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Term

antihistamine
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first generation antihistamine
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322 Exam 2

322 Respiratory

TermDefinition
antihistamine prevent histamine response by blocking the H1 receptor sites, nasopharyngeal secretions are decreased
first generation antihistamine diphenhydramine, used for common cold, prevents motion sickness
diphenhydramine teaching take with food to avoid GI distress, use oral rinses, avoid alcohol or depressants because this causes drowsiness; avoid if pregnant
second generation antihistamine less able to pass BBB and cause sedation, minimal anticholinergic effect; loratidine
intranasal glucocorticoids anti-inflammatory which decreases swelling in nasal mucosa, decrease rhinnorhea, sneezing and congestion; a nasal steroid
antitussive act on cough control center and suppress cough reflex
opioid antitussive codeine, guaifenesin and codeine; used for severe cough causing inflamed airways and unable ADL
guaifenesin mucinex, must be taken with water
non opioid antitussive dextromethorpan (robitussin); used for generic cough
expectorant loosens bronchial secretions by reducing surface tension of secretions, eliminating by cough; increase fluid intake with these
rebound nasal congestion using longer than 3 days will elicit opposite effect
anticholinergic bronchodilators block the parasympathetic nerve reflexes that cause airways to constrict, allows passages to remain open
bronchodilators stimulate beta 2 adrenergic receptors in smooth muscle and cause bronchodilation to relieve bronchospasm
bronchodilator short acting rescue inhaler, relieves asthma attack
glucocorticoids decrease production of inflammatory mediators, decrease infiltration of inflammatory cells, decrease edema of airway, decrease mucus production
oral decongestant contraindication with cardiac conditions because they sympathetically stimulate BP and HR; do not use more than 3 days in a row
side effects of glucocorticoids hoarseness and dry mouth, hyperglycemia, euphoria, adrenal suppression, superinfections and osteoporosis
bronchodilator side effects cardiac, if there is a cardiac history, choose anticholinergic bronchodilator
Created by: ahommel
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