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. Diseases treated with plaquenil Plaquenil and eye exams Feb 19, 2020 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. You can only donate blood 7 days after you discontinue these medications. Newer blood thinners like Fragmin, Eliquis, Pradaxa, Xarelto, and Lovenox are used in people with atrial fibrillation or those with clots in their legs deep venous thrombosis. With these drugs, you will need to wait only 2 days after your last dose to donate. I am on both, and I have been known to run out of plaquenil and missing it makes no difference to my inr. Plaq is thought to have blood thinning aspect, but I THINK that it is an antiplatelet action like aspirin rather than a anticoagulant action like coumadin. Hmm, I will watch this thread with interest to see what others have to say. 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 blood thinner PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION, Medications That May Prevent You From Donating Blood. How long can you stay on plaquenilPlaquenil insomniaDoes plaquenil help lyme diseasePlaquenil side effects hair lossWhat was hydroxychloroquine originally used for Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine Plaquenil. Plaquenil Is Thinning My Blood Lupus Forums at The Lupus Site. Lupus Board Index is plaquenil a blood thinner. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Is plaquenil a blood thinner. Premium Questions. I have been diagnosed with Lichen Planus and am going to be prescrbed Plaquenil after blood work and eye exam. I. What is antiphospholipid syndrome? Antiphospholipid syndrome APS is a systemic autoimmune disease characterized by production of antibodies – antiphospholipid antibodies aPL – that “attack” the person’s own body, resulting in blood clots and/or pregnancy complications. Antiphospholipid-antibody-positive patients also may develop other clinical problems.