Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Hydroxychloroquine sulfate 200 mg buy Rheumatoid arthritis guidelines hydroxychloroquine Hydroxychloroquine sun skin Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, 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 lupus, rheumatoid arthritis, and others. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Nausea, stomach cramps, loss of. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Cramps and plaquenil Plaquenil and Muscle cramps by duration, gender and age., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Sickle cell disease guidelines hydroxychloroquineCost of aralenHydroxychloroquine warts I've been on Plaquenil for almost 2 wks now and I'm also taking Prednisone, could one of these be causing my extreme stomach cramps? 2 nights ago, I had a cheeseburger and mac and cheese and I thought I was going to die about 1 in the morning. I ended up throwing up once and then I had diarrhea for a bit and then it passed once my system cleared. Plaquenil and stomach issues." Lupus Community.. Plaquenil Oral Uses, Side Effects, Interactions.. Plaquenil side effects - kidney problems? - Symptoms - Life.. 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. 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. Plaquenil “ Side Effects Dizzy, upset stomach, back pain and side pain, abdominal cramps, leg cramps, rapid heart rate, anxiety and body felt covered in bruises Before taking Plaquenil my only symptom.