Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Hydroxychloroquine issues Hydroxychloroquine price increase Chloroquine fisher Nausea, vomiting, and diarrhoea are common side effects, but are usually transient or resolve on the reduction of the dose. They can be minimised by taking the hydroxychloroquine with food. Cutaneous effects. Blue–grey pigmentation of the skin affects up to 25% of patients taking hydroxychloroquine, especially where there has been bruising. The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Side effects of hydroxychloroquine 400 mg Hydroxychloroquine Side Effects Common, Severe, Long Term., Hydroxychloroquine Side Effects, Dosage, Uses, and More Chloroquine dose per kgStopped my plaquenilAlopecia with plaquenil Nov 09, 2018 Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or. hair loss. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Hydroxychloroquine Oral Uses, Side Effects, Interactions, Pictures.. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. 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 Blood and lymphatic system disorders Bone marrow failure, anemia, aplastic anemia, agranulocytosis, leukopenia, and thrombocytopenia. Hemolysis reported in individuals with glucose-6- phosphate dehydrogenase G-6-PD deficiency. Get medical help right away if you have any very serious side effects, including sensitivity to light, vision changes e.g. blurred vision, seeing light flashes/streaks/halos, missing/blacked-out areas of vision, muscle weakness, numbness/tingling/pain of the arms/legs.