| 1 | The cheap antimalarial chloroquine has been the drug of choice for most developing nations over the past half century. | |
| 2 | They were treated with either chloroquine or a combination of sulfadoxine and pryrimethamine. | |
| 3 | Most of the villagers had been given the drug chloroquine - a drug closely related to ciprofloxacin - to prevent and treat malaria. | |
| 4 | They gave each woman either chloroquine, SP, amodiaquine, or a combination of amodiaquine and SP, and then assessed the women for 28 days. | |
| 5 | Malawi was the first country in Africa to withdraw chloroquine from use 12 years ago as it no longer worked against most malaria cases. |