Most malaria-endemic areas have high rates of chloroquine resistance. Per the CDC, chloroquine-sensitive areas include: Central America west of the Panama Canal, Haiti, the Dominican Republic, and most of the Middle East. See [CDC malaria information by country] for details
Malaria treatment: 800 mg PO, then 400 mg PO at 6, 24, and 48 hours after initial dose
Malaria prophylaxis: 400 mg PO weekly beginning 1 to 2 weeks prior to travel to malarious area through 4 weeks after departure
Lupus: 200-400mg PO 1-2 times per day
Rheumatoid Arthritis: 200-600mg PO daily
Hydroxychloroquine
Azathioprine
Prednisolone
Prednisone
Allopurinol
Mycophenolate mofetil
Diclofenac
Intravenous immunoglobulin