Oftentimes, you can reduce your risk for future bruising by making sure you’re getting the right nutrients in your diet. Read on to learn more about common causes, what to watch for, and when to see a doctor. Bruising on shin from plaquenil Lupus medications chloroquine Getting off hydroxychloroquine Nifedipine and hydroxychloroquine Some antacids can make it harder for your body to absorb hydroxychloroquine. What other drugs will affect hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Hydroxychloroquine can cause serious liver or heart problems, especially if you use certain medicines at the same time, including other medicines to treat malaria; What Is Plaquenil? Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form. What Are Side Effects of Plaquenil? Plaquenil is the brand name of hydroxychloroquine, a drug used to prevent or treat malaria. Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. If you’ve recently overdone it at the gym, you may develop bruises around the affected muscles. Intense exercise can leave you with more than just sore muscles. Can plaquenil cause bruising HYDROXYCHLOROQUINE - ORAL Plaquenil side effects., Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses How long does it take for plaquenil to start workingMethotrexate and hydroxychloroquine Plaquenil Hydroxychloroquine belongs to a group of medications known as anti-inflammatories and antimalarials. It is used alone or in combination with other anti-arthritic medications to treat rheumatoid arthritis. It helps to reduce pain, stiffness, and swelling in joints. Plaquenil - Uses, Side Effects, Interactions -. Long-Term Side Effects of Plaquenil for Rheumatoid.. Skin Pigmentation with Hydroxychloroquine Plaquenil.. Increased tendency to bruise is found among people who take Plaquenil, especially for people who are female, 50-59 old, have been taking the drug for 6 - 12 months, also take medication Enbrel, and have Osteoporosis Note This document contains side effect information about hydroxychloroquine. 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. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.