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. Night swets plaquenil Plaquenil side effects hair loss My heart rate dropped suddenly, to my knowledge overnight when I woke up one morning and passed out after 3-4 minutes due to a combination of low heart rate and low bp. But too tell you the truth I had been feeling sick low energy, achey, just an unwell feeling overall for a few months before this happened. In rare cases, Plaquenil can cause cardiomyopathy, a chronic disease of the heart muscle. If you're taking Plaquenil for an autoimmune condition, your symptoms should begin to improve after a few. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. 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. Plaquenil increased heart rate Will you have Heart rate increased with Plaquenil - eHealthMe, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Chloroquine antigen presentation Nov 11, 2008 Normally, toward the end of my work day, I get those symptoms every day, but yesterday after second day on increased plaquenil, had barely any of it whatsoever. And last week when I increased the plaquenil for two days, same thing. by the second day, wasn't having those things happen. Increasing plaquenil, having problems. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. There is no Heart failure reported by people who take Plaquenil yet. This review analyzes which people have Heart failure with Plaquenil. It is created by eHealthMe based on reports from Food and Drug Administration FDA, and is updated regularly. eHealthMe has been monitoring drugs since 2008. 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 the relationship between an irregular and fast heart rate and lupus? Irregular and Fast Heart Rate and Lupus What Causes It? People with lupus are at an increased risk of heart attack. Some studies show their heart attack risk is up to ten times higher than that of the general population.