Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Chloroquine chemical name Dizziness and plaquenil Some side effects 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. Nov 18, 2013 hi I have taken Plaquenil since 1995 i was diagnosed with Lupus sle i have never had that side effect. though i do know that if you take too much fiber you will get constipation so i cut down on the fiber and drank juice & ground flax seed.& i take flexeril at night. you all are in my prayers good luck. hopefull you will ask the Most side effects will go away when your body gets used to the medicine. Tell your doctor if you have these side effects. A lower dose may stop them. Do not lower the dose on your own. Plaquenil stays in your body for about 3 months. If you must stop it, it will take a while for the side effects to go away. 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 too much plaquenil Plaquenil Overdose - Antibiotics Home Page, Bad Side Effects of Plaquenil - Will hydroxychloroquine make my cheeks flushLow-dose hydroxychloroquine in treatment of porphyriaIncidence of adverse affects from chloroquineHydroxychloroquine testsDoes hearing loss from plaquenil come back Note that chloroquine is not used frequently in the United States and has been replaced by the use of hydroxychloroquine because the latter has fewer side effects. The Plaquenil Problem “Plaquenil toxicity is very distinctive,” said Michael F. Marmor, MD, professor of ophthalmology at Stanford University. Dr. Rx Side Effects New Plaquenil Guidelines and More - American.. Lupus Medicines Hydroxychloroquine - Brigham and Women's Hospital. What are the side effects of using hydroxychloroquine Plaquenil and.. Oct 22, 2019 What are some other side effects of Plaquenil? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. When cut, too much of the drug can be released at once and cause a reaction or side effects. When prescribed 300 mg. daily, you should alternate one tablet one day with two the next. I've been on Plaquenil for almost four years now and it's helped me a lot.