These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Hydroxychloroquine sulphate tablets Plaquenil high blood pressure What is the mechanism of action of chloroquine Why chloroquine start with loading dose SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Serious side effects. blurred vision or other vision changes. ringing in your ears or hearing loss. angioedema, or rapid swelling of your skin. hives. mild or severe bronchospasm that causes trouble breathing. sore throat. unusual bleeding or bruising. blue-black skin color. muscle weakness. hair. Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells anemia. If you notice any other effects, check with your healthcare professional. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Other side effects not listed may also occur in some patients. Plaquenil side effects heart Plaquenil oral Reviews and User Ratings Effectiveness., Hydroxychloroquine Side Effects, Dosage, Uses, and More Can plaquenil cause diarrheaHydroxychloroquine for saleMethotrexate hydroxychloroquine What are some other side effects of Plaquenil? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Not hungry. Plaquenil Indications, Side Effects, Warnings -. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. The silver lining may be that caring for both your heart and your arthritis will keep you eating well, exercising, and tobacco-free, which will help you stay healthier overall. Find out what you can do to lessen hair loss side effects due to taking medications to treat arthritis. Read More. Common Plaquenil side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or. hair loss. Heart rate increased is found among people who take Plaquenil, especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months, also take medication Actemra, and have Osteoporosis. 48,911 people reported to have side effects when taking Plaquenil. Among them, 376 people 0.77% have Heart rate increased.