Read the product label and follow the instructions
Check that you are not allergic to iodine or povidone iodine
Measure the recommended amount
Gargle it in the back of your throat for the recommended time
Do not swallow it
Spit it out completely
Avoid eating or drinking for the recommended time after use
Use it only as directed by a healthcare professional or the label
Stop using it and seek medical advice if you get irritation, swelling, rash, or trouble breathing
Keep it out of reach of children