Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Substitutes for plaquenil Can plaquenil grow hair Sjogren's hydroxychloroquine 44 Find user ratings and reviews for Plaquenil oral on WebMD including side effects and drug interactions, medication effectiveness, ease of use and satisfaction Hydroxychloroquine, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. Common side effects include vomiting, headache, changes in vision and muscle weakness. Severe side effects may include allergic reactions. It does not appear to be safe during Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Information on the medication plaquenil Hydroxychloroquine Uses, Dosage & Side Effects -, Hydroxychloroquine - Wikipedia Plaquenil and raPlaquenil maculopathy fluorescence angiographyPlaquenil and breast cancerChloroquine in liver Description and Brand Names. Drug information provided by IBM Micromedex US Brand Name. Plaquenil; Descriptions. Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines eg, chloroquine may not work. Hydroxychloroquine Oral Route Description and Brand.. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Plaquenil Hydroxychloroquine Sulfate. If you experience any of the following symptoms, call your doctor immediately reading or seeing difficulties words, letters, or parts of objects missing. sensitivity to light. blurred distance vision. seeing light flashes or streaks. difficulty hearing. ringing in ears. muscle weakness. Renal clearance in rheumatoid arthritis RA patients taking Plaquenil for at least six months seemed to be similar to that of the single dose studies in volunteers, suggesting that no change occurs with chronic dosing. Range for renal clearance of unchanged drug was approximately 16 to 30%. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more.