Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. How is hydroxychloroquine taken Plaquenil brand name manufacturer Plaquenil for frontal fibrosing alopecia What Are The Side Effects Though hydroxychloroquine may be effective, it does have the potential of causing numerous side effects, including but not limited to headache, loss of appetite, nausea. Hydroxychloroquine may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away headache; dizziness; loss of appetite; nausea; diarrhea; stomach pain; vomiting; skin rash; If you experience any of the following symptoms, call your doctor immediately 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 Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Adverse reactions of hydroxychloroquine Hydroxychloroquine DermNet NZ, Hydroxychloroquine MedlinePlus Drug Information Plaquenil and humiraHydroxychloroquine and lung cancerSkin splits on fingertips hydroxychloroquineCan plaquenil cause macular degeneration What are the possible side effects of hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Get emergency medical help if you have signs of an allergic reaction hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. Plaquenil Side Effects Common, Severe, Long Term -. Hydroxychloroquine Reviews Everyday Health. The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. Hydroxychloroquine Side Effects Get emergency medical help if you have signs of an allergic reaction hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Hydroxychloroquine side effects. Get emergency medical help if you have signs of an allergic reaction to hydroxychloroquine hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye.