International Scholarly Research Notices / 2011 / Article / Tab 3

Research Article

Improving the Isotretinoin Photostability by Incorporating in Microemulsion Matrix

Table 3

Rate constants* of photodegradation for ITN in methanol solution and microemulsion ( ๐‘› = 3 ).

DrugSample matrixK ๐‘ก 0 . 5 ๐‘… 2

ITNMethanol solution 8 . 0 6 ร— 1 0 โˆ’ 3 860.9830
Microemulsion 1 . 8 4 ร— 1 0 โˆ’ 3 3770.9899
formulation

โˆ— ๐‘ก is expressed in minutes.

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