It may have both an anti-spirochaete activity and an anti-inflammatory activity, similar to the treatment of rheumatoid arthritis. And caution is required if patients have certain heart conditions, diabetes, psoriasis etc. Chloroquine lysosomal acidification Arthritis medication hydroxychloroquine Summary Drug interactions are reported among people who take Plaquenil and Naproxen together. This study is created by eHealthMe based on reports of 1,166 people who take Plaquenil and Naproxen from Food and Drug Administration FDA, and is updated regularly. Medscape - Indication-specific dosing for Plaquenil hydroxychloroquine sulfate, frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. Hydroxychloroquine, generic name for Plaquenil, is commonly used to treat Malaria, Rheumatoid Arthritis, Lupus, and other immune disorders. Hydroxychloroquine is usually taken twice daily with food to minimize stomach upset, but dosing can be different based on diagnosis. The most serious adverse effects affect the eye, with dose-related retinopathy as a concern even after hydroxychloroquine use is discontinued. The most common adverse effects are a mild nausea and occasional stomach cramps with mild diarrhea. Plaquenil aleve Taking Plaquenil for Rheumatoid Arthritis, Plaquenil hydroxychloroquine sulfate dosing, indications. Plaquenil reduces preeclampsia Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Buy Prescription Hydroxychloroquine Sulfate Plaquenil.. Plaquenil Uses, Dosage & Side Effects -. I was put on Plaquenil for RA as I was being dx for lupus. I am very mild. My rhuemy wants me to stop every time I have an infection. When it is gone she said I can resume at my own pace. Take into consideration I only take Plaquenil and ibuprofen 800mg. My symptoms came back after two weeks of being off it. What happens if I miss a dose Plaquenil, Plaquenil Sulfate, Quineprox? Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose. What happens if I overdose Plaquenil, Plaquenil Sulfate, Quineprox? PLAQUENIL hydroxychloroquine sulfate tablets is indicated for the treatment of rheumatoid arthritis, and discoid and systemic lupus erythematosus, in patients who have not responded satisfactorily to drugs with less potential for serious side effects.