What side effects may I notice from receiving Potassium Chloride?

Side effects that you should report to your care team as soon as possible:
-Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
-Bowel blockage—stomach cramping, unable to have a bowel movement or pass gas, loss of appetite, vomiting
-Esophageal ulcer—loss of appetite, throat pain, pain or trouble swallowing, heartburn, nausea, vomiting, dry cough
-High potassium level—muscle weakness, fast or irregular heartbeat
-Stomach bleeding—bloody or black, tar-like stools, vomiting blood or brown material that looks like coffee grounds
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
-Diarrhea
-Gas
-Nausea
-Stomach pain
-Vomiting

This list may not describe all possible side effects for Potassium Chloride. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.