Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Chloroquine resistance prophylaxis Could hydroxychloroquine become toxic In general, brain fog lingers between several days and several weeks. You can do things to reduce the duration of brain fog. How long brain fog lasts depends largely on things that are under your control. This means, of course, that you can reduce the symptoms of brain fog and shorten their duration. Let’s look at how to clear brain fog quickly. Sep 13, 2019 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. Although not all of these side effects may occur, if they do occur. What is Plaquenil Hydroxychloroquine? Plaquenil is most known for its original purpose treating and preventing malaria. Malaria is a disease caused by parasites that can enter the body through a mosquito bite. The essential ingredient, known as quinine, is derived from the bark of the cinchona plant. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Brain fog plaquenil UCTD/ starting Plaquenil -, Plaquenil Side Effects Common, Severe, Long Term - Plaquenil macular holeHydroxychloroquine side effects visionPlaquenil and allergy medication interactions Sep 13, 2019 Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine Hydroxychloroquine Side Effects Common, Severe, Long Term.. Plaquenil Hydroxychloroquine for Lupus - LupusCorner. Plaquenil vs Methotrexate rheumatoid. Jul 26, 2017 Rheumatoid Arthritis May Be Impacting Your Brain Fog The autoimmune disorder has been connected with trouble thinking clearly and remembering tasks. Here are 10 things to keep in mind when using Plaquenil Take it on a regular schedule, meaning at the same time each day. Take Plaquenil EXACTLY as prescribed by your physician. Do not stop taking the medication without first speaking to your doctor. Taking Hydroxychloroquine with food and/or milk can help prevent stomach upset. Sep 28, 2017 Hi Kellie, oh that brain fog, it is the most frustrating thing for Julie, she puts up with the pain, fatigue etc but the brain fog can have her in tears sometimes. As a carer I think it is equally as hard, as we have to find ways of reminding our warriors of something that was said the day before or even an hour before.