Tetracaine Flashcards
1
Q
Drug Classification
A
Topical anesthetic
2
Q
Mechanism of Action
A
Na+ channel blocker ->Stabilizes the neuronal membrane by inhibiting the ionic fluxes required for the initiation and conduction of pain impulses, thus causing local anesthetic action
3
Q
Pharmacokinetics
A
- Onset of Action- 30 seconds
- Peak Effects- 30 seconds
- Duration of Effects- 10-15 minutes
- Half-Life- N/A
4
Q
Indications/Field Use
A
- Pain control for chemical in and burns of eye
- Facilitate insertion of Morgan Lens
5
Q
Contraindications
A
- Penetrating trauma to globe of eye
- Hypersensitivity to Tetracaine/Novocaine
6
Q
Side Effects/Adverse Reactions
A
Stinging, ocular irritation, redness, delayed ocular wound healing
7
Q
Dose
A
Adults & Pediatric:
1-2 drops 0.5% solution q 5-10min; max dose 6 drops/eye
8
Q
Precautions
A
Avoid prolonged use
9
Q
Drug-Drug Interactions
A
None
