Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. To do so may increase the chance of serious side effects. Fang and hydroxychloroquine screening Chloroquine diphosphate and phosphate Chloroquine overdose is a life-threatening emergency and should be managed with cardio-respiratory and hemodynamic support, monitoring of potassium along with management of arrhythmias and convulsions, as necessary. A patient who survives the acute phase and is asymptomatic should be closely observed until all clinical features of toxicity resolve. Overdose If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local. The dose written on the labels is sometimes in chloroquine salt and sometimes in chloroquine base which leads to frequent confusion. The WHO recommends prescriptions and labels in chloroquine base. 100 mg base = approx. 130 mg sulfate = approx. 160 mg phosphate or diphosphate 155 mg base = approx. 200 mg sulfate = approx. If you already have malaria, you should still keep taking this medicine for the full time of treatment even if you begin to feel better after a few days. If you stop taking this medicine too soon, your symptoms may return. If you are taking this medicine to help keep you from getting malaria, keep taking it for the full time of treatment. Chloroquine phosphate overdose Aralen, Chloroquine phosphate chloroquine dosing., Chloroquine Phosphate Bulk Uses, Side Effects. Do you need a baseline eye exam before taking hydroxychloroquineAralene r34Plaquenil does increase liver enyzmes Large chloroquine overdoses are almost inevitably fatal. We describe the presentation and management of a patient with such an overdose who survived, due to general supportive care and new specific treatment. Massive chloroquine overdose--a survivor.. CHLOROQUINE sulfate or phosphate oral - Essential drugs. Aralen Chloroquine Uses, Dosage, Side Effects.. Chloroquine Phosphate. Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter the body through these mosquito bites, and then live in body tissues such as red blood cells or the liver. 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 is the generic form of the brand-name prescription medicine Aralen, which is used to prevent and treat malaria — a mosquito-borne disease caused by a parasite — and to treat amebiasis, an infection of the intestines caused by a parasite.