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Lidocaine (CAS 137-58-6) is the gold standard for local anesthesia. It provides rapid and durable pain relief. In the cosmetic industry, it is used in numbing creams for tattoos and laser procedures. In dentistry, it is the primary injection anesthetic. Listings cover the standard Base and the water-soluble Hydrochloride (HCL) form.
Verified supply chains ensure low impurity profiles (2,6-Dimethylaniline control) consistent with USP/BP standards.
Injections for minor surgery
Numbing creams & sprays
Local nerve blocks
Anti-arrhythmic medication (IV)
Tattoo & Laser numbing
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High potency anesthetic. Can cause systemic toxicity if absorbed in large amounts (CVS/CNS effects). Not for direct consumer use. Handle with gloves and mask.
Lidocaine Base is oil-soluble and used in creams and patches. Lidocaine HCL is water-soluble and used for injections, dental cartridges, and gels.
No. They are both anesthetics, but Lidocaine is an amide and Benzocaine is an ester. Lidocaine is generally more potent and has a lower risk of allergic reactions.
Lidocaine is also a Class 1B anti-arrhythmic used in emergency rooms to treat life-threatening heart rhythms (V-fib).
Typically 1 to 3 hours depending on the concentration and whether it is mixed with adrenaline (epinephrine).