Light and temperature above 40 ° C reproach the disintegration of active iodine.
The drug should have a dark brown color. Discoloration of the solution indicates the destruction of the complex with the transition of active iodine to iodide ion and a decrease in the effectiveness of the preparation.
Incompatible with enzymes, reducing agents and alkalis.
Alkaline or acidic medium, the presence of fat, pus, blood weaken antiseptic activity.
Avoid contact with eyes.