One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Plaquenil retina symptoms Plaquenil and sle 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. 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 Tell your doctor if any of the following side effects become severe or don't go away Loss of appetite. Mild dizziness. Mild diarrhea. Clumsiness. Mild headache. Nausea or stomach cramps. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Chloroquine ocular side effects Hydroxychloroquine - Wikipedia, Chloroquine Oral Route Side Effects - Mayo Clinic Fies the itching frim plaquenil stopChloroquine effective against malariaOther alternatives to hydroxychloroquine for lupusPlaquenil side effects during pregnancyChloroquine vs mefloquine More in Eye Health. 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. Plaquenil Side Effects on Your Eyes and Vision. Chloroquine Aralen - Side Effects, Dosage, Interactions.. Chloroquine and Hydroxychloroquine Side Effects of.. Some side effects of hydroxychloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Ocular side effects associated with chloroquine can be primarily divided into keratopathy, ciliary body changes, and retinopathy. Bull's eye maculopathy, a type of retinopathy, is associated with the use of antimalarial agents and is relatively rare. Common side effects of Aralen include blurred vision, nausea, vomiting, abdominal or stomach cramps, headache, diarrhea, temporary hair loss, changes in hair color, or. muscle weakness.