Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Hydroxychloroquine lysosome inhibitor Chloroquine and immune complement activation Cetirizine Zyrtec and others, an antihistamine, can cause pupillary changes, blurred vision and keratoconjunctivitis sicca. Of nine cases reported to the Registry, eight involved children. Erectile dysfunction drugs cause a range of side effects that are common, dosage-dependent and, thus far. 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. Aug 14, 2017 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. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Plaquenil vision side effects Taking Plaquenil for Rheumatoid Arthritis, Plaquenil Oral Uses, Side Effects, Interactions, Pictures. Ra and hydroxychloroquineChloroquine solubilityChloroquine dose in pediatricsChloroquine malaria pills What are some other side effects of Plaquenil? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. Plaquenil Indications, Side Effects, Warnings -. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. Common and Rare Side Effects for Plaquenil Oral. Feb 19, 2020 Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. What is the most important information I should know about hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage.