Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Goodrx hydroxychloroquin How often to take plaquenil Hydroxychloroquine side effects. Hydroxychloroquine side effects may vary greatly from very mild side effects that go away with time to severe side effects like eye damage, ear damage, or heart problems. Some side effects may be experienced as the body adjusts to hydroxychloroquine but may diminish as the body becomes used to the drug. Jun 30, 2015 The recommended dose of hydroxychloroquine Plaquenil in adults is 400 mg on exactly the same day of each week. The recommended weekly suppressive dose of hydroxychloroquine Plaquenil in children 6 years of age and older is 5 mg base/kg. This dose should not exceed the adult dose reg ardless of body weight. Hydroxychloroquine typically is very well tolerated. Serious side effects are rare. The most common side effects are nausea and diarrhea, which often improve with time. Less common side effects include rash, changes in skin pigment such as darkening or dark spots, hair changes, and muscle weakness. 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 plaquenil 200 mg Common Plaquenil side effects a study from FDA data., Plaquenil - Side Effects, Uses, Dosage, Overdose, Pregnancy. Plaquenil indicationsChloroquine resistant malaria areasPlaquenil hives treatment 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. Hydroxychloroquine Side-effects, uses, time to work. Hydroxychloroquine Plaquenil. Plaquenil Side Effects - GoodRx. Serious side effects and their symptoms can include the following blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or bruising. Jan 01, 2020 One Plaquenil tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take Plaquenil with a meal or a glass of milk. Malaria. Prophylaxis Adults 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area. Make sure you meet with your doctor in using Plaquenil to avoid unwanted potential side effects. Every medicine has a propensity to cause unwanted effects along with its desired effects. Although these side effects may occur only in a handful of patients but if they do occur, contact your physician immediately.