This medicine is also sometimes given off-label to help the following conditions: Also, let your doctor know if you drink large amounts of alcohol before starting on this medicine. Your doctor will probably want to order frequent tests to check your body's response to chloroquine. Dengue virus chloroquine Plaquenil stomach ulcer Chloroquine brain tumor Plaquenil uk price For individuals with significant risk factors daily dose of chloroquine phosphate greater than 2.3 mg/kg of actual body weight, subnormal glomerular filtration, use of tamoxifen citrate or concurrent macular disease monitoring should include annual examinations which include BCVA, VF and SD-OCT. Dose equivalence and conversion. Doses expressed as chloroquine base. Each tablet contains 155 mg of chloroquine base equivalent to 250 mg of chloroquine phosphate. Syrup contains 50 mg/5 mL of chloroquine base equivalent to 80 mg/5 mL of chloroquine phosphate. It is important to know the facts. Retinal complications from HCQ are actually rare at proper dosage and, with good screening, the risk for visual loss is very low. Nevertheless, retinopathy begins to appear with long-term use, and retinopathy is serious insofar as there is no known treatment. Let your healthcare provider know if your symptoms either don't improve or worsen while taking this medicine. Keep all appointments with your doctor and laboratory. Chloroquine retinopathy dose Chloroquine MedlinePlus Drug Information, CHLOROQUINE Drug BNF content published by NICE Sanofi plaquenilOrder plaquenilPka of chloroquinePlaquenil dilated pupils This represents a total dose of 2.5 g Chloroquine phosphate or 1.5 g base in three days. Infants and Children In infants and children, the recommended dose is 10 mg base/kg followed by 5 mg based/kg at 6, 24 and 36 hours total dose 25 mg based/kg. Chloroquine - FDA prescribing information, side effects.. Hydroxychloroquine Retinopathy Still Alive and Well - The.. Chloroquine and Hydroxychloroquine Toxicity Practice.. Chloroquine is a medication used to prevent and to treat malaria in areas where malaria is known to be sensitive to its effects. Certain types of malaria, resistant strains, and complicated cases typically require different or additional medication. It is also occasionally used for amebiasis that is occurring outside the intestines, rheumatoid arthritis, and lupus erythematosus. It is taken by mouth. Common side effects include muscle problems, loss of appetite, diarrhea, and skin rash. Serious Chloroquine and Hydroxychloroquine. Chloroquine and its derivative, hydroxychloroquine sulfate, which have been useful in treating malaria and in larger doses, collagen-vascular disease, cause a cumulative dose-related pigmentary retinopathy. The dose for treating children is 10 mg/kg for the first dose then 5 mg/kg daily for 2 days, starting 6 hours after the first dose. The dose for treating intestinal amebiasis is 1 g daily for two days, followed by 500 mg daily for at least two to three weeks. Chloroquine usually is combined with an effective intestinal amebicide.