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. Plaquenil rp Plaquenil allergic reaction rash Mar 17, 2019 Hydroxychloroquine is a quinoline medicine 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. This medicine is not effective against all strains of malaria. Sep 13, 2019 Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine Incidence not known. Blistering, peeling, loosening of the skin; blurred vision or other vision changes; chest discomfort, pain, or tightness; cough or hoarseness; dark urine; decreased urination; defective color vision; diarrhea; difficulty breathing Highlights for hydroxychloroquine. 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. If you notice any other effects, check with your healthcare professional. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. Hydroxychloroquine sulphate for skin Common and Rare Side Effects for Hydroxychloroquine Oral, Hydroxychloroquine Side Effects Common, Severe, Long Term. Vitamin and hydroxychloroquine togetherHydroxychloroquine contraindicated in pregnancy If you are taking hydroxychloroquine for symptoms of rheumatoid arthritis, your symptoms should improve within 6 months. If your rheumatoid arthritis symptoms do not improve, or if they worsen, stop taking the drug and call your doctor. Once you and your doctor are sure the drug works for you. Hydroxychloroquine MedlinePlus Drug Information. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine - Wikipedia. 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 is also based on weight. Irreversible retinal damage observed in some patients who had received hydroxychloroquine sulfate; significant risk factors for retinal damage include daily doses of hydroxychloroquine sulfate greater than 6.5 mg/kg 5 mg/kg base of actual body weight, durations of use greater than five years, subnormal glomerular filtration. Feb 19, 2020 Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus.