Transcript Medicines
Medicines
Mr. Beerbower
McHenry High School
4 Broad Categories of Medicine
Prevent Disease
Fight Pathogens
Relieve Pain
Help Heart and regulate Blood Pressure
Vaccines & Analgesics
What is a Vaccine
A preparation containing weakened or dead
pathogens that cause a particular disease given to
prevent one from contracting that disease
What are Analgesics
Pain relievers
What is the most widely used non-prescription
analgesic?
Aspirin
Side Effects and Interaction
Side Effects:
Reactions to medicine other than one intended.
Additive Interaction:
Medicines that work together in a positive way
Synergistic Effect:
Interaction of 2 meds that result in a greater
effect than when meds are taken independently.
Antagonistic Interaction:
Effect of medication is cancelled or reduced when
taken with another medicine
Medicine Info cont…
Tolerance:
A condition in which the body becomes used to
the effect of the medicine or drug.
Withdrawal:
Process that occurs when a person stops using a
medicine when they have a physiological
dependence.
The symptoms are the body’s reaction to not having the
drug.
Withdrawal symptoms include:
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Nausea & vomiting
Headaches or dizziness
Fever
Digestion problems
Paranoia or panic
Tremors, seizures, or death
OTC & Prescription Drugs
Over The Counter Medicine (OTC)
A medicine that is sold legally in
pharmacies & other stores without a
doctor's prescription.
Prescription Drugs
A drug that can be obtained only with a
written order from a doctor and can be
purchased only at a pharmacy.
Proper Use, Misuse, Abuse
Proper Use
Following all of the instructions on the label
Misuse
Improper use of the medicines
Drug misuse is often by mistake or because of a
patient's misunderstanding of a doctor’s orders.
Abuse
Intentionally using a drug improperly or unsafely.
Deliberately taking more than is recommended or
taking for purposes other than treating an illness.
Using Medicines Correctly:
Read all the information on the label and follow the
directions
Only take medicines prescribed for you.
Call your doctor if a medicine causes serious side
efforts
Never combine medicines without checking with your
doctor
Never drink alcohol while taking medicines
Store medicines according to the label’s instructions.
How many schedules of drugs are there?
5
Which schedules are illegal?
One
Examples of Medical Misuse
Giving Prescription to someone else
Take Prescription of someone else
Take too much or too little
Mixing medicines
Discontinuing use of meds without
telling doctor
Taking for longer than told
Section 17.3 Commonly Abused Drugs
Health Stats The graph shows the number of new
abusers of prescription pain relievers in each year since
1985.
What factors do you think are responsible for the
increase in prescription drug abuse?
PDR: Physicians Desk Reference
It lists all prescription drugs on the market
Are Brand name products always better
than generic brands?
Most of the time they are from the same
assembly line
Section 17.1 Legal and Illegal Drugs
How Drugs Affect the Brain
Area of the brain’s
“reward pathway”
Section 17.1 Legal and Illegal Drugs
How Drugs Affect the Brain
Area of the brain’s
“reward pathway”
Section 17.1 Legal and Illegal Drugs
How Drugs Affect the Brain
Area of the brain’s
“reward pathway”