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. American academy of ophthalmology hydroxychloroquine screening How does chloroquine prevent malaria Plaquenil and Abdominal pain - from FDA reports Summary Abdominal pain is found among people who take Plaquenil, especially for people who are female, 60+ old, have been taking the drug for 5 - 10 years, also take medication Enbrel, and have Pain. 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. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as. 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. Plaquenil stomach ache Plaquenil and upset stomach lupus, Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria Tab chloroquine priceChloroquine diphosphate structureChloroquine antidote Oct 24, 2013 After just 4 days on Plaquenil, I had severe stomach cramps, no appetite, GERD pain, diarrhea and a migraine. Not sure that the migraine was related but it happened on day 4. After contacting my Rheumatologist, I was told to stop taking the drug. Stomach cramps from Plaquenil - what to do? Lupus Forums at.. Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. Plaquenil and Stomach Pain - Reviews - Treato. Funny you should ask. I am up now because of my last Plaquenil dose. I had a low energy day and stayed home. I forgot to take my Plaquenil 200mg dose earlier so I took it around 10pm. Now I have an upset stomach/very crampy and the related issues that go with it. I should have taken a piece of toast or something small but I ate late 7pm and. Anyone have stomach pain after taking their plaquenil? I took my first dosage on Sunday and my stomach hurt so bad I could hardly stand it. I drank milk but it still hurt. Now I'm scared to take any more. I want to feel better but not at that cost. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes.