It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Chloroquine autophagy neurons Effects of long term use of plaquenil Plaquenil dosage autoimmune thyroiditis Chloroquine phosphate toxic Jan 14, 2014 Can you take Hydroxychloroquine if you are allergic to sulfa drugs? Asked by yjohns316 Updated 18 January 2014 Topics allergic reactions, hydroxychloroquine Mar 25, 2015 I believe that the difference between generic and brand name Plaquenil is possibly sulfa. I can take brand name Plaquenil the first few weeks cause stomach upset, but if I take the generic - I get a rash, sore throat and it's hard to swallow. Exactly what I get when I took a sulfa drug when I was a child. The generic probably contains sulfa. Hydroxychloroquine is in the antimalarial and 4-aminoquinoline families of medication. Hydroxychloroquine was approved for medical use in the United States in 1955. It is on the World Health Organization's List of Essential Medicines, the safest and most effective medicines needed in a health system. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Hydroxychloroquine sulfa allergy Sulfa Allergies What You Need to Know, Allergic reaction to Plaquenil Lupus Forums at The Lupus Site Hydroxychloroquine trade nameWhat does plaquenil used forChloroquin mechanism A retrospective cohort study of 969 patients with reported sulfa allergy concluded that there were no clinically significant allergic responses in patients with a documented sulfonamide allergy to. Sulfa, Sulfur, Sulfate, Sulfite Which Causes an Allergy?. Hydroxychloroquine - Wikipedia. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Allergy warning. Though rare, this drug may. PLAQUENIL hydroxychloroquine sulfate tablets is indicated for the treatment of rheumatoid arthritis, and discoid and systemic lupus erythematosus, in patients who have not responded satisfactorily to drugs with less potential for serious side effects. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes.