But if you get a rash or more serious reaction when you take one of these drugs, you may have a sulfa allergy. Sulfa drugs, also called sulfonamides, include antibiotics and other types of drugs. Around 3% of people have some type of reaction to them. Hydroxychloroquine interference with warfarin Retinal plaquenil toxicity Sulfate allergies are rare, however, individuals allergic to sulfonamide and sulfite are at a greater risk of n allergic reaction to sulfate. Symptoms of a sulfate allergy includes an itchy skin rash that develops within eight hours of exposure, and may last for several days, watery and itchy eyes, nausea and vomiting. Sulfur and sulfate are found naturally in the body; sulfa-containing amino acids eg, cysteine and sulfate-containing drugs eg, ferrous sulfate and dietary supplements eg, glucosamine sulfate. Find patient medical information for Chloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. She’ll decide whether to take you off the drug and how to treat your symptoms. Tell your doctor right away if you think you’re having a reaction to a sulfa drug. Does chloroquine sulfate have sulfa in it Hydroxychloroquine - Wikipedia, Sulfa, Sulfur, Sulfate, Sulfite Which Causes an Allergy? Aralen cloroquinaPlaquenil drug wikiWhat does plaquenil do to your immune systemPlaquenil tylenol interaction The study is based on sulfamethoxazole; trimethoprim and hydroxychloroquine sulfate the active ingredients of Bactrim and Plaquenil, respectively, and Bactrim and Plaquenil the brand names. Other drugs that have the same active ingredients e.g. generic drugs are not considered. Dosage of drugs is not considered in the study. Bactrim and Plaquenil drug interactions - eHealthMe. Chloroquine Oral Uses, Side Effects, Interactions, Pictures.. Chloroquine MedlinePlus Drug Information. 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. If you have HIV/AIDS, you may have an increased sensitivity to sulfonamide medications. Always tell your doctor about your sensitivities to medication. There are no diagnostic tests for sulfa allergy. However, sulfa desensitization might be an option, especially if medication containing sulfamethoxazole is needed. Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolylaminopentylethylamino ethanol sulfate 11. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration.