BDS · Oral & Maxillofacial Surgery · TOPIC 04 Local Anaesthesia in Dentistry Why a sodium-channel block is the foundation of every operative procedure Almost every dental procedure depends on a working local anaesthetic. The drug class itself is small — a handful of amide-linked aromatic amines that all do the same thing — but the clinical art lies in choosing the right agent, the right technique, and recognising the predictable failures and complications. This note is structured to map cleanly onto the three exam axes: pharmacology, technique, and complications. ▸ The mechanism i…
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