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. What if you take double the dosage of plaquenil Oct mac plaquenil saucer Plaquenil and zithromax for lyme This is not a complete list of side effects and others may occur. 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? Common Side Effects of Plaquenil. Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache; Loss of appetite; Dizziness; Nausea Lower back or side pain muscle trembling, jerking, or stiffness muscular pain, tenderness, wasting, or weakness night blindness nausea overbright appearance of lights painful or difficult urination pale skin pinpoint red spots on the skin puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue 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. Chloroquine sulphate 200mg side effects Hydroxychloroquine Uses, Dosage & Side Effects -, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Hydroxychloroquine sulfate solubilityWhat is retinopathy hydroxychloroquineAdverse effects of plaquenil menstrual cycleChloroquine mechanism of action immune system What are the potential side effects of hydroxychloroquine? Hydroxychloroquine is a relatively well tolerated medicine. The most common adverse reactions. reported are stomach pain, nausea, vomiting, and headache. These side effects can often be lessened by taking hydroxychloroquine with food. Hydroxychloroquine may also cause itching in some people. Medicines for the Prevention of Malaria While Traveling.. Chloroquine Oral Route Side Effects - Mayo Clinic. Chloroquine Oral Uses, Side Effects, Interactions.. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells. 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. Common side effects include muscle problems, loss of appetite, diarrhea, and skin rash. Serious side effects include problems with vision, muscle damage, seizures, and low blood cell levels. It appears to be safe for use during pregnancy. Chloroquine is a member of the drug class 4-aminoquinoline.