What is photo stability?

Answer Posted / sitaramaraju kantasputhy

Photo stability is a study to evaluate the resistance of product in presence of light.Which is a part of stability study and forced degradation study, where we are testing sample by exposing sample to UV light (Not less than 1.2 million lux hrs)(UV (Xenon)lamp D65)on Drug substances or drug products or with primary packaging or Marketed pack.

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