It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil and weight gain Plaquenil and eoe Introduction. Eosinophilic esophagitis EoE is a chronic disorder characterized clinically by symptoms of esophageal dysfunction and histologically by eosinophilic infiltration of the esophageal epithelium. 1–3 The disease belongs to the spectrum of eosinophilic gastrointestinal disorders whereby eosinophilic inflammation of the gastrointestinal tract occurs in the absence of secondary causes. Esophagitis can be caused by infection or irritation of the esophagus. Infections of the esophagus can be caused by bacteria, viruses, or fungi, including Candida, a yeast is more common in patients with weakened immune systems, such as those with diabetes, HIV/AIDS, patients undergoing chemotherapy, or people who are taking antibiotics or steroids. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil and esophagitis Esophageal Hypersensitivity, Esophagitis, Diet, Causes, Symptoms, Treatments, and Cure Plaquenil and arthritis Medications like antibiotics, cardiac and vascular medications, non-steroidal anti-inflammatory drugs, alendronate, hydroxychloroquine and quinine are notorious for causing pill oesophagitis. 2 3 Pill oesophagitis has been reported in all age groups and in both men and women. However, some people with pathological disorders like tumours, rings, webs, compression from an enlarged left atrium, hiatus hernia and gastro-oesophageal reflux are more susceptible. Fluoxetine-induced pill oesophagitis - PubMed Central PMC. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil Side Effects Common, Severe, Long Term -. Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Eosinophilic esophagitis is a worldwide chronic allergic disease of the esophagus. In the last decade, there is an epidemic of this entity in the western world. Mostly seen in children and young adults, patients present with dysphagia or food impaction.