This medicine is also sometimes given off-label to help the following conditions: Also, let your doctor know if you drink large amounts of alcohol before starting on this medicine. Your doctor will probably want to order frequent tests to check your body's response to chloroquine. Blood tests hydroxychloroquine Hydroxychloroquine plaquenil direct sunlight Hydroxychloroquine is used to treat the symptoms of rheumatoid arthritis and systemic lupus erythematosus and to prevent and treat malaria. Includes hydroxychloroquine side effects, interactions and indications. A trial conducted in 1953 investigated the effects of Chloroquine Aralen treatment on 30 people with discoid lupus. Researchers concluded that treatment with Chloroquine furnished significant improvement in early cases of dermatological lupus symptoms. Side effects Most people do not experience side effects from taking Aralen. Usual Adult Dose for Malaria Prophylaxis. 500 mg chloroquine phosphate 300 mg base orally on the same day each week Comments-If possible, suppressive therapy should start 2 weeks prior to exposure; if unable to start 2 weeks before exposure, an initial loading dose of 1 g chloroquine phosphate 600 mg base may be taken orally in 2 divided doses, 6 hours apart. Let your healthcare provider know if your symptoms either don't improve or worsen while taking this medicine. Keep all appointments with your doctor and laboratory. Chloroquine dosage for lupus Chloroquine MedlinePlus Drug Information, Aralen Chloroquine MyLupusTeam Chloroquine synthesis slideshare Chloroquine comes as a tablet, liquid, or injection. Your dose will depend on your medical condition, age, weight, and response to treatment. You can take this medicine with food if it causes an. Chloroquine Aralen - Side Effects, Dosage, Interactions - Drugs. Chloroquine Dosage Guide with Precautions -. How is plaquenil hydroxychloroquine used to treat lupus?. Aug 21, 2018 Hydroxychloroquine is the drug of choice when a systemic agent is needed for discoid lupus erythematosus DLE. Chloroquine is second-line antimalarial therapy. Chloroquine and hydroxychloroquine should not be used in combination due to the increased risk of ocular toxicity. A metabolite of chloroquine – hydroxychloroquine – has a long half-life 32–56 days in blood and a large volume of distribution 580–815 L/kg. The therapeutic, toxic and lethal ranges are usually considered to be 0.03 to 15 mg/l, 3.0 to 26 mg/l and 20 to 104 mg/l, respectively. The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.