Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine sensitive malaria areas 10 mg methotrexate weekly with plaquenil What blood test are needed while on plaquenil 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. Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine interaction Hydroxychloroquine Plaquenil, Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria Manufacturer discount for hydroxychloroquineSymptoms of plaquenil eye toxicityCost of chloroquine and proguanilHow much weight did people lose on hydroxychloroquineWhat if you take double the dosage of plaquenil Hydroxychloroquine is a quinoline medicine 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. This medicine is not effective against all strains of malaria. Hydroxychloroquine Uses, Dosage & Side Effects -. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine Interactions BNF content published by NICE. Hydroxychloroquine use in children younger than 7 may be limited by the difficulty in obtaining satisfactory evaluation of color vision in this age group. Therefore, children taking HCQ should receive an annual ophthalmologic examination. Other rare side effects include changes in skin pigmentation and cardiomyopathy diseases of the heart muscle. Medscape - Indication-specific dosing for Plaquenil hydroxychloroquine sulfate, frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. Hydroxychloroquine may cause some people to be agitated, irritable, or display other abnormal behaviors. It may also cause some people to have suicidal thoughts and tendencies, or to become more depressed. If you or your caregiver notice any of these side effects, tell your doctor right away. This medicine may cause hypoglycemia low blood sugar.