Effervescent tablets mfr.

摘要

In the prepn. of effervescent tablets, wet mixing and drying/granulation are effected continuously in a single appts. Process comprises (a) premixing the reactants; (b) spraying with a liq. usually water, to 1-6% humidification the reactants being in an air-blown fluidised bed; and (c) drying, using the air from the fluidised bed, heated to 60-70 deg.C. This process may be carried out under a vacuum.