Used as an expectorant in cough syrups to help loosen mucus in respiratory conditions such as bronchitis and asthma.

Commonly used in medical imaging to block uptake of radioactive iodine by the thyroid gland during radiation emergencies or certain diagnostic procedures, including protection against I-131 in nuclear accidents to reduce thyroid cancer risk.

Employed in the preparation of silver iodide for cloud seeding to induce rainfall.

Serves as a source of iodine in nutritional supplements and in the treatment of iodine deficiency disorders.

Utilized in organic synthesis as a catalyst or reagent in various chemical reactions.

Applied in analytical chemistry for titration methods, especially in iodometric titrations to determine oxidizing agents, and in tests for substances like ozone or hydrogen peroxide via color changes.

Used in some disinfectants and antiseptics due to its mild antimicrobial properties.

In industry, serves as a starting material for producing other iodide compounds and, in controlled amounts, as a preservative in animal feed or frozen seafood.