It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Can i take tamiflu with hydroxychloroquine Hydroxychloroquine annual monitoring Plaquenil caused very vivid nightmares and messed with my sleep. It also gave me horrible 2+ hour long stomach cramps and high doses 400 mg a day made me dizzy. I went down to 200mg and the side effects went away. Druginformer Identified Side Effects Arthralgia, Sleep disorder. Posted By Anonymous in on December 24, 2006 @ am “ Side Effects The Plaquenil causes intestinal upset regardless of how or when I take it. Plaquenil does provide some relief for my aches and pains, so I will not discontinue taking it. Plaquenil is the newest & safest in the class. The drug helps with skin rashes, hair loss, mouth ulcers, joint pain & swelling, fatigue, etc. It takes perhaps 3-4 months to build up & reach full effect. GOOD NEWS hair loss & weight gain are NOT associated with Plaquenil. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Difficulty sleeping side effect of plaquenil Plaquenil Side Effects on Your Eyes and Vision, Hydroxychloroquine Sulfate Sleep. - Side Effect Search Quitting plaquenilPlaquenil and depression and anxiety Plaquenil and Breathing difficulty - from FDA reports Summary 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. Will you have Breathing difficulty with Plaquenil - eHealthMe. Want to know good stuff about plaquenil - HealthBoards. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Sep 13, 2019 Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine Incidence not known. Blistering, peeling, loosening of the skin; blurred vision or other vision changes; chest discomfort, pain, or tightness; cough or hoarseness; dark urine; decreased urination; defective color vision; diarrhea; difficulty breathing 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. Serious side effects and their symptoms can include the following 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.