Mefloquine the drug's very long half-life, the Centers for Disease Control originally recommended a mefloquine dosage of 250 mg every two weeks; however, this caused an unacceptably high malaria rate in the Peace Corps volunteers who participated in the approval study, so the drug regimen was switched to once a week. The first randomized, controlled trial on a mixed population was performed in 2001. Prophylaxis with mefloquine was compared to prophylaxis with atovaquone-proguanil. Roughly 67% of participants in the mefloquine arm reported greater than or equal to one adverse event, vs 71% in the atovaquone-proguanil arm. In the mefloquine arm, 5%
This Is What You Came For France, Hungary, Italy, the Netherlands, Norway, Portugal and Slovakia. The song has reached the top 10 in all except three of the countries it has charted in. Taylor Swift performed "This is What You Came For" on the piano for the first time live at the United States Grand Prix in Austin, Texas, on 22 October 2016. Swift then performed an acoustic guitar version at the DirecTV Super Saturday Night in Houston, Texas, on 4 February 2017. This Is What You Came For "This Is What You Came For" is a song by Scottish DJ and record producer Calvin Harris,