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. Can plaquenil cause liver damage Buy chloroquine phosphate Plaquenil and valacyclovir Hydroxychloroquine retinopathy pathogenesis Find patient medical information for Chloroquine Phosphate Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Apr 02, 2019 Aralen chloroquine phosphate is an antimalarial drug used to treat and to prevent malaria. It is also used to treat infections caused by amoebae. Aralen is available in generic form. Common side effects of Aralen include blurred vision, nausea, vomiting, abdominal or stomach cramps, headache, diarrhea, temporary hair loss, changes in hair color, or Common side effects may include diarrhea, vomiting, stomach cramps; headache; changes in hair or skin color; temporary hair loss; or. mild muscle weakness. 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 side effects Chloroquine Side Effects Common, Severe, Long Term., Side Effects of Aralen Chloroquine, Warnings, Uses Plaquenil toxicityHow long before hydroxychloroquine starts workingArthritis medicine plaquenilCan plaquenil cause eye pain Check with your doctor immediately if any of the following side effects occur Incidence not known. Anxiety attempts at killing oneself back, leg, or stomach pains black, tarry stools bleeding gums blistering, peeling, or loosening of the skin blood in the urine or stools blurred or decreased vision change in near or distance vision Chloroquine Oral Route Side Effects - Mayo Clinic. Chloroquine Uses, Side Effects, Dosage & Interactions. Chloroquine Clinical Trials, Side Effects AIDSinfo. WHO lists some adverse side effects with chloroquine when used in malaria treatment, including headaches and gastrointestinal symptoms. Avoid taking antacids and kaolin within 4 hours of taking this medicine. It is best to separate these medicines by at least 4 hours. Tell your doctor or health care professional right away if you have any change in your eyesight. Your vision and blood may be tested before and during use of this medicine. Chloroquine Phosphate. Uses. Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter. Side Effects. Precautions. Interactions.