Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Plaquenil indication Chloroquine diphosphate salt storage Plaquenil buy uk Baseline labs required before starting plaquenil Hydroxychloroquine may react with other. medicines. Tell your doctor, nurse or pharmacist if you are taking any other medicines, including those bought in the supermarket and any supplements or natural health products. Your doctor or pharmacist will check if the products are OK to take with hydroxychloroquine. Hydroxychloroquine can temporarily lower the number of white blood cells in your blood, increasing the chance of getting an infection. If you can, avoid people with infections. Check with your doctor immediately if you think you are getting an infection or if you get a fever, chills, cough or hoarseness, lower back or side pain, or painful or difficult urination. Hydroxychloroquine comes in an oral tablet. Adult dosing ranges from 200 mg or 400 mg per day 6.5mg/kg. In some cases, higher doses can be used. It is recommended one tablet twice daily if taking more than one tablet. It is recommended to be taken with food. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Taking hydroxychloroquine Hydroxychloroquine Oral Route Before Using - Mayo Clinic, Hydroxychloroquine Oral Route Precautions - Mayo Clinic Chloroquine tablets nhsRetail cost of plaquenil Before taking hydroxychloroquine, tell your doctor and pharmacist if you are allergic to hydroxychloroquine, chloroquine Aralen. tell your doctor and pharmacist what prescription and nonprescription drugs you are taking. tell your doctor if you have or have ever had liver disease. Hydroxychloroquine MedlinePlus Drug Information. Hydroxychloroquine Plaquenil. Hydroxychloroquine Reviews & Ratings at. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. Rated Hydroxychloroquine for Rheumatoid Arthritis Report. I was prescribed this drug to ease my ra disease, I was taking 400mg per day which was to last for 3 months then reduced to 200mg. I had.