Antibiotics containing chemicals called sulfonamides can trigger a reaction if you have a sulfa allergy. These antibiotics include combination drugs: An allergy to sulfonamide medications is different from having an adverse reaction to wine or food that contains sulfites. Plaquenil and melatonin Plaquenil wiki Benefit of plaquenil I was dx in August with Lupus and my Rheumy said she was afraid to start me on Plaquenil since I had a bad reaction to a Sulfa antibiotic I took and the same reaction when a Dr gave me Lasix. Hydroxychloroquine. Answer this question. Responses 1 KA. kaismama. They aren't related in any way. YJ. yjohns316. 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 Sulfonamides can increase the blood-thinning effects of warfarin, possibly leading to abnormal bleeding. The increased metabolism break-down and elimination of cyclosporine by the liver caused by sulfonamides reduces the effectiveness of cyclosporine and can add to the kidney damage caused by cyclosporine. If you have HIV/AIDS, you may have an increased sensitivity to sulfonamide medications. Having a reaction to sulfites in something you eat or drink doesn't mean you'll be allergic to sulfonamide medication. Is chloroquine sulfonamides Plaquenil and Sulfa Allergies" Lupus Community - Support Group, Can you take Hydroxychloroquine if you are allergic to. Plaquenil and swelling eyesAnti malarial tablets chloroquineChloroquine injection dosage for adultsIs plaquenil dangerousin myasthenia gravisAvloclor 250mg chloroquine phosphate A sulfonamide is a useful alternative to a tetracycline or an erythromycin in the treatment of trachoma and inclusion conjunctivitis. A sulfonamide with pyrimethamine is useful in the treatment, and suppression, of malaria due to chloroquine-resistant strains of Plasmodium falciparum. Sulfonamides - an overview ScienceDirect Topics. Sulfonamides Drug Facts, Side Effects and Dosing. Are chloroquine and sulfa related - Answers on HealthTap. Hydroxychloroquine and chloroquine have been recommended by Chinese and South Korean health authorities for the treatment COVID-19. In vitro studies have demonstrated that hydroxychloroquine is more potent than chloroquine against SARS-CoV-2 with a more tolerable safety profile. Free heme is generated by the parasite while digesting the host cell’s parasite polymerizes the heme to hemozoin to avoid the toxic effects of the free heme; however, chloroquine accumulates in the food vacuoles of plasmodia and prevents polymerization of heme. Consequently, free heme causes the lysis of the parasite along with the red blood cells. Sulfonamides with 5-aminosalicyclic acid are the structural components of sulfasalazine, which is widely used for long term management of inflammatory bowel disease. The combination of sulfadoxine and pyrimethamine is used as prophylaxis against chloroquine-resistant malaria.