👉 Pelagra is a condition characterized by skin rash and swelling in the mouth, nose, and throat. It can be caused by various factors such as viral infection or allergic reactions. Symptoms may include redness and itching of the lips, tongue, and cheeks, along with a sore throat and difficulty swallowing. Pelagra is often accompanied by fever, chills, and fatigue, which can lead to other symptoms like loss of appetite, nausea, and vomiting. It's important for people with this condition to