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. Malaria chloroquine proguanil Fundus autofluorescence hydroxychloroquine Hydroxychloroquine side effects. nausea. irritability. sensation of spinning. shaking or unsteadiness. unsteady walk. vomiting. diarrhea. nervousness. buzzing or ringing in the ears. 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. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis. Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis. 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 sulfate side effects rheumatoid arthritis Continuation of long term treatment with hydroxychloroquine in systemic., Hydroxychloroquine Plaquenil Side Effects & Dosage for. Specific test for the retina when going on plaquenilHome remedy for chloroquine itchingHydroxychloroquine nursing interventions Get medical help right away if you have any very serious side effects, including sensitivity to light, vision changes e.g. blurred vision, seeing light flashes/streaks/halos, missing/blacked-out areas of vision, muscle weakness, numbness/tingling/pain of the arms/legs. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis. Hydroxychloroquine sulfate â Plaquenilâ in treatment of rheumatoid.. 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. For lupus erythematosus, one or two tablets are usually taken once or twice daily. For rheumatoid arthritis, one to three tablets are usually taken once a day. Hydroxychloroquine can be taken with a glass of milk or a meal to decrease nausea. Follow the directions on your prescription label carefully. Hydroxychloroquine sulphate in the treatment of rheumatoid arthritis a double blind comparison of two dose regimens. K Pavelka, Jr, K P Sen, Z Pelísková, J Vácha, and K Trnavský Research Institute of Rheumatic Diseases, Prague, Czechoslovakia.