Drugs Affecting the Respiratory System Flashcards
What do respiratory medications treat
- asthma
- bronchitis
- emphysema
What is asthma
chronic inflammatory disorder of the airway
What do Beta-2 Adrenergic Agonists do
activates beta-2 receptors resulting in bronchodilation
Beta-2 Adrenergic Agonists medication examples
Salmeterol
Terbutaline
What is Albuterol classification
bronchodilators
What does Albuterol treat
wheezing and shortness of breath caused by breathing problems
- asthma
- COPD
How does Albuterol work
- opens breathing passages
- relaxes muscles
What are Salmeterol and Terbutaline used for
Asthma
What are contraindications of Beta-2 Adrenergic Agonists
tachydysrhythmias
In what patients should Beta-2 Adrenergic Agonists be used cautiously in
- diabetes
- hyperthyroidism
- heart disease
What adverse effects can occur with inhaled agents
- tachycardia
- angina b/c of alpha-1 activation
- tremors b/c of beta-2 activation
Use of an inhaler teaching
Remove the cap and hold the inhaler upright.
• Shake the inhaler
• Tilt head back slightly and breathe out
• Open mouth
• Hold inhaler 1 to 2 inches away
• Use spacer attached to inhaler
• Hold inhaler in your mouth
• Press down on inhaler to release medicine
• Breathe in slowly for 3 to 5 s
• Hold your breath for 10 s to allow medicine to go deeply into your lungs
• Repeat puffs as directed
• Wait 1 min between puffs to allow the second puff to get into the lungs better
What does Theophylline do
- relaxation of bronchial smooth muscle resulting in bronchodilation
- relives bronchospasm
What is Theophylline used for
long term control of chronic asthma
How can Theophylline be administered
- oral
- IV for emergency use only
