Lotions are generally externally used preparation obtained
in the monophagic solution , biphagic emulsion or suspensions which are
intended to applied to the skin for protective or therapeutic effect of their
constituent . Generally the lotion contain finely divided powder which disperse
in the dispersion medium and suspended throughout the suspending agentand
dispersing agent . Apart from them the lotion also contain disperse phase
liquid substances that is invisible with the vehcle and is generally dispersed
by the emulsifying agent or any other stabilizer .
Normally , the
lotions are aqueous in nature , uniformly applied to the skin due to their
rapid penetration .
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