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. Plaquenil is os junction Plaquenil retinopathy symptoms What is retinopathy hydroxychloroquine Who manufactures sandoz plaquenil Take it once weekly while in the area, and continue taking it for 4 to 8 weeks after leaving the area or as directed by your doctor. To treat malaria, follow your doctor's instructions. In rare cases, Plaquenil can cause cardiomyopathy, a chronic disease of the heart muscle. If you're taking Plaquenil for an autoimmune condition, your symptoms should begin to improve after a few. Read all information given to you. Follow all instructions closely. Take with or without food. Take with food if it causes an upset stomach. Be sure you know how to take chloroquine. Talk with your doctor if you have questions. Keep taking chloroquine as you have been told by your doctor or other health care provider, even if you feel well. 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. Instructions for taking chloroquine Precautions and Warnings With Chloroquine, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Oct of macular damage secondary to plaquenil toxicityHow long do side effects of plaquenil last The Material Safety Data Sheet MSDS for chloroquine phosphate is difficult to interpret. Much of the toxicity data listed were derived from chronic exposure in humans taking the drug for control of malaria; retinal damage, nervous system disruption, and liver damage. Aquarium Fish Chloroquine A "New" Drug for Treating Fish.. Chloroquine Indications, Side Effects, Warnings -. Aralen Chloroquine Uses, Dosage, Side Effects.. Chloroquine phosphate comes as a tablet to take by mouth. For prevention of malaria in adults, one dose is usually taken once a week on exactly the same day of the week. Your doctor will tell you how many tablets to take for each dose. Likely to occur in individuals taking high doses for many years, in individuals 60 years or older, or in those with significant kidney disease. At the recommended dose, development of visual problems due to the medication within the first year of use, then repeat every 1 to 5 years based on current guidelines. Hydroxychloroquine Plaquenil Chloroquine enters the red blood cell by simple diffusion, inhibiting the parasite cell and digestive vacuole. Chloroquine then becomes protonated to CQ2+, as the digestive vacuole is known to be acidic pH 4.7; chloroquine then cannot leave by diffusion.