Class IV: Ca Channel Blockers Flashcards
1
Q
Ca channels blocked
A
slow cardiac nodal Ca channels
2
Q
MOA
A
decrease phase 0 slope, and phase IV
3
Q
effect on nodal tissue
A
decreased SA and AV activity
4
Q
drugs used from this category
A
verapamil, diltiazem
5
Q
drugs uses
A
SVT
6
Q
drugs in this category SE
A
constipation (verapamil), AV block, dizziness, flushing, hypotension
7
Q
interactions with other drugs
A
additive AV block with beta blockers, digoxin
8
Q
verapamil effect on digoxin
A
it displaces it
