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. Low body fat and increase risk for chloroquine toxicity Hydroxychloroquine pulmonary fibrosis Hydroxychloroquine is in a class of drugs called antimalarials. It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. USES Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. 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. Hydroxychloroquine can temporarily lower the number of white blood cells in your blood, increasing the chance of getting an infection. over-the-counter OTC. 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 over the counter RA and Hydroxychloroquine How Effective is it for., Hydroxychloroquine 200 mg Tablets Generic Plaquenil Does magnesium affect plaquenilIs plaquenil a steroid an immunosuppressantConditions to take plaquenilMaxalt plaquenil interactionPlaquenil and depression and anxiety Although there are few drug interactions with hydroxychloroquine, to be safe be sure to tell your doctor about all of the medications you are taking, including over-the-counter drugs and natural remedies. Be sure to notify your other physicians when taking this drug. Hydroxychloroquine Plaquenil. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Hydroxychloroquine Uses, Dosage & Side Effects -. 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 received an overall rating of 7 out of 10 stars from 368 reviews. You can browse Drugs A-Z for a specific prescription or over-the-counter drug or look up drugs based on. 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 lupus, rheumatoid arthritis, and others.