Chloroquine malaria from "Plasmodium vivax", "P. ovale", and "P. malariae", excluding the malaria parasite "Plasmodium falciparum", for it started to develop widespread resistance to it. Chloroquine has been extensively used in mass drug administrations, which may have contributed to the emergence and spread of resistance. It is recommended to check if chloroquine is still effective in the region prior to using it. In areas where resistance is present, other antimalarials, such as mefloquine or atovaquone, may be used instead. The Centers for Disease Control and Prevention recommend against treatment of malaria with chloroquine alone due to more effective combinations. In treatment
This Is What You Came For among artists to 73). "This Is What You Came For" became Rihanna's 25th and Harris's fourth number one on the Hot Dance Club Songs Chart, where it became the first song since 2013's "Wake Me Up" to stay at number one for two weeks. As of October 2016, the single has sold 1.2 million copies in the United States. "This Is What You Came For" debuted at number one on the Scottish Singles Chart, and peaked at number one in Australia, Canada and Ireland. The song also reached the top 10 in Germany, Ireland, New Zealand, Switzerland, Belgium, Denmark, Finland,