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. Chloroquine supplied Macular degeneration caused by plaquenil You can go to a normal opticians but make sure they know you are on hydroxychloroquine and expect them to do a peripheral vision field test that involves looking into a machine and pressing a button when you can see a flashing light in various places over a circle within the machine very easy, they can then tell if there is a problem with the peripheral vision which could be caused by the medication. Hydroxychloroquine is taken in tablet form, with or after food. Your doctor will advise you about the correct dose. Usually you will start on a full dose of 200–400 mg daily, and later your doctor may reduce this. When your condition is very well controlled you may be advised to take hydroxychloroquine only 2–3 times per week. That you will need to take hydroxychloroquine for at least five years. Because of this you will be invited to take part in the screening programme. Where will the screening take place? You will receive an eye assessment appointment at your local hospital eye department within 12 months of when you started taking hydroxychloroquine. 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. What exams do i need to take while taking hydroxychloroquine Hydroxychloroquine MedlinePlus Drug Information, Hydroxychloroquine Side-effects, uses, time to work Can plaquenil grow hairChloroquine user reviews It is recommended that you have an eye exam within the first year of use, then repeat every one to five years based on current guidelines. Tell Your Doctor Although there are few drug interactions with hydroxychloroquine, to be safe be sure to tell your doctor about all of the medications you are taking, including over-the-counter drugs and. Hydroxychloroquine Plaquenil. Eye screening for patients taking hydroxychloroquine.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. The usual starting dose of Plaquenil is 200 mg twice a day or 400 mg once a day, administered orally, in people weighing 80 kg or more. The usual dosage works for most people who take Plaquenil, but it is possible to increase or decrease the dose based on individual needs. It's important to watch for possible side effects and toxicity. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Apr 20, 2011 And although the current guidelines do not discuss the importance of continuous ocular care with an annual comprehensive eye exam, we believe that it is an essential consideration. 1. Hobbs HE, Sorby A, Freedman A. Retinopathy following chloroquinine therapy.