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What Is Xylocaine (Lidocaine)?
Xylocaine is a brand name for lidocaine, a local anesthetic that numbs tissue by blocking sodium channels in nerve cells. Lidocaine is used to reduce pain during procedures on skin, mucous membranes, and deeper tissues. Lidocaine also has an antiarrhythmic use in certain heart rhythm problems. Dose and route matter because high blood levels can affect the brain and heart.
How Does Lidocaine Work
Lidocaine blocks voltage-gated sodium channels, which interrupts nerve signal conduction. With signals blocked, pain sensation from a targeted area decreases for a limited time.
Onset and duration depend on the formulation, the dose, and blood flow in the treated area. Some products combine lidocaine with epinephrine to slow absorption and lengthen local effect.
What Is Xylocaine Used For?
Lidocaine is used for local anesthesia in dentistry, minor skin procedures, and many outpatient treatments. It is also used for nerve blocks and for anesthesia as part of surgical care.
In eye care, lidocaine can be used under an eye doctor's supervision to numb the eye before certain procedures, often as a gel. Use in and around the eye must follow clinician guidance because dosing and sterility matter.
What Are Possible Side Effects of Lidocaine?
Common local effects include temporary burning, stinging, or numbness extending beyond the intended area. Systemic effects from high exposure can include dizziness, ringing in the ears, metallic taste, confusion, or seizures.
Cardiac effects can include low blood pressure, slowed conduction, or abnormal rhythms at toxic levels. Allergic reactions to lidocaine are uncommon but can happen, especially with additives in some products.
Frequently Asked Questions about Xylocaine (Lidocaine)
When Should You Get Medical Care After Using Lidocaine?
Get urgent care for trouble breathing, swelling of the face or throat, widespread hives, fainting, or severe dizziness. Seek immediate help for seizures, chest pain, severe confusion, or irregular heartbeat after lidocaine exposure.
Call a poison control center if too much product was applied, swallowed, or injected by mistake. Do not apply extra doses to the eye or skin to chase longer numbness.
Is Xylocaine The Same As Lidocaine?
Yes. Xylocaine is a brand name, while lidocaine is the generic drug name.
How Long Does Lidocaine Numb An Area?
Duration varies by formulation, dose, and location. Many local uses last from about 30 minutes to a few hours.
Can Lidocaine Be Used In The Eye?
Yes, in certain forms under eye-doctor supervision. Products and dosing for the eye differ from skin products, so clinician direction matters.