What Is a Lidocaine Injection Used For?

Lidocaine injection is widely used for: Numbing specific areas before procedures (e.g., dental work, skin surgery) Blocking nerve pain (nerve block injections, epidurals) Relieving muscle/joint pain Treating heart rhythm problems (as an antiarrhythmic agent)

Lidocaine Dosage and Administration

Typical dose depends on site and procedure (consult your healthcare provider). Administered intradermally, subcutaneously, or intramuscularly. NEVER self-inject without medical supervision!

How long does lidocaine last if injected?

Lidocaine typically provides pain relief for 1 to 3 hours, depending on the dose, injection site, and individual response.

Why do numbing injections hurt so bad?

The initial sting may be due to needle insertion or the acidic pH of the solution. Discomfort is brief and quickly followed by numbness.

Can lidocaine cause vomiting?

Yes, nausea and vomiting are potential but uncommon side effects of lidocaine.

Where should you NOT inject lidocaine?

Avoid injecting into arteries, infected areas, or near major nerves. Use extreme caution around the spinal cord and head/neck.

How painful is a lidocaine injection?

Most patients feel a quick pinch or burning lasting just a few seconds.

What kind of pain is lidocaine good for?

Lidocaine is highly effective for acute pain, minor surgery, nerve pain, and dental pain.

How much time does a lidocaine injection take to work?

Lidocaine starts numbing the area within 1 to 3 minutes after injection.

Is lidocaine an opioid?

No, lidocaine is a local anesthetic, NOT an opioid. It does not cause addiction.

What happens if lidocaine hits a nerve?

It may cause temporary numbness, tingling, or rarely, nerve injury if directly injected.

Does lidocaine injection make you sleepy?

Lidocaine usually does not cause drowsiness at standard doses but high doses can lead to CNS effects.

Will lidocaine raise your blood pressure?

Lidocaine does not normally raise blood pressure; however, overdoses can affect heart function.

How long does lidocaine stay in your bloodstream?

Lidocaine is metabolized within 1.5 to 2 hours, but traces can remain longer based on dose and liver function.

What does lidocaine do to the heart?

Lidocaine is used to treat arrhythmias; in rare cases, overdose can cause heart problems.

How deep does a lidocaine injection go?

Depends on purpose: subcutaneous, intradermal, or deeper (nerve blocks).

What is the major side effect of lidocaine?

Major side effect: Toxicity, including seizures, arrhythmias, and CNS depression at very high doses.

Can you drive after a lidocaine injection?

Yes, if you are alert and not sedated. Ask your doctor if unsure, especially after large doses.

Lidocaine Injections

Shop our premium Lidocaine injections for fast, effective local anesthesia and pain relief during medical, dental, and surgical procedures. Trusted by healthcare professionals, our Lidocaine injections ensure safe, reliable numbing, quick onset, and optimal patient comfort. Perfect for nerve block, pain management, minor surgery, and emergency care. Choose top-quality, sterile Lidocaine for efficient treatment, improved health outcomes, and fast shipping. Buy your local anesthetic solution now!

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Lidocaine Cream 3% is a topical anesthetic indicated for the relief of pruritus, pruritic eczemas, abrasions, minor burns, insect bites, pain, sor...
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