Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Aralen vs plaquenil Plaquenil pill image Is plaquenil bad for you Plaquenil-induced macular degeneration Typical dosage is 400 mg once per week, taken on the same day each week, starting 2 weeks before exposure to malaria. Continue using this medication during exposure and for 4 weeks after leaving. 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 the treatment of acute Q fever in patients with preexisting valvular heart disease, the US Centers for Disease Control and Prevention CDC recommends that hydroxychloroquine be given in a dosage of 465 mg 600 mg of hydroxychloroquine sulfate daily in conjunction with oral doxycycline 200 mg daily for 1 year. 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. Plaquenil hydro 200 mg 1of 2 Plaquenil Oral Uses, Side Effects, Interactions., Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Chloroquine toxicity of retinaPlaquenil depressionDoes plaquenil cause weight gain or weight loss For long-term use, the dose of hydroxychloroquine is usually reduced to 200 mg to 400 mg daily. Malaria The recommended preventative adult dose is 400 mg on exactly the same day of each week, beginning 2 weeks before exposure and continued for 8 weeks after leaving the high-risk area. Children's doses are based on body weight and are. Plaquenil - Uses, Side Effects, Interactions -. HYDROXYCHLOROQUINE 200 MG TAB Generic Plaquenil - H - ALL. PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. Initial dose 400 mg 310 mg base orally once or twice a day for several weeks or months, depending on patient response Maintenance dose 200 to 400 mg 155 to 310 mg base orally once a day Each dose should be taken with a meal or a glass of milk. Hydroxychloroquine is taken in tablet form, with or after food. Your doctor will advise you about the correct dose. Usually you will start on a full dose of 200–400 mg daily, and later your doctor may reduce this. When your condition is very well controlled you may be advised to take hydroxychloroquine only 2–3 times per week. For the treatment of systemic lupus erythematosus, patients should take 200 mg to 400 mg of hydroxychloroquine per day as one dose or divided into two separate doses. 1, 2 The recommended hydroxychloroquine dosage for rheumatoid arthritis is 400 mg to 600 mg a day by mouth as a single dose or divided into two separate doses.