Chloroquine has been extensively used in mass drug administrations, which may have contributed to the emergence and spread of resistance. It is recommended to check if chloroquine is still effective in the region prior to using it. Hydroxychloroquine and prednisone Caffeine and plaquenil To prevent malaria, chloroquine tablets must be taken before, during, and after travel to a malaria zone. When treating the condition in adults, chloroquine is usually taken twice a day for one day and then once a day for two more days. A child's chloroquine dosage will be determined by his or her weight. 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. Chloroquine Dosage and Administration. The dosage of Chloroquine phosphate is often expressed in terms of equivalent Chloroquine base. Each 500 mg tablet of Chloroquine phosphate contains the equivalent of 300 mg Chloroquine base. In infants and children the dosage is preferably calculated by body weight. The Centers for Disease Control and Prevention recommend against treatment of malaria with chloroquine alone due to more effective combinations. In areas where resistance is present, other antimalarials, such as mefloquine or atovaquone, may be used instead. Chloroquine syrup dosage Chloroquine Uses, Side Effects & Warnings -, Chloroquine Oral Route Proper Use - Mayo Clinic Hydroxychloroquine 347Hydroxychloroquine adverse effectsPlaquenil and sweating Syrup contains 50 mg/5 mL of chloroquine base equivalent to 80 mg/5 mL of chloroquine phosphate. Side-effects which occur at doses used in the prophylaxis or. CHLOROQUINE Drug BNF content published by NICE. Chloroquine - FDA prescribing information, side effects and uses. Evaluation of the paediatric dose of chloroquine in the.. Malaria treatment oral To treat malaria in adults, one dose of oral chloroquine is usually given right away. Then, half the dose is taken six to eight hours later. This is typically followed by half the dose once a day for the next two days. Amebiasis treatment oral To treat amebiasis in adults. Max dose 300 mg daily. Rheumatoid arthritis Adult As base 150 mg daily. Max 2.5 mg/kg daily. Discontinue treatment if there is no improvement after 6 mth. Child Up to 3 mg/kg/day. Discontinue treatment if there is no improvement after 6 mth. Discoid and systemic lupus erythematosus The dosage of Chloroquine phosphate is often expressed in terms of equivalent Chloroquine base. Each 500 mg tablet of Chloroquine phosphate contains the equivalent of 300 mg Chloroquine base. In infants and children the dosage is preferably calculated by body weight.