초록 ▼

A dispenser is enclosed for delivering a beneficial agent to an environment of use. The dispenser comprising a wall that surrounds an internal space comprising a first means in the dispenser for changing from a dispenser state to an environment of use state on leaving the dispenser, a beneficial age

A dispenser is enclosed for delivering a beneficial agent to an environment of use. The dispenser comprising a wall that surrounds an internal space comprising a first means in the dispenser for changing from a dispenser state to an environment of use state on leaving the dispenser, a beneficial agent in the first means, and a second means in the dispenser for aiding in displacing the first means from the dispenser.

대표청구항 ▼

A dispenser for administering a beneficial agent formulation to an animal environment of use, the dispenser comprising: (a) a wall that surrounds and defines an internal lumen, the wall comprising at least in a part a semipermeable composition that is permeable to the passage of fluid and is substan

A dispenser for administering a beneficial agent formulation to an animal environment of use, the dispenser comprising: (a) a wall that surrounds and defines an internal lumen, the wall comprising at least in a part a semipermeable composition that is permeable to the passage of fluid and is substantially impermeable to the passage of a beneficial agent; (b) first means comprising a member selected from a solid and semisolid pharmaceutically acceptable carrier in the lumen for administering a beneficial agent to the animal environment of use, said means substantially maintaining its physical and chemical integrity while in the lumen of the dispenser; (c) a beneficial agent in the first means for administering a beneficial agent; (d) second means adjacent to the first means for occupying an increasing amount of space in the lumen for urging the first means comprising the beneficial agent from the dispenser; and (e) an opened mouth in the dispenser comprising a cross-sectional dimension substantially equal to the cross-sectional dimension of the lumen for displacing the first means substantially intact and unchanged and comprising the beneficial agent for administering the beneficial agent to the environment of use.