Seek medical attention if symptoms go beyond the local site. Medication allergies . You might notice flushed cheeks, and then with another dose find the redness has spread to your neck and is itchy. Call you doctor as soon as you suspect an allergic reaction. Each dose increases the risk of a stronger reaction, including the life-threatening anaphylaxis.
Prevention is avoidance of the medication.
Make sure any physician you see knows of a previous drug reaction. Food Allergies . A true food allergy involves an allergic reaction, and is most often a reaction to the protein found in such foods as cow's milk, egg whites, peanuts, shellfish and other seafood, tree nuts, wheat, and soy. Other reactions can be subtle, such as itching in the mouth or throat, and can progress to swelling, anaphylaxis, and even death. Peanuts, seafood and tree nuts are the most likely to progress to anaphylaxis.