Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine usmle Plaquenil icd 9 Teva chloroquine side effects I started on 400 mg 200 mg twice a day when I was in a flare maybe 7 or so years ago. Once I tapered off all the other meds and was what my docs all considered stable, I dropped to 200mg once a day. Adults—200 to 400 milligrams mg taken as a single dose or in two divided doses once a day. However, dose is usually not more than 400 mg once a day. Children—Use and dose must be determined by your doctor. 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. 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 400 mg once a day Hydroxychloroquine Oral Uses, Side Effects, Interactions., What is Hydroxychloroquine? - GoodRx How plaquenil helps lupus reviewsRight computation of taking plaquenilPlaquenil eval icd 10 Plaquenil Dosage for Malaria Treatment. For adults, the recommended dose for malaria treatment is 800 mg for the first dose, followed by 400 mg for the second dose six to eight hours later, then followed by 400 mg per day for the next two days. Alternatively, a single 800 mg dose may also be effective. Taking Plaquenil for Various Conditions and Treatment Tips. Hydroxychloroquine Oral Route Proper Use - Mayo Clinic. Hydroxychloroquine Dosage Guide with Precautions -. 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. 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. The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs.