Knowing what makes your heart race can help you not panic when it happens and know when to call your doctor. Intense emotions can trigger the release of hormones that speed up your heartbeat. Chloroquine 250 mg dosage Treatment of rheumatoid arthritis with methotrexate and hydroxychloroquine Plaquenil prevent antiphosphilipud Rheumatologist gave me injection of prednisone and I started to feel so much better within two days. Also started me on plaquenil. My question is, for months now I've been experiencing heart flutterings that are increasing in frequency. This is in addition to other issues such as hand and foot pain/arthritis. Doctors cannot always pinpoint the cause of heart palpitations. They will need to rule out heart rhythm disorders like tachycardia and other medical conditions like hyperthyroidism. There is typically little risk of complications with heart palpitations unless they’re caused by an underlying heart condition. I experienced heart palpitations & dizziness on another drug, not Plaquenil- actually had the ECG and Holter test last week but they were ordered by my cardiologist my rheumy wrote to them asking to investigate the palpitations. Panic attacks are intense bouts of fear that can last a few minutes. Your body gets ready to face a threat, even if you're not in danger. Does plaquenil cause heart palpitations Plaquenil Hydroxychloroquine - Side Effects, Dosage., How to Stop Heart Palpitations 6 Home Remedies and More What is chloroquine mode of actionPlaquenil dose toxicity Most of the time, they're caused by stress and anxiety, or because you’ve had too much caffeine, nicotine, or alcohol. They can also happen when you’re pregnant. In rare cases, palpitations can be a sign of a more serious heart condition. So, if you have heart palpitations, see your doctor. Heart Palpitations Causes, Treatments, After Eating, Lying Down. Plaquenil and heart flutters anyone? Has anyone else. - NRAS. Will you have Heart palpitations with Plaquenil - eHealthMe. I have been on plaquenil now for 6 weeks. I am starting to notice that I am getting palpitations now and heart racing a lot.anyone ever experience this? If so does it go away after you been on plaquenil for awhile or is it permanent? When I "flare" I seem to have issues with lighting and it causes heart palpitations. My co-workers keep the overhead lights off and I don't seem to be bothered with it as much as I used to. I work close in proximity to the hospital and often thought of going to the ER. But never did. I haven't had any probably in 7-8 months now. Sometimes an irregular heart rhythm, called an arrhythmia, causes palpitations. Atrial fibrillation, or AFib, happens when the heart's upper chambers, called the atria, flutter instead of beating.