types of MedicineSteroid Anti-
InflammatoryInflammation/Itch
HormoneDiabetes
StimulantADHD
Anti-anxietyPanic Attacks
Types of MedicineVaccine
Prevents InfectionsSedative
Sleepiness
Types of MedicinePrescription
Written orderMore dangerousGreater side-
effectsOTC
SaferLess side-effects
How Drugs Enter Your BodyHome Use
OrallyLiquidsTablets
How Drugs Enter Your BodyImplanted PumpsInhalationInjectionTransdermal PatchIngestionTopical Application
HomeworkRead Pages 222 – 229Page 229 Section 2 - Answer Questions 1 –
9Page 236 Section 2 Review - Answer
Questions 10, 11, & 13Be sure that you write out the questions!Make sure your name is on the paper!Make sure you label the assignment at the
top of the page!