It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Effect of chloroquine injection Plaquenil patient assistance Chloroquine effect on lysosomes Pharmacological classification of hydroxychloroquine Chloroquine has been replaced with hydroxychloroquine as it has less side effects. Eye Exam Before Starting Treatment. If a person is going to be treated long-term with Plaquenil, they need to have a thorough dilated eye exam with best corrected visual acuity, central visual field, color vision, and dilated examination of the retina. Plaquenil hydroxychloroquine has been shown to improve physical function in up to 80% of patients with rheumatoid arthritis. Plaquenil hydroxychloroquine is commonly used for lupus in children because of less side effects compared to other medications. Plaquenil hydroxychloroquine helps minimize joint damage. Plaquenil. Uses. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of. Side Effects. Precautions. Interactions. 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. Long term effects of plaquenil Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects., Plaquenil hydroxychloroquine Basics, Side Effects & Reviews. Plaquenil side effect on eyesHow long for chloroquine to work Hydroxychloroquine Side Effects. headache with chest pain and severe dizziness, fainting, fast or pounding heartbeats; very slow heart rate, weak pulse; muscle weakness, numbness or tingling; low blood sugar--headache, hunger, sweating, irritability, dizziness, nausea, fast heart rate, and feeling. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Sep 13, 2019 Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. BACKGROUND Hydroxychloroquine is used for the treatment of rheumatoid arthritis RA and systemic lupus erythematosus SLE. Long term studies have shown a high rate of termination of hydroxychloroquine treatment in patients with RA. Feb 19, 2020 Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or. hair loss.