Mouth/Stomach Itching, tingling, burning, abdominal cramping, nausea, vomiting and diarrhea. Respiratory Congestion, runny nose, sneezing, coughing, throat swelling, wheezing and/or difficulty breathing Heart Lightheadedness, fainting, low blood pressure and shock Skin Itching, flushing (redness), hives and swelling | Brain Headaches, nervousness, irritability Respiratory Throat tightness, coughing Stomach Swelling, nausea, vomiting, abdominal pain, diarrhea, gas cramps |