It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Taking plaquenil and full body rash Chloroquine diphosphate salt chem-impex The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs. It's important to watch for possible side effects and toxicity. For people who weigh less than 80 kg, a lower daily dose is prescribed, up to a maximum of 5 mg/kg of body weight. Usual Adult Dose for Malaria Prophylaxis. Suppression 400 mg 310 mg base orally on the same day every week Comments-Suppressive therapy should begin 2 weeks prior to exposure; however, failing this, an initial dose of 800 mg 620 mg base may be taken in 2 divided doses 6 hours apart. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Normal dosage of plaquenil Despite Plaquenil dosing recommendations, retinal toxicity., Hydroxychloroquine Dosage Guide with Plaquenil and mouth soresHydroxychloroquine and ibuprofen togetherHydroxychloroquine side effects aplastic anemiaPlaquenil free For children and infants, the dose is based on weight. Usually, 5 mg per kg of body weight about 2.3 mg per pound once weekly is recommended, not to exceed the normal adult dosage. Plaquenil comes only in adult-strength tablets, which taste extremely bitter when crushed or chewed. Plaquenil Dosage - eMedTV Health Information Brought To Life. Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. Plaquenil Uses, Dosage & Side Effects -. Abstract. Background The American Academy of Ophthalmology recommendations on screening for chloroquine CQ and hydroxychloroquine HCQ retinopathy are revised in light of new information about the prevalence of toxicity, risk factors, fundus distribution, and effectiveness of screening tools. How to use Plaquenil. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In a small percentage of patients, side effects may require temporary reduction of the initial dosage. Maintenance adult dosage When a good response is obtained, the dosage may be reduced by 50 percent and continued at a maintenance level of 200 mg to 400 mg 155 to 310 mg base daily, administered as a single daily dose or in two divided doses.