| abstract |
PCT No. PCT/SE91/00731 Sec. 371 Date May 21, 1993 Sec. 102(e) Date May 21, 1993 PCT Filed Oct. 30, 1991 PCT Pub. No. WO92/09307 PCT Pub. Date Jun. 11, 1992.A carrier composition that is a liquid at or below room temperature forms a high viscosity layer or gel at body temperature, which comprises a water-soluble, nonionic cellulose ether having a cloud point not higher than 40 DEG C., a charged surfactant and optional additives in water. The carrier composition can be used for oral or local administration of a pharmacologically active substance to the skin, mucous membrane, the eye or a body cavity. |