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. Is chloroquine sulfonamides Drug treatment of chloroquine resistant malaria Plaquenil-induced macular degeneration Plaquenil pregnancy sjogren's Jul 27, 2017 Breakthrough bleeding is when menstrual bleeding occurs between periods. It can be light spotting or just as heavy as your typical period. This can happen when taking an oral contraceptive. This can become a very frustrating problem for women on the pill, because one of the reasons they may be taking it in the first place is to regulate their cycles. Get emergency medical help if you have signs of an allergic reaction hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina. 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 they may need medical attention. 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 bleeding Plaquenil Uses, Dosage & Side Effects -, Plaquenil, Plaquenil Sulfate, Quineprox hydroxychloroquine. Hydroxychloroquine dosage for malaria preventionPlaquenil tongueHydroxychloroquine loss of appetite 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 -. Plaquenil Side Effects Common, Severe, Long Term -. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Jan 23, 2011 Update-as we all suspected the Rheuma says no need to stop Plaquenil however the gynae's sec said he was adamant when she spoke to him gynae surgeon last Thursday that I should stop-she said he mentioned something about bleeding excessively. He was supposed to call me on Friday but didn't. Unusual bleeding or bruising unusual facial expressions unusual tiredness or weakness yellow eyes or skin Symptoms of overdose. Drowsiness dry mouth increased thirst loss of appetite mood changes no pulse or blood pressure numbness or tingling in the hands, feet, or lips unconsciousness Aug 14, 2017 According to the New Zealand Dermatological Society, Plaquenil can cause abnormalities in blood counts. An abnormally low number of white blood cells can lead to infection, because white blood cells defend the body against bacteria. Low platelet count thrombocytopenia can lead to easy bleeding and bruising.