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An ester local analgesic derived from para-aminobenzoic acid. It is insoluble in water and therefore cannot be injected. It is used in dentistry as a topical analgesic usually in gel or lozenge form to relieve painful symptoms caused by such conditions as aphthous ulcers and teething and as a means of obtaining surface analgesia prior to using a local analgesic needle.

Subjects: Dentistry — Clinical Pharmacology and Therapeutics.

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