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. Plaquenil surgery healing Hydroxychloroquine dosage by weight Plaquenil 40 mg Plaquenil comes in 200 milligram mg tablets that are taken by mouth. To prevent malaria in adults, two tablets are typically taken once a week, on the same day each week. I accidentally took Plaquenil 12 hours after my regular dose. When should I take it again? Asked by Sjogrens Anne Topics plaquenil, dosage, accident. I take 400 mg of Plaquenil each morning. I took that dose with dinner by accident. Now it’s time for my regular morning dose. Should I take it or wait? I am prescribed plaquenil I take the substitute hydroxychloroquine 200 mg twice a day; I accidentally took an extra dose - -about two hours after the first dose. So all total today - 1 200 mg in the morning; 1 in the evening and 1 about 25 minutes ago - should I be concerned? Thinking I should skip my morning dose. 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 taken mistakenly Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects., I accidentally took Plaquenil 12 hours after my regular. Chloroquine interactions with birth control Hydroxychloroquine Plaquenil™ What is hydroxychloroquine? Hydroxychloroquine also known as hydroxychloroquine sulfate is an arthritis medicine. that also can be used to prevent malaria. It is available in the United States by prescription only. It is sold under the brand name Plaquenil and it is also sold as a generic medicine. It is. Medicines for the Prevention of Malaria While Traveling.. I am prescribed plaquenil I take the substitute.. I accidentally took two 200mg tabs of hydroxychloroquine.. Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. One Plaquenil tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take Plaquenil with a meal or a glass of milk. Malaria. Prophylaxis Adults 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis.