Area Anesthetics An area anesthetic, most commonly lidocaine, could be injected in to the knee. Lidocaine has numbing and anti-inflammatory effects that may reduce the depth of pain alerts. Latest analysis implies that effects can last for three months or even more. Topical and trandermal brokers used as adjunctive therapy https://www.theorthopaedicandpainpractice.com/understanding-and-treating-elderly-knee-pain/