antihistamines ect. Flashcards
antihistamine drugs
loratadine and diphenhydramine
loratadine and diphenhydramine MOA
bind to histamine receptors on mast cells and basophils
prevent further release of histamines
H1 blockers are associated with…
antihistamines
H1 are in areas such as…
smooth muscle surrounding blood vessels and bronchioles
true or false: do antihistamines have primary anticholinergic effects
true. dry mouth etc
antihistamines also have other uses such as
vertigo, insomnia motion sickness, cough
true or false: do antihistamines midiate symptoms of a common cold
true. coughing and sneezing
who is fexofenadine not recommended for
children under six
who is desloratadine not recommended for
children
who is loratadine not recommended for
children under 2
should antihistamines be used as sole therapy in acute asthma attacks?
no
main contradiction of antihistamines
narrow angle glaucoma and drying effect
categories of nasal decongestants
adrenergics, anticholinergics, corticosteroids
drug class of Pseudoephedrine
Oxymetazoline
decongestants: adrenergic drugs
decongestants: anticholinergic drugs
Ipratropium bromide
decongestants: corticosteriods
fluticasone
belcomethasone
budenoside
decongestants: adrenergics MOA
constrict small arterials due to URI to cause constriction to reduce swelling and allow secretions to drain
decongestants: corticosteroids MOA
targets inflammatory response to minimize cell response
decongestants: anticholinergics
inhibits secretions of the serous and serous mucous membranes of the nasal passages
antitussives: opioid drugs
codeine phosphate
antitussives: nonopioid drugs
dextromethrophan
antitussives: opioid MOA
suppress cough reflex
provide analgesia
drying effect on mucosa
antitussives: non opioid MOA
suppress cough reflex
drying effect on mucous
does opioid or non opioid have no analgesia
non opioid
