Controlled release formulations coated with aqueous dispersions of ethyl cellulose

摘要

The invention concerns controlled release formulations of an active agent selected from locally active therapeutic agents, disinfecting agents, cleaning agents, fragrances, fertilizing agents, deodorants, dyes, animal repellents, insect repellents, pesticides, herbicides, fungicides and plant growth stimulants, with an ethyl cellulose based coating, said formulation being cured at specific temperature and humidity conditions to an endpoint, to stabilize the dissolution characteristics of the formulation.