He or she will also want to see how well you can move your joints. Depending on the type of arthritis suspected, your doctor may suggest some of the following tests. Chloroquine and prostate cancer Hydroxychloroquine 200mg 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. It belongs to a class of medications known as disease-modifying antirheumatic drugs DMARDs. SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Hydroxychloroquine oral tablet is available as a brand-name drug and a generic drug. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis. Fluids commonly analyzed include blood, urine and joint fluid. The analysis of different types of body fluids can help pinpoint the type of arthritis you may have. What type of arthritis is plaquenil prescribed for Arthritis - Diagnosis and treatment - Mayo Clinic, Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Hydroxychloroquine sulfate couponMechanism of action hydroxychloroquineHydroxychloroquine undifferentiated connective tissue diseaseHydroxychloroquine gingival hyperplasia 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 Side Effects & Dosage for.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Plaquenil Uses, Dosage & Side Effects -. 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. Common side effects include vomiting, headache, changes in vision. Nov 28, 2010 Plaquenil reduces inflammation in many Rheumatic disorders, the mode of action is pretty complicated though so I shan't bore you with all the details, but basically it prevents your dendritic cells these are messengers for your immune system, if you will from interacting with your T-Cells a special type of white blood cell which through a convoluted and boring process, causes inflammation. What are other types of medications used to manage Psoriatic Arthritis? There are several other medications that may be used for treating PsA including Cyclosporine Available under the brand names Sandimmune ® cyclosporine, Neoral ® cyclosporine, and Gengraf ® cyclosporine, cyclosporine is one of the primary systemic medications used.