Asthma and COPD Drugs (cont.) Flashcards
MOA for Beta 2 Agonists?
Active Beta 2 receptors to relax smooth muscle and cause bronchildation
What are some possible adverse effects with the use of Albuterol?
Insomnia, dry mouth, cough
Which SABA is the only one available by Subcutaneous Injection?
Terbutaline
How is Terbutaline given?
SubQ injection
Patient with what allergy should not use Terbutaline (SABA)?
Sulfur allergy patients
What are the main adverse effects seen with the use of Terbutaline?
Tachycardia and palpitations
What are the main system effects of Pirbuterol (SABA)?
CV effects
Which 3 SABA have the risk of causing paradoxical bronchospasm and CV effects?
Albuterol
Metaproterenol
Levalbuterol
Which 3 SABA have the risk of causing paradoxical bronchospasm?
Albuterol
Metaproterenol
Levalbuterol
LABA are more often used in the treatment of COPD. If they are used in patients with asthma, what must that patient be using too?
Asthmatic patients must also be using an ICS!!
In order for LABAs to be used with Asthma patients, what must they also be using?
ICS
Why must patients with asthma be using an ICS in order to use a LABA?
Increases the risk of asthma related deaths if not using an ICS as well
MOA for Anticholinergic drugs?
Block Acetylcholine from binding its receptors => bronchodilation by (-) parasympathetics
Which Anticholinergic drug is used for a TEMPORARY blockade of muscarinic effects?
Atropine
In patients with CAD, what must the Atropine dose be less than and why?
Less than 2-3 mg to avoid an increased HR and myocardial oxygen demand
Which Anticholinergic drug is used for the maintenance treatment of Bronchospasm?
Ipratropium
What is unique about Ipratropium?
It is poorly absorbed so it is relatively free of systemic atropine-like side effects!!
Which 2 Anticholinergic drugs are used for the LONG-term maintenance of bronchospasm?
Tiotropium
Aclidinium
Which 2 Anticholinergic drugs are used for the long-term maintenance of bronchospasm?
Tiotropium
Aclidinium
What are the 2 MOAs for Theophylline (methylxanthine)?
- Bronchodilation
2. Suppresses airway response to stimuli