Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil and anemia Chloroquine order Can tramadol and hydroxychloroquine be taken together Hydroxychloroquine in diabetes ppt 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. I just wanted to let you know that I am highly allergic to sulfa drugs and have been on plaquenil for almost 8 years with no problems at all. I did accidentally take a sulfa drug about 5 years ago and still had the horrible reaction so know I'm still allergic even while being on plaquenil. I did accidentally take a sulfa drug about 5 years ago and still had the horrible reaction so know I'm still allergic even while being on plaquenil. I also take meloxicam which is in the same family as celebrex and have no problem. I would definitely look for another opinion as plaquenil was a lifesave when I first was diagnosed and it has relatively low side effects. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Is plaquenil a sulfa drug Hydroxychloroquine Plaquenil, Plaquenil when allergic to sulfa? Lupus Forums at The Lupus. Plaquenil buyChloroquine translation Ok. Thank you! I thought it was a sulfa drug or at least in the same class. I once had to take a seizure medication and had a bad reaction and my hair fell out. Turned out it was in the family of sulfa drugs Can you take Hydroxychloroquine if you are allergic to sulfa.. Plaquenil when allergic to sulfa? Lupus Forums at. Plaquenil Uses, Dosage & Side Effects -. Sulfa is a term referring to a class of drugs, mostly antibiotics. Allergy sulfa drugs doesn't mean allergy to sulfur. Sulfur is not a commonly used medicine. Allergy sulfa drugs doesn't mean allergy to sulfur. Rheumatoid arthritis is a chronic disorder for which there is no known cure. Fortunately in the last few years, a shift in strategy toward the earlier institution of disease modifying drugs and the availability of new classes of medications have greatly improved the outcomes that can be expected by most patients. Hydroxychloroquine is a quinoline medicine used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia.