Pharmaceutically incompatible with essential oils, solutions of ammonia, white sedimentary mercury.
Alkalinity or acidity of media, the presence of fat, pus, blood weaken antiseptic activity.
Iodine inactivated by sodium thiosulfate.
In case of ingestion of the drug inside may decrease the effect of drugs that suppress the function of the thyroid gland, and also the parameters of the thyroid function can change.
Iodine preparations can enhance the irritating effect of certain drugs (including acetylsalicylic acid) on the mucous membrane of the gastrointestinal tract with accidental ingestion.