Podcast
Questions and Answers
What is the primary mechanism of action (MOA) of antihistamines?
What is the primary mechanism of action (MOA) of antihistamines?
- Reduce inflammation in the airways
- Increase mucus production
- Stimulate bronchodilation
- Block H1 receptors (correct)
Which medication is commonly classified as an expectorant?
Which medication is commonly classified as an expectorant?
- Guaifenesin (correct)
- Diphenhydramine
- Dextromethorphan
- Benzonatate
What condition is commonly treated with bronchodilators?
What condition is commonly treated with bronchodilators?
- Fever
- Chronic Bronchitis (correct)
- Coughing
- Nasal Congestion
Which of the following is a contraindication for the use of decongestants?
Which of the following is a contraindication for the use of decongestants?
What is a common adverse effect associated with antihistamines?
What is a common adverse effect associated with antihistamines?
Which drug is categorized as a leukotriene receptor antagonist?
Which drug is categorized as a leukotriene receptor antagonist?
What class of respiratory drugs is typically used to provide rapid relief during an asthma attack?
What class of respiratory drugs is typically used to provide rapid relief during an asthma attack?
Which of the following statements about expectorants is TRUE?
Which of the following statements about expectorants is TRUE?
Flashcards
Antihistamines
Antihistamines
Medications that block histamine receptors to reduce allergy symptoms.
Histamine Receptors
Histamine Receptors
Proteins that mediate the effects of histamines in the body, mainly H1 and H2 types.
Decongestants
Decongestants
Drugs that relieve nasal congestion by constricting blood vessels in the nasal passages.
Antitussives
Antitussives
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Expectorants
Expectorants
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Bronchodilators
Bronchodilators
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Leukotriene Receptor Antagonists
Leukotriene Receptor Antagonists
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Inhaled Corticosteroids
Inhaled Corticosteroids
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Study Notes
Course Information
- Course title: NURS 3113 PHARMACOLOGY
- Chapters Covered: 36 and 37
- Chapter 36 focuses on Antihistamines, Decongestants, Antitussives, and Expectorants
- Chapter 37 focuses on Respiratory Drugs
Week 3 Objectives
- Discuss mechanisms of action, indications, contraindications, cautions, drug interactions, dosages and route administration for Antihistamines, Decongestants, Antitussives, and Expectorants
- List the classifications of drugs for respiratory diseases
- Discuss mechanisms of action, indications, contraindications, cautions, drug interactions, dosages, route of administration, adverse effects, and toxic effects of bronchodilators and other respiratory drugs
Chapter 36: Antihistamines, Decongestants, Antitussives, & Expectorants
-
Antihistamines:
- Histamine receptors: H1 and H2
- Mechanism of Action (MOA)
- Indications
- Contraindications
- Adverse Effects
- Medications: diphenhydramine, loratadine
- Efficacy Level and Anticholinergic/Sedative Potential (graph shown)
-
Decongestants:
- Nasal congestion
- MOA
- Indications
- Contraindications
- Adverse Effects
- Medications: oxymetazoline
-
Antitussives:
- MOA
- Indications
- Contraindications
- Adverse Effects
- Medications: benzonatate, codeine, dextromethorphan
-
Expectorants:
- MOA
- Indications
- Contraindications
- Adverse Effects
- Medications: guaifenesin
Chapter 37: Respiratory Drugs
-
Topics Covered: Asthma, Asthma Attack, Status Asthmaticus, Chronic Obstructive Pulmonary Disease (COPD), Chronic Bronchitis, Emphysema
-
Respiratory System Conditions:
- Asthma
- Asthma attack
- Status Asthmaticus
- COPD (Chronic Obstructive Pulmonary Disease)
- Chronic Bronchitis
- Emphysema
-
Bronchodilators:
- MOA
- Indications
- Contraindications
- Adverse Effects
-
Leukotriene Receptor Antagonists:
- MOA
- Indications
- Contraindications
- Adverse Effects
-
Xanthine Derivatives:
- MOA
- Indications
- Contraindications
- Adverse Effects
-
Inhaled Corticosteroids:
- MOA
- Indications
- Contraindications
- Adverse Effects
-
Anticholinergics:
- MOA
- Indications
- Contraindications
- Adverse Effects
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