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. Drug interaction domperidone chloroquine Plaquenil immunosuppress Stevens johnsons chloroquine Adults weighing 60 kg or more. 1,000 mg 600 mg base PO, then 500 mg 300 mg base PO in 6 to 8 hours, then 500 mg 300 mg base PO once daily for 2 days. Total dose is 2.5 g chloroquine phosphate 1.5 g base in 3 days. The CDC recommends adding primaquine for P. vivax or P. ovale. 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. How To Buy – Chloroquine phosphate CP is an antimalarial drug for humans which also treats external parasites that afflict marine fish and possibly freshwater fish as well. However, there are a few challenges to overcome with CP. 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 phosphate dosage for adults What is Chloroquine Phosphate? - GoodRx, CHLOROQUINE Drug BNF content published by NICE Plaquenil increased appetitePlaquenil and dental surgeryWhat type muscle weakness with plaquenil The dose of chloroquine is often expressed or calculated as the base each 500 mg tablet of chloroquine phosphate is equivalent to 300 mg chloroquine base. -The pediatric dose should never exceed the adult dose. Chloroquine Dosage Guide with Precautions -. Chloroquine Phosphate – Marine Fish Diseases and Treatment. Chloroquine - FDA prescribing information, side effects and uses. The dosage of chloroquine phosphate is often expressed in terms of equivalent chloroquine base. Each 250 mg tablet of chloroquine phosphate is equivalent to 150 mg base and each 500 mg tablet of chloroquine phosphate is equivalent to 300 mg base. In infants and children the dosage is preferably calculated by body weight. For treatment of acute attacks of malaria in adults, one dose is usually taken right away, followed by half the dose 6 to 8 hours later and then half the dose once a day for the next 2 days. For prevention and treatment of malaria in infants and children, the amount of chloroquine phosphate is based on the child's weight. This represents a total dose of 2.5 g chloroquine phosphate or 1.5 g base in three days. The dosage for adults of low body weight and for infants and children should be determined as follows First dose 10 mg base per kg but not exceeding a single dose of 600 mg base.