I am very underweight and do have chronic diarrhea, but gosh, this seems invasive as a first step in trying to figure out . Has anyone had chronic diarrhea/weight loss from Plaquenil? Does plaquenil affect immune system Chloroquine overdose fatal Aralen for malaria Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form. What Are Side Effects of Plaquenil? Common side effects of Plaquenil include. nausea, vomiting, stomach pain or cramps, loss of appetite, weight loss, diarrhea, dizziness, spinning sensation, headache, How to use Plaquenil. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage is also based on weight. Plaq did give me diarrhea, and there are OTC meds like Immodium AD and script meds like Hyoscyamine that can help there. Over time my tummy adjusted to Plaq. I did find that taking it with milk made my tummy troubles worse, but it is recommended to take it with food. My rheumatologist nor the GI doctor have suggested alternate treatments to see if it could be the problem. I know it can be a temporary side effect for some, but I've been on it for a year. Does plaquenil cause diarrhea Plaquenil Side Effects on Your Eyes and Vision, Plaquenil Oral Uses, Side Effects, Interactions. Is plaquenil a anticoagulantsHydroxychloroquine lupus dosagePlaquenil and muscle stiffness Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Plaquenil Uses, Dosage & Side Effects -. Nausea from Plaquenil, etc" Lupus Community - Support Group. Plaquenil and diarrhea - Answers on HealthTap. The more common side effects that can occur with hydroxychloroquine include headache; dizziness; diarrhea; stomach cramps; vomiting; Mild side effects may go away within a few days or a couple of. Summary Diarrhea 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 Pain. This study is created by eHealthMe based on reports of 48,911 people who have side effects when taking Plaquenil from Food and Drug Administration FDA. If a stomachache does occur, it is usually temporary. However, if you experience stomach upset while taking generic hydroxychloroquine, ask your doctor about trying name-brand Plaquenil instead. While these medications contain the same active ingredient, the preparation of generic hydroxychloroquine can sometimes cause stomach irritation.