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However, drugs often contain many different substances, including dyes, which could cause allergic reactions. This can cause an allergic reaction on the first administration of a drug. For example, a person who developed an allergy to a red dye will be allergic to any new drug which contains that red dye.
Symptoms may include red eyes, an itchy rash, sneezing, coughing, a runny nose, shortness of breath, or swelling. [12] Note that food intolerances and food poisoning are separate conditions. [3] [4] Common allergens include pollen and certain foods. [11] Metals and other substances may also cause such problems. [11]
Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis or Rhus dermatitis) is a type of allergic contact dermatitis caused by the oil urushiol found in various plants, most notably sumac family species of the genus Toxicodendron: poison ivy, poison oak, poison sumac, and the Chinese lacquer tree. [1]
Maculopapular rash (MPR) is a less-well defined and benign form of drug-induced adverse skin reactions; while not classified in the SCARs group, it shares a similar pathophysiology with SCARs and is caused by some of the same drugs which cause SCARs. [2] Adverse drug reactions are major therapeutic problems estimated to afflict up to 20% of ...
The symptoms of DRESS syndrome usually begin 2 to 6 weeks but uncommonly up to 8–16 weeks after exposure to an offending drug. Symptoms generally include fever, an often itchy rash which may be morbilliform or consist mainly of macules or plaques, facial edema (i.e. swelling, which is a hallmark of the disease), enlarged and sometimes painful lymph nodes, and other symptoms due to ...
Symptoms often include a rash, joint pain, fever, and lymphadenopathy. It is a type of hypersensitivity , specifically immune complex hypersensitivity ( type III ). The term serum sickness–like reaction (SSLR) is occasionally used to refer to similar illnesses that arise from the introduction of certain non-protein substances, such as ...
Via toxic exposures, it has been proven that people with MCS may develop real symptoms, such as nausea and headache, when they encounter certain odors or other toxic chemical triggers. From 2011-2016 Multiple Chemical Sensitivity was illegally added to the USA ICD10 medical diagnostic code system.
Because many of the symptoms associated with wheat allergies, such as eczema and asthma, may be related or unrelated to a wheat allergy, medical deduction can be an effective way of determining the cause. [33] If symptoms are alleviated by immunosuppressant drugs, such as prednisone, an allergy-related cause is likely. If multiple symptoms ...