A local anesthetic (LA) is a drug that causes reversible local anesthesia, generally for the aim of having a local analgesic effect, that is, inducing absence of pain sensation, although other local senses are often affected as well. Also, when it is used on specific nerve pathways (local anesthetic nerve block), paralysis (loss of muscle power) c... Found on http://en.wikipedia.org/wiki/Local_anesthetic
(from the article `anesthetic`) agent which produces a local or general loss of sensation, including pain. General anesthesia involves loss of consciousness, usually for the purpose ... ...(acetylsalicylic acid) became the most effective and popular anti-inflammatory, analgesic-antipyretic drug for at least the next 60 years. ... Loc... Found on http://www.britannica.com/eb/a-z/l/64
Anesthesia that is confined to one part of the body by injecting anesthetic into the adjacent site of the surgery or applying a topical anesthetic to the area. Found on http://www.pregnology.com/