Potassium Iodide (Systemic)

Brand Names : Pima, Thyro-Block, KI, SSKI

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. When this medicine is used for a short time at low doses, side effects usually are rare.

Check with your doctor as soon as possible if any of the following side effects occur:

Less common

Hives; joint pain; swelling of arms, face, legs, lips, tongue, and/or throat; swelling of lymph glands

With long-term use

Burning of mouth or throat; confusion; headache (severe); increased watering of mouth; irregular heartbeat; metallic taste; numbness, tingling, pain or weakness in hands or feet; soreness of teeth and gums; sores on skin; symptoms of head cold; unusual tiredness; weakness or heaviness of legs

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

Less common

Diarrhea; nausea or vomiting; stomach pain

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.