Patent ID: 8021682

Claim:
A liquid vehicle for preparing medicinal suspensions or solutions for treatment of a patient, comprising: a) at least about 70% by weight of an aqueous medium; b) about 1% to about 15% by weight of a suspending agent, the suspending agent consisting essentially of starch; c) about 1% or less by weight of an artificial sweetener; d) less than about 10% by weight of a buffer, the buffer comprising an organic acid, inorganic acid, a salt thereof, or mixtures thereof; e) a pH of about 3 to about 5; and f) osmolality of about 300 mOsmol or less; wherein the liquid vehicle is thixotropic and a pseudoplastic power law fluid comprising a consistency index of at least 400 at a shear rate of about 1 sec −1 .