Local anaesthetic

Drug – bio-affecting and body treating compositions – Conjugate or complex of monoclonal or polyclonal antibody,... – Conjugated via claimed linking group – bond – chelating agent,...

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A61K 3170

Patent

active

039782158

ABSTRACT:
A local anaesthetic which comprises as active ingredient a high-molecular weight derivative of the hydrochloride of the 2-diethylaminoethyl ester of p-aminobenzoic acid of the following general formula: ##SPC1##
Where x is the degree of substitution from 0.6 to 1.0 and n is the degree of polymerization from 40 to 120 -- combined with a pharmaceutical solvent or an ointment base.

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