Tetracaine

Question 1

Pharmacology & Actions?

Answer 1

• Local ocular anesthetic that blocks sodium ion channels required for the initiation and conduction of neuronal impulses, thereby effecting corneal local anesthesia.
• Used as a topical ophthalmic anesthetic to facilitate ocular irrigation and to provide analgesia.

Question 2

Indications?

Answer 2

*Chemical ocular exposure requiring irrigation

Question 3

Absolute Contraindications?

Answer 3

*Tetracaine allergy

Question 4

Precautions & Side Effects?

Answer 4

• Each bottle is single use only.
• Patients should be advised that their eyes will be insensitive up to 20 minutes and that care should be taken to avoid ocular contact.

Question 5

Administration?

Answer 5

*Eye Drops

Question 6

Onset?

Answer 6

*Immediate

Question 7

Peak Effect?

Answer 7

*15-30 minutes

Question 8

Duration?

Answer 8

*10-20 minutes

Question 9

AZDHS Guidelines Containing Tetracaine?

Answer 9

*Dermal Chemical Burns: Adult + Pediatric