Patent ID: 6949258

Claim:
An oral insulin preparation comprising (a) insulin; (b) a capsule shell comprising calcium pectinate containing 5-12 wt % of calcium, an acrylic resin and 6-10 wt % of water; and (c) a plurality of compounds selected from the group consisting of sodium cholate, sodium glycycholate, sodium taurocholate, sodium deoxycholate, capric acid, sodium caprate, caprylic acid oleic acid, beta-cyclodextrin, EDTA-Na 2 , hydroxypropyl beta-cyclodextrin, polycarboxyethylene glycol, sodium dodecysulfate, Brij, Tween, Span, Eudesmol, menthol, camphol, muscone, enoxolone, glycyrrhetic acid, azone, propylene glycol, glycerin, ethanol, citric acid, sodium salicylate, PEG, fusidic acid, pyrrolidone, benzyl alcohol, linoleic acid, benzyl benzoate, myristyl myristate, ethyl oleate, and urea.