Tetracaine 94-24-6

��发布时间：2025-03-27 ��浏览次数：386次

 Chemical Name: Tetracaine

CAS Number: 94-24-6

Molecular Formula: C15H24N2O2

Molecular Weight: 264.37 g/mol

Appearance: White crystalline powder

Solubility: Soluble in ethanol, almost insoluble in water

Storage Conditions: Store in a cool, dry place, away from light and moisture.

What is Tetracaine?

Tetracaine is a local anesthetic widely used for local anesthesia and pain relief. It is an ester-type anesthetic, primarily functioning by blocking sodium channels in nerves, temporarily preventing nerve conduction. Tetracaine has strong anesthetic effects and is commonly used in ophthalmology, otolaryngology, and surgery, especially for situations requiring fast and effective local anesthesia.

Actions and Applications of Tetracaine

Local Anesthesia: Tetracaine is most commonly used as a local anesthetic to reduce discomfort and pain during surgical procedures, dental work, or other medical operations. It acts quickly to numb the area and help the patient stay calm.

Ophthalmic Applications: Tetracaine is frequently used in eye surgeries, such as eye exams and corneal procedures. It quickly numbs the surface of the eye, reducing discomfort during the procedure and easing patient anxiety.

Ear, Nose, and Throat Use: In ENT procedures, Tetracaine is used for local anesthesia to alleviate discomfort during surgeries or examinations of the throat, ears, or nasal passages, especially when rapid and effective anesthesia is needed.

Pain Relief: Tetracaine is also used to relieve local pain from skin burns, abrasions, and other superficial injuries. It works by temporarily suppressing nerve signal transmission to reduce the sensation of pain.

Fast Acting and Long Lasting: Tetracaine has a potent anesthetic effect, usually acting within minutes and providing long-lasting anesthesia. Its effects are stronger and last longer compared to other local anesthetics like lidocaine, making it suitable for procedures requiring extended anesthesia.

Safety and Side Effects

While the side effects of Tetracaine are generally minimal, care should be taken during use. Common side effects may include mild local allergic reactions such as skin redness, swelling, or itching. Overuse or improper application may lead to systemic reactions, such as low blood pressure, respiratory depression, or arrhythmia, and in extreme cases, poisoning. Therefore, dosage and usage guidelines should be strictly followed, and Tetracaine should not be applied over large skin areas.

Summary

Tetracaine is a highly effective local anesthetic used in ophthalmology, otolaryngology, and surgery, providing fast and effective pain relief. It works by inhibiting nerve conduction and is often used to treat local injury pain or to provide anesthesia during surgical procedures. While relatively safe, caution is necessary to avoid overdose or misuse, which may cause adverse effects.