Tetracaine HCl Injection, USP
for Prolonged Spinal Anesthesia
Tetracaine hydrochloride is 2-(Dimethylamino)ethyl p-(butylamino)benzoate monohydrochloride. It is a white crystalline, odorless powder that is readily soluble in water, physiologic saline solution, and dextrose solution. It has the following structural formula:
Tetracaine hydrochloride is a local anesthetic of the ester-linkage type, related to procaine.
1% Solution: A sterile, isotonic, isobaric solution.
Each mL contains:
Active: 10 mg Tetracaine Hydrochloride
Inactives: 7.5 mg Sodium Chloride, Hydrochloric Acid and/or Sodium Hydroxide may be added to adjust pH (3.2 to 6.0) and Water for Injection, USP.
Nitrogen gas has been used to displace the air in the ampules.
This formulation does not contain preservatives.