Lupus is a chronic autoimmune disease that can have a serious and widespread effect on the body, including the skin, joints, muscles, and other organs. Butterfly rash and other symptoms of lupus are the result of tissue inflammation throughout various parts of the body. butterfly rash is a reddish rash on the face that spreads over the bridge of the nose and across the cheeks, making the shape of a butterfly. A butterfly rash, also called a malar rash or flush, is most commonly associated with systemic lupus erythematosus, or lupus, a chronic autoimmune disease.
Itchy throats are often caused by a combination of post-nasal drip and a dry throat (caused by breathing through your mouth when congested). 1  Therefore, a decongestant medicine -- such as those containing pseudoephedrine -- can clear blocked nasal passages and help you to breathe normally.
How to Stop Throat Swelling. Inflammation of the pharynx is usually a sign of viral infection. Photo Credit Pixland/Pixland/Getty Images. Throat swelling, or pharyngitis, can cause pain or itching in the throat that may worsen when you swallow.ost cases of throat swelling are caused by viral infections, such as the cold or flu, but if your symptoms are caused by a bacterial infection, antibiotics may be required.