초록 ▼

A delivery system is disclosed for delivering a beneficial agent to an animal. The delivery system comprises a wall that surrounds a lumen, said wall comprising a composition that limits the passage of fluid into the system and a composition that permits the passage of fluid into the system. The lum

A delivery system is disclosed for delivering a beneficial agent to an animal. The delivery system comprises a wall that surrounds a lumen, said wall comprising a composition that limits the passage of fluid into the system and a composition that permits the passage of fluid into the system. The lumen comprises a beneficial agent and an expandable member. The delivery system comprises an exit means for delivering the beneficial agent.

대표청구항 ▼

A dispenser for delivering a beneficial agent to an animal, the dispenser comprising: a wall that surrounds an internal lumen and comprises a pair of ends with one end inside the other end, said wall comprising a section that limits the passage of fluid through the wall, and a section that permits t

A dispenser for delivering a beneficial agent to an animal, the dispenser comprising: a wall that surrounds an internal lumen and comprises a pair of ends with one end inside the other end, said wall comprising a section that limits the passage of fluid through the wall, and a section that permits the passage of fluid through the wall; a beneficial agent formulation in the lumen; said formulation comprising a porcine somatotropin, glycerol, sodium phosphate, and a surfactant; a hydrogel in the lumen, said hydrogel comprising polymer that expands in the presence of fluid that enters the lumen; and, an exit passageway in the dispenser for delivering the porcine somatotropin to the animal.