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. Cellulitis of leg and plaquenil Medication likely administered with chloroquine Plaquenil lichen sclerosus Signs of plaquenil overdose Jul 21, 2017 Nitrofurantoin Macrobid, Macrodantin, others and ethambutol Myambutol can cause lung damage. Anti-inflammatory drugs. Certain anti-inflammatory drugs, such as rituximab Rituxan or sulfasalazine Azulfidine, can cause lung damage. Medical conditions. Lung damage can also result from autoimmune diseases such as Rheumatoid arthritis; Scleroderma If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. Hallucinations, seizures, and hearing loss are among the serious side effects of Plaquenil. This eMedTV Web page provides a more in-depth list of potentially dangerous reactions and explains when to report such problems to your doctor. 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. Can plaquenil cause lung problems Plaquenil Hydroxychloroquine - Side Effects, Dosage., Plaquenil Side Effects on Your Eyes and Vision Plaquenil coffeeAao 2016 plaquenilHydroxychloroquine renal toxicity Lupus can cause disease of the skin, heart, lungs, kidneys, joints, and nervous system. When only the skin is involved, the condition is called discoid lupus. When internal organs are involved, the condition is called systemic lupus erythematosus SLE. HYDROXYCHLOROQUINE - ORAL Plaquenil side effects, medical.. When to Report Reactions to Plaquenil. Long-Term Side Effects of Plaquenil for Rheumatoid Arthritis.. 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. Breathing difficulty 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 Enbrel, and have Primary pulmonary hypertension Although it is very nonspecific and not appropriate for screening in the doctor’s office, you can use the Amsler Grid at home to help detect early problems. Ideal body weight Plaquenil dosing calculations are reprinted with permission from The Lupus Encyclopedia A Comprehensive Guide for Patients and Families, by Donald E. Thomas, published.