It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Plaquenil and diiclofenac Hydroxychloroquine dosage by weight Plaquenil is used to treat other types of infections too. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Some diseases treated with Plaquenil include Lupus, which causes fever, rashes, skin problems, and other symptoms. Rheumatoid arthritis, a condition that causes pain and swelling in the joints of your hands and feet. Sjögren’s syndrome, which causes dry eyes and dry mouth. Plaquenil lowers your immune system’s ability to cause inflammation. The symptoms of an allergic reaction may include an asthma attack, facial swelling, skin rash or hay fever. Ask your doctor about the risks and benefits of taking Plaquenil while you are pregnant. Today, it is used to treat rheumatoid arthritis, some symptoms of lupus, childhood arthritis (or juvenile idiopathic arthritis) and other autoimmune diseases. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Fever from plaquenil Antimicrobial therapies for Q fever - PubMed Central PMC, What Is Plaquenil? - American Academy of Ophthalmology Can plaquenil lower your calcium numbersPlaquenil and retinal damage You can have vaccinations, including live vaccines such as yellow fever and shingles, while you're on hydroxychloroquine. Even though hydroxychloroquine is an anti-malarial drug, don't assume it will protect you if you're travelling to an area where there's a risk of malaria. Hydroxychloroquine Side-effects, uses, time to work. Plaquenil hydroxychloroquine sulfate Drug / Medicine.. Plaquenil - Uses, Side Effects, Interactions.. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 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. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth.