Types of Drugs Flashcards
Medicines
Legal drug that help the body fight injury, illness, or disease.
OTC
A medicine sold legally in pharmacies and other stores without a doctors prescription.
Prescription
A drug that can be obtained only with a written order from a doctor and can be purchased only at a pharmacy.
Illegal
A chemical substance that people of any age may not lawfully manufacture, possess, buy, or sell.
Proper Use
Using per label instruction to treat an injury, illness, or disease.
Misuse
Mistakenly taking more than is recommended to treat an injury, illness, or disease.
Abuse
Deliberately taking more than is recommended or taking for purpose other than treating an injury, illness, or disease.
Side Effects
An unwanted physical or mental effect cause by the drug.
Tolerance & Dependence
When drug is used repeatedly, the body develops tolerance to it, to where the user needs more for the original effect.
Withdrawal
If user becomes dependent and stops taking the drugs, they will experience negative side effects.
Dopamine
A neurotransmitter that helps control the brains reward and pleasure centers.
Under Normal Condition
Chemical Dopamine travels between brain cells, producing pleasurable sensations.
On Drugs
Cells release extra dopamine, causing a stronger signal.
After Repeated Drug Use
Brain cells lose receptors for dopamine, becoming less able to process the chemical. the pleasure signals weaken.
Psychoactive Drug
Chemical that affects brain activity