It comes as a tablet to take by mouth, with food.Dosage & When it is to be takenPO: 400mg/day for 4 -6 weeks. For maintenance: 200mg/day.When it is not to be taken (Contraindications)Contraindicated in patients with eye defects, known hypersensitivity, prolonged use in children. Drug Name : Hydroxychloroquine This medication is an antimalarial agent, prescribed for malaria, rheumatoid arthritis, and lupus erythematous. More info about Hydroxychloroquine Trade Names/Brand Names of Hydroxychloroquine India : QYN | O X C Q | Hydroquin | Zhquine | Rutor | RHQ | HQTOR | Orthokind More info International : Plaquenil