Emergencies & Records - Week 10 PP Flashcards
Pharmacology is…
is the science or branch of medicine that includes the research, development, and manufacturing of drugs.
A Drug is…
a substance taken for the prevention, diagnosis, and treatment of a disease
A wide variety of drugs are available on the market, and each drug produces a different effect
DA Role in Pharmacology..
Your role in understanding pharmacology is to become familiar with the drugs used in dentistry, the drugs your patients are taking for a specific medical condition, the terminology and use of prescriptions, and the drug reference materials available.
The most probable situations in which the dental assistant will be required to identify drug types include the following:
- When reviewing a patient’s medical history
- hen assisting in a dental procedure that requires premedication
- When assisting in a specific dental procedure for which pain control is required
- when assisiting in a medical emergency
Drugs can be identified three ways:
- Chemical name: The anatomic or molecular structure of the drug
- Generic Name: The shorthand version of the drug’s chemical name, structure, or formual; a name that any business firm may use
- Brand name or trade name: controlled by a pharmaceutical company as a registered trademark (ie. Advil, Motrin, Nuprin - brand names of generic ibuprofen)
Example of Chemical Name, Generic Name & Brand Name/Trade Name
Chemical Name: 2-(4-isobutylphenyl) propionic acid
Generic Name: Ibuprofen
Brand name: Advil, Motrin
Classification of Drugs
Patent medicines
Prescription Drugs
Patent Medicines
No prescription needed
-also referred to as over the counter (OTC) drugs
Prescription Drugs
Licensed medicines, regulated by legislation, and require prescription.
- Also referred to as ethical drugs
- Non-controlled
- Controlled
Common Adverse Effects of Medications
- Hyperexcitability
- Insomnia (Sleeplessness)
- Gastrointestinal
disturbances (Stomach) - Central nervous system
effects - Hypotension and fainting
- Weight/Appetite changes
- Skin changes/ edema8. Sexual dysfunction
- Opportunistic infections (Yeast, fungal)
- Xerostomia (Dry mouth)
Drug Complications
- Allergic Reaction - a drug triggers the immune response, reactions can range from a common rash to life-threatening anaphylactic shock
- Drug Toxicity - Toxin-induced cell damage and cell death
- Drug interaction - When multiple drugs are introduced to the body system
- Drug Tolerance - Loss of effectiveness of drug over time
- Drug Addiction - Phyisical dependence on a drug
Opioids are a class of drugs that include:
- Heroin
- Fentanyl
- Pain relievers like oxycodone, acetaminophen and hydrocodone combination (Vicodin), codeine, morphine, and many others..
Opioid Addictions - Recommendations by ADA
- Consider using non-narcotic pain relievers as first line of treatment
- When an opioid pain reliever is indicated, consider prescribing fewer pills
- Counsel patients about benefits and drawbacks of using opioid analgesics
- Learn to recognize when a patient might have a substance abuse use disorder or be prone to addiction
In Alberta, the following acts govern the use and handling of drugs:
- Alberta’s Pharmacy and Drug Act
- Canada’s Food and Drug Act
- Canada’s Controlled Drugs and Substances Act
Canada’s Food & Drug Act - What is the purpose of this regulation?
Help to protect the health and safety of Canadians with respect to the sale of food and drug products