Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Chloroquine and prescribing information Hydroxychloroquine plaquenil 200mg Hydroxychloroquine oral tablet is used for short-term treatment of malaria, but it may be used for long-term treatment of lupus or rheumatoid arthritis. Hydroxychloroquine comes with risks if you. Give antacids and laxatives at least 4 h before or after hydroxychloroquine. Store at 15°–30° C 59°–86° F unless otherwise directed. Adverse Effects 1% CNS Fatigue, vertigo, headache, mood or mental changes, anxiety, retinopathy, blurred vision, difficulty focusing. GI Anorexia, nausea, vomiting, diarrhea, abdominal cramps, weight. Warning. You are accessing a U. S. Federal Government computer system intended to be solely accessed by individual users expressly authorized to access the system by the U. S. Department of Education. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Hydroxychloroquine client ed DMARDs for Treating Rheumatoid Arthritis, HYDROXYCHLOROQUINE SULFATE Hypoglycemia plaquenilHydroxychloroquine used forDefine hydroxychloroquine Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. My Account Login - gov. Systemic Lupus Erythematosus SLE Treatment & Management.. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. 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. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria.