Liquid formulations for proteinic pharmaceuticals
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United States of America Patent
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Aug 5, 1997
Issued Date -
N/A
app pub date -
May 16, 1995
filing date -
May 16, 1995
priority date (Note) -
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Abstract
A liquid pharmaceutical agent formulation suitable for oral or nasal delivery comprises a proteinic pharmaceutical agent, water and at least two absorption enhancing compounds. The absorption enhancing compounds are selected from sodium salicylate, sodium lauryl sulphate, disodium ethylenediaminetetraacetic acid (disodium EDTA), oleic acid, linoleic acid, monoolein, lecithin, lysolecithin, deoxycholate, sodium deoxycholate, chenodeoxycholate, taurodeoxycholate, glycochenodeoxycholate, polyoxyethylene X-lauryl ether wherein X is from 9 to 20, sodium tauro-24, 25-dihydrofusidate, polyoxyethylene ether, polyoxyethylene sorbitan esters, p-t-octylphenoxypolyoxyethylene, N-lauryl-.beta.-D-maltopyranoside, 1-dodecylazacycloheptane-2-azone and phospholipids, wherein the amount of each of the absorption enhancing compounds is present in a concentration of from 1 to 10 wt./wt. % of the total formulation. Preferably each of the absorption enhancing compounds is present in a concentration of from 1.5 to 3.5 wt./wt. % The formulation is particulary adapted to oral delivery of insulin.
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