Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Hydroxychloroquine discount card Plaquenil and blood clots The more common side effects that can occur with hydroxychloroquine include headache. dizziness. diarrhea. stomach cramps. vomiting. What Are Side Effects of Plaquenil? nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation, headache, ringing in your ears, 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. 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 for ra Hydroxychloroquine Plaquenil, Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses Chloroquine protocol for travelH-chloroquineChloroquine sulfate However, in some people hydroxychloroquine can cause skin rashes, especially those made worse by sunlight. feeling sick nausea or indigestion. diarrhoea. headaches. bleaching of the hair or mild hair loss. tinnitus ringing in the ears. visual problems. Hydroxychloroquine Side-effects, uses, time to work. Hydroxychloroquine Side Effects -. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Hydroxychloroquine can be taken in a single or divided dose to control gastrointestinal side effects. It can also be taken with a glass of milk or meal to minimize nausea. 4,5 When you take this medication, your symptoms may begin to improve in 1 to 2 months. HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus erythematosus. It is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $18.60, 90% off the average retail price of $196.17. 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.