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. Can plaquenil cause ear problems Is plaquenil a fluoroquinolone For oral dosage form tablets For prevention of malaria Adults— Standard dosing 400 mg once a week on the same day of each week starting 2 weeks before traveling to an area where malaria occurs, and continued for 4 weeks after leaving the area. Weight-based dosing Dose is based on body weight and must be determined by your doctor. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Dosage for Plaquenil. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. 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. Plaquenil oral uses Medicines for the Prevention of Malaria While Traveling., Hydroxychloroquine Oral Uses, Side Effects, Interactions. Does plaquenil suppress the immune systemIs plaquenil immunosuppressivePlaquenil oct imageChloroquine inhibitor Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine Plaquenil. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. What Conditions does Plaquenil Treat? - WebMD. Plaquenil is indicated for the treatment of uncomplicated malaria due to P. falciparum, P. malariae, P. ovale, and P. vivax. Plaquenil is indicated for the prophylaxis of malaria in geographic areas where chloroquine resistance is not reported. Limitations of Use in Malaria • Plaquenil is not recommended for the treatment of complicated malaria. Studies in women suggest that this medication poses minimal risk to the infant when used during breastfeeding. Drug Interactions. Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. Jun 09, 2006 The use of this agent to treat RA is a relatively recent development, and it is often reserved for those patients who have failed most other available agents, including the anti-TNF medications. However, it has a longer history of use in treating lymphoma, so the majority of the safety data comes from the oncology literature.