The selection of hold time stability study conditions is very
important for starting the hold study. These conditions are same with
the manufacturing area/hold area conditions, so these conditions are
may vary with the product to product. Based on the manufacturing
process of the dosage forms hold study stages can be decided. Hold
study required stages are summarized in the table 1. All pharmaceutical
dosage forms hold study stages and study time requirements are
discussed in detail like tablets, capsules, liquids, semi solids and
injections