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 hair loss treatment Hydroxychloroquine copay assistance program Chloroquine injection in pregnancy Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. Ond, this is a med with known side effects for eyesight. You should have been having eye checkups for Plaquenil at minimum of every year. Here is a quick site to help you check Check Your Eyes, but you really need to see a ophthalmologist not optometrist ASAP. Make sure to tell them you are taking Plaquenil so they do the appropriate tests. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. 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. Side effects of discontinuing plaquenil Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Had to stop taking Plaquenil - The avgerage dosage a person takes of plaquenilPlaquenil liverPlaquenil maculopathy oct of maculaPlaquenil consumer medicine information If you arent already, split your doses up and take it with food. It may help your stomach issues. Im glad you are not stopping the plaq. Also, after a few weeks of being on it again your stomach issues may go away. This is a common side effect but usually subsides once your body adjusts to the medication. xoxox Stopping plaquenil. DailyStrength. Long-Term Side Effects of Plaquenil for Rheumatoid.. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Plaquenil is a 6-weeker as far as the benefits are concerned, but it would be more dangerous to stop if you spend a lot of time outside and if this were the summer. If you're gonna experiment, I went off it cold turkey as it didn't hurt to do it that way, but you better get back on before the summer or you could experience a flare-up. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells.