Malaria in tropical Africa could be controlled in two ways.First,it could be controlled by killing the parasites that cause the illness.If every infected person quickly took malaria medicine,most would be well in a few days.Mosquitoes could not get malaria parasites from healthy individuals,so malaria would not spread.Unfortunately,many people live in far-away villages without access to quick medical care.Another problem is that the ability of quinine(the primary medicine used against malaria) to kill parasites has declined over time.There is hope,however,for new drug combinations.One,called ACT,is being used successfully to treat people who have malaria