Ketostix Strips are for testing ketones in your urine. The test strip is dipped into a sample of your urine. If the colour changes, there are ketones in your urine.
Warning and directions
Read the instruction in the package carefully. Do not use product (opened or unopened) after the expiration date. Use of strips beyond the expiration date may yield low results. Keep your fingers or other objects from touching the reagent area before testing. Do not store the bottle in direct sunlight. Use only if tamper evident seals on this carton are intact. Replace cap immediately and tightly. Do not remove desiccant from bottle.