Dosage Forms
Lidocaine, usually in the form of lidocaine hydrochloride, is available in various forms including:
- Injected local anesthetic (sometimes combined with epinephrine to reduce bleeding)
- Dermal patch (sometimes combined with prilocaine)
- Intravenous injection
- Intravenous infusion
- Nasal instillation/spray (combined with phenylephrine)
- Oral gel (often referred to as "viscous lidocaine" or abbreviated "lidocaine visc" or "lidocaine hcl visc" in pharmacology; used as teething gel)
- Oral liquid
- Oral and topical ointments, with and without flavoring, respectively
- Topical gel (as with Aloe vera gels that include lidocaine)
- Topical liquid
- Topical patch (lidocaine 5%), marketed since 1999 in the US by Endo Pharmaceuticals as "Lidoderm" - and since 2007 in the UK by Grünenthal as "Versatis"
- Topical aerosol spray
- Inhaled via a nebulizer
- As a component of a GI cocktail used in emergency rooms
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