Diphenhydramine Flashcards
1
Q
Diphenhydramine
is a ____-Generation Antihistamines
A
First
2
Q
routes
A
PO; IM; IV
3
Q
pharmacologic action
A
block the H1 receptor which keeps histamine from binding at the site-crosses the BBB
4
Q
uses
A
to relieve itching rhinorrhea sneezing associated with allergic rhinitis-does not relieve congestion
5
Q
major adverse reactions
A
sedation; tinnitus; hypotension; dry mouth; dizziness; anticholinergic effects
6
Q
nursing interventions
A
interventions to combat anticholinergic effects
7
Q
client education
A
1st generation drugs can cause sedation; should not be used with other depressants;
8
Q
contraindications
A
hypersensitivity; closed angle glaucoma
9
Q
Interactions:
A
alcohol; CNS depressants
