This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. For prevention of malaria in adults, one dose is usually taken once a week on exactly the same day of the week. Plaquenil for cfs Chloroquine in hepatic dysfunction Chloroquine boots Prendre une seule dose de Chloroquine Phosphate expiré est peu susceptible de produire un événement indésirable. Cependant, s'il vous plaît discuter avec votre fournisseur de santé primaires ou pharmacien pour des conseils appropriés ou en cas de malaise ou de maladie. If your dose is different, do not change it unless your doctor tells you to do so. The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine. Adults 250 mg P. O. daily chloroquine phosphate with evening meal. Lupus erythematosus. Adults 250 mg P. O. daily chloroquine phosphate with evening meal; reduce dosage gradually over several months when lesions regress. Pharmacodynamics Antimalarial action Chloroquine binds to DNA, interfering with protein synthesis. It also inhibits DNA and RNA polymerases. One dose is taken beginning 2 weeks before traveling to an area where malaria is common, while you are in the area, and then for 8 weeks after you return from the area. Your doctor will tell you how many tablets to take for each dose. Dose of chloroquine phosphate What is Chloroquine Phosphate? - GoodRx, Chloroquine Oral Route Proper Use - Mayo Clinic Plaquenil and stomach ulcers Doses expressed as chloroquine base. Each tablet contains 155 mg of chloroquine base equivalent to 250 mg of chloroquine phosphate. Syrup contains 50 mg/5 mL of chloroquine base equivalent to 80 mg/5 mL of chloroquine phosphate. CHLOROQUINE Drug BNF content published by NICE. Chloroquine hydrochloride - GLOWM. Chloroquine Dosage - Malaria Home Page. Aralen Phosphate; Descriptions. Chloroquine is used to prevent and treat malaria. It is also used to treat liver infection caused by protozoa extraintestinal amebiasis. Chloroquine was developed from Methylene Blue also used starting in 1891 as an anti-malarial drug & Quinine Sulfate in 1934. The formula of Chloroquine & Methylene Blue is also similar MB C16H18ClN3S / Chloroquine C18H26ClN3. In marine aquariums, Chloroquine Phosphate is generally the better choice over Quinine Sulfate. Both adults and children should take one dose of chloroquine per week starting at least 1 week before. traveling to the area where malaria transmission occurs. They should take one dose per week while there, and for 4 consecutive weeks after leaving. The weekly dosage for adults is 300mg base 500mg salt.