I took the drug as a treatment for sarcoidosis and one of the side effects is a reduction in white blood cells, which is what has happened to me. Plaquenil is used in the treatment of sarcoidosis but its main use is in the treatment of malaria. Plaquenil heart Plaquenil side effects back pain Chloroquine in chikungunya Take plaquenil with food Saturday was a week since I stopped taking Plaquenil, aka Hydroxychloroquine, per my doctor's instructions, and I think I am going through some form of withdrawal. I took the drug as a treatment for sarcoidosis and one of the side effects is a reduction in white blood cells, which is what has happened to me. Plaquenil Your infection may not clear up if you stop using the medicine too soon. For patients taking hydroxychloroquine to prevent malaria Your doctor may want you to start taking this medicine 1 to 2 weeks before you travel to an area where there is a chance of getting malaria. If your rheumatoid arthritis symptoms do not improve, or if they worsen, stop taking the drug and call your doctor. Once you and your doctor are sure the drug works for you, do not stop taking hydroxychloroquine without talking to your doctor. Symptoms of rheumatoid arthritis will return if you stop taking hydroxychloroquine. For the four years that I took the drug, my eye sight never bothered me and bi-annual eye tests revealed no changes. One of the side effects of taking the drug is that it affects eye sight, and eye tests, especially tests need to be done every six months. Ok to stop taking hydroxychloroquine Hydroxychloroquine Side Effects, Dosage, Uses, and More, Hydroxychloroquine Oral Route Proper Use - Mayo Clinic Signs of plaquenil overdoseHydroxychloroquine tests Plaquenil hydroxychloroquine is considered an older DMARD disease modifying anti-rheumatic drug. Plaquenil was actually first classified as an antimalarial drug, but it is also used to treat certain rheumatic and autoimmune conditions which are unrelated to malaria. Generally, Plaquenil is a treatment option as monotherapy used alone for mild rheumatoid arthritis or as combination. Taking Plaquenil for Rheumatoid Arthritis. Hydroxychloroquine MedlinePlus Drug Information. HYDROXYCHLOROQUINE - ORAL Plaquenil side effects.. Taking the medication for the full six months can help you make a decision about continuing it. Does Hydroxychloroquine Have Side Effects? Like all medications, there is the risk of side effects. Fortunately, the problems seen by people taking this medication are usually very mild. Serious side effects are rare. Keep taking hydroxychloroquine as you have been told by your doctor or other health care provider, even if you feel well. Do not take antacids or kaolin within 4 hours of hydroxychloroquine. What do I do if I miss a dose? Take a missed dose as soon as you think about it. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes.