Key Pharmaceuticals, Inc.

Stanton R Deriel

John E Sanderson

A device for iontophoretic delivery of active ingredient to a patient, that includes an electrode, a first cavity for holding a solution of at least partially active ingredient in ionizing form to be delivered to a patient, a member for maintaining a solution in the first cavity while allowing passage of active ingredient from the first cavity, and an ion exchange member separating the electrode and the first cavity for inhibiting the flow of ions having a charge similar to the charge of the ionized form of the active ingredient from the electrode means to the first cavity is disclosed. A method for iontophoretic delivery of active ingredients to a patient is also disclosed.

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Pembroke Pines, FL, United States of America

Stanton R Deriel