It does not work against certain types of malaria (chloroquine-resistant). The United States Center for Disease Control provides updated guidelines and travel recommendations for the prevention and treatment of malaria in different parts of the world. Colchicine and hydroxychloroquine Hydroxychloroquine cancer treatment Plaquenil Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine -sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. 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. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. This medication is also used, usually with other medications, to treat certain auto-immune diseases (lupus, rheumatoid arthritis) when other medications have not worked or cannot be used. Discuss the most recent information with your doctor before traveling to areas where malaria occurs. Plaquenil magnesium Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Can hydroxychloroquine cause erectile dysfunctionDoes hydroxychloroquine treat fibromyalgiaChloroquine lysosome inhibitor Hydroxychloroquine oral tablet is available as a brand-name drug and a generic drug. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Plaquenil and Magnesium drug interactions - eHealthMe. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Inactive Ingredients Dibasic Calcium Phosphate, Hydroxypropyl Methylcellulose, Magnesium Stearate, Polyethylene glycol 400, Polysorbate 80, Corn Starch, Titanium Dioxide. If you are also taking a certain drug for diarrhea kaolin or taking antacids such as magnesium /aluminum hydroxide, take hydroxychloroquine at least 4 hours before or after these products. These products may bind with hydroxychloroquine, preventing your body from fully absorbing it. Use this medication. Generally, hydroxychloroquine is given in 200 mg or 400 mg doses, once per day. Higher doses can sometimes be used, but only in adults and not for all cases. Some people tolerate this medication much better than other people, so it is important that individuals who are considering taking hydroxychloroquine talk with their doctor about the.