Lifetime Health Chapter 9, Section 1 Drugs

Key Terms Drug: 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 effects Multiple effects Broad target Narrow treatment

Some Drugs are Medicines Used to… Cure Prevent Treat Illness Treat discomfort

Medicinal Qualities Effectiveness Safety Minor Side Effects Carries out its task. Safety When used as directed. Minor Side Effects Headache Sleepiness Diarrhea

Drugs of Abuse No Medical Purpose Not Healthy Change of moods Feelings Damage to brain

Where Do Drugs Come From? Plants Animals Fungi Common Thread Chemicals

Types of Medicine Analgesic Antihistamine Antacid Antibiotic Pain relief Antihistamine Allergies Antacid Heartburn Antibiotic Kills bacteria Bronchodilator Asthma

Types of Medicine Steroid Anti-Inflammatory Hormone Stimulant Inflammation/Itch Hormone Diabetes Stimulant ADHD Anti-anxiety Panic Attacks

Types of Medicine Vaccine Prevents Infections Sedative Sleepiness

Types of Medicine Prescription OTC Written order More dangerous Greater side-effects OTC Safer Less side-effects

How Drugs Enter Your Body Home Use Orally Liquids Tablets

How Drugs Enter Your Body Implanted Pumps Inhalation Injection Transdermal Patch Ingestion Topical Application

Homework Read Pages 222 – 229 Page 229 Section 2 - Answer Questions 1 – 9 Page 236 Section 2 Review - Answer Questions 10, 11, & 13 Be 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!