Local Anesthetics Flashcards
1
Q
Injectable: Low Potency, Short Duration
A
“PC”
Procaine
Chloroprocaine
2
Q
Injectable: Intermediate Potency and Duration
A
“LiMP”
Lignocaine
Mepivacaine
Prilocaine
3
Q
Injectable: High Potency, Long Duration
A
“ToBiRama”
Tetracaine
Bupivacaine
Ropivacaine
4
Q
Surface Anesthetics
A
"Let The People Bring Cake" LIgnocaine Tetracaine Proaracaine Benzocaine Cocaine
5
Q
Surface: Ester Linked
A
- Short Acting
- Metabolized by Plasma Esterases
- More Hypersensitivity Rxns
Procaine
Tetracaine
Cocaine
Benzocaine
6
Q
Surface: Amide Linked
A
- Long Lasting
- Metabolized by Liver
- Less Hypersensitivity Rxns
Lignocaine
Mepivacaine
Bupivacaine
Ropivacaine
Prilocaine
7
Q
Local Anesthetic MOA
A
- Block conduction by DEC the large transient INC in the permeability of Na+
- INC threshold of excitability
- DEC rate of rise of the Action Potetial
- Impulse Conduction slows
8
Q
Addition of Vasoconstrictors MOA
A
- INC duration of Action
- DEC systemic Toxicity
- DEC bleeding in the operative field
9
Q
Topical Application Drugs
A
Cocaine
Lidocaine
Proparacaine
Tetracaine
10
Q
Infiltration Anesthesia Drugs
A
- Injection of local anesthesia directly into tissue w/o taking into consideration the course of cutaneous nerves
Lidocaine
Procaine
Bupivacaine
11
Q
Field Block Anesthesia
A
- SubQ injection of a solution of local anesthetic in order to anesthetize the region distal to the injection site
12
Q
Nerve Block Anesthesia
A
- Injection of a solution of a local anesthetic into or about individual peripheral nerves or nerve plexuses produces even greater areas of anesthesia
13
Q
Bier Block
A
- IV Regional Anesthesia
14
Q
Spinal Anesthesia
A
- B/W L2 and the termination of the Thecal Sac in the Sacrum
15
Q
Epidural Anesthesia
A
- Injection in the epidural space
- Used commonly for labor and delivery
