It regulates the activity of the immune system, which may be overactive in some conditions. Hydroxychloroquine can modify the underlying disease process, rather than simply treating the symptoms. Hydroxychloroquine medline plus Hydroxychloroquine and alcohol use Plaquenil treatment with macular degeneration Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil hydroxychloroquine is considered an older DMARD disease modifying anti-rheumatic drug. Plaquenil was actually first classified as an antimalarial drug, but it is also used to treat certain rheumatic and autoimmune conditions which are unrelated to malaria. Generally, Plaquenil is a treatment option as monotherapy used alone for mild rheumatoid arthritis or as combination. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is often taken in combination with other drugs such as methotrexate. Over the long term hydroxychloroquine can reduce pain, swelling and joint stiffness. It may be as long as 12 weeks before you notice the benefits. Plaquenil medication for arthritis Arthritis Medication Plaquenil, Taking Plaquenil for Rheumatoid Arthritis Saliva drug test rx hydroxychloroquine false positive drug testChloroquine resistant salmonellaPlaquenil perte cheveux Rheumatoid arthritis drugs fight pain and prevent joint damage. See a full list of RA medications, including NSAIDs, DMARDs, immunosuppressants, and others. Rheumatoid Arthritis Medications DMARDS, NSAIDs and More. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage. Hydroxychloroquine Plaquenil is primarily used in combination with other drugs, including methotrexate and/or sulfasalazine for moderate to severe Rheumatoid Arthritis. It is only prescribed alone in patients with very mild symptoms, who are RF negative and have non-erosive disease. Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria 2. Plaquenil is also used for long-term treatment of autoimmune diseases such as rheumatoid arthritis RA and systemic lupus erythmatosis.