Malaria in pregnant women and infants, and in preschool children where transmission is seasonal. There are a number of medications that can help prevent or interrupt malaria in travelers to places where infection is common. Many of these medications are also used in treatment. In places where "Plasmodium" is resistant to one or more medications, three medications—mefloquine, doxycycline , or the combination of atovaquone/proguanil ("Malarone")—are frequently used for prevention. Doxycycline and the atovaquone/proguanil are better tolerated while mefloquine is taken once a week. Areas of the world with chloroquine sensitive malaria are uncommon. The protective effect does not begin immediately, and
Things Ain't What They Used to Be Be", "Blue Serge" and "Moon Mist". Jazz musician and historian Chris Tyle argues that most likely Mercer Ellington came up with the melody and his father then arranged the song for the band. The song is most often played as an instrumental. Lyrics were written by Ted Persons. Johnny Hodges played it first, in Hollywood on July 3, 1941. Duke Ellington played it for the film "Cabin in the Sky" (1943). Things Ain't What They Used to Be "Things Ain't What They Used to Be" is a 1942 jazz standard with music by Mercer Ellington and lyrics by Ted Persons.