Local Anesthetics - Kruse Flashcards
1
Q
Local anesthetics MOA
A
block v-gated Na+ channels & stop spread of APs across nerve axions
2
Q
Benzocaine
A
- topical agent
- use for derm procedures, hemorrhoids, premature ejaculation, and as lubricant
3
Q
Bupivacaine
A
- long DOA
- sensory bloc > motor block
4
Q
Cocaine
A
- blocks nerve impulses
- causes vasoconstriction
- topical or use in upper RT
5
Q
Dibucaine
A
- toxicity ass’d with injeciton
- used topically
6
Q
Lidocaine
A
- amide local anesthetic
- faster, mor intense, and more extensive than procaine
- antiarrhythmic agent
7
Q
Procaine
A
- used only for infiltration anethesia
- metabolized to para-aminobenozic acid which inbihits solfonamide antibiotics
