Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Methylene blue falciparum chloroquine Chloroquine resistant malaria vivax The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is. 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. Several risk factors may increase the likelihood of retinal toxicity from Plaquenil such as, age of greater than 60 years, daily dose more than 6.5 mg/kg; use of the drug more than 5 years, obesity, preexisting retinal disease and, renal or liver failure. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. What is the dosage of plaquenil Plaquenil Hydroxychloroquine - Side Effects, Dosage., Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria Natural treatments plaquenil hyperpigmentationLong-term effects of taking plaquenilChloroquine autophagic fluxHydroxychloroquine dose for lichen planopialris The recommended Plaquenil dosage for malaria prevention is 400 mg once weekly, starting two weeks before the anticipated exposure. The usual starting dosage for treating lupus is 400 mg once or twice a day, and the recommended starting dose for the treatment of rheumatoid arthritis is 400 to 600 mg daily. Plaquenil Dosage - eMedTV Health Information Brought To Life. The Risk of Retinal Toxicity with Plaquenil. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Jun 30, 2015 The recommended dose of hydroxychloroquine Plaquenil in adults is 400 mg on exactly the same day of each week. The recommended weekly suppressive dose of hydroxychloroquine Plaquenil in children 6 years of age and older is 5 mg base/kg. This dose should not exceed the adult dose reg ardless of body weight. A risk factor for Plaquenil hydroxychloroquine retinotoxicity is a daily dose that exceeds 5.0 mg of drug per kg of body weight. The tool on the right simply calculates this threshold based on a ppatient’s real body weight. It’s important to understand that the daily dose is only one risk factor for plaquenil retinotoxicity.