It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments. Chloroquine use salmonella resistance Hydroxychloroquine pregnancy lupus Mechanism of action of chloroquine in malaria treatment 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. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. The United States Center for. Side Effects. Drug information provided by IBM Micromedex Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Hydroxychloroquine comes as a tablet to take by mouth. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Hydroxychloroquine sulfate and alcohol Hydroxychloroquine - Side Effects, Dosage, Interactions., Plaquenil Oral Uses, Side Effects, Interactions. Usp grade chloroquine PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. Inactive Ingredients Dibasic Calcium Phosphate, Hydroxypropyl Methylcellulose, Magnesium Stearate, Polyethylene glycol 400, Polysorbate 80, Corn Starch, Titanium Dioxide. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Hydroxychloroquine sulfate C18H28ClN3O5S - PubChem. NOTE This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider. Summary Drug interactions are reported among people who take Prednisone and Hydroxychloroquine sulfate together. This study is created by eHealthMe based on reports of 3,854 people who take Prednisone and Hydroxychloroquine sulfate from Food and Drug Administration FDA, and is updated regularly. Hydroxychloroquine is in a class of drugs called antimalarials. It is used to prevent and treat acute attacks of malaria. It is also used to treat discoid or systemic lupus erythematosus and rheumatoid arthritis in patients whose symptoms have not improved with other treatments.