https://www.genericcures.com/p....roduct/hydroxychloro
Hydroxychloroquine 200 mg is used to treat autoimmune disorders like systemic lupus erythematosus (SLE) and rheumatoid arthritis. The typical dosage is 200-400 mg daily, taken orally after meals. Common side effects include stomach pain, nausea, vomiting, diarrhea, loss of appetite, and headache.