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
Alternative treatments used for the common cold Alternative treatments used for the common cold Alternative treatments used for the common cold include numerous home remedies and alternative medicines. Scientific research regarding the efficacy of each treatment is generally nonexistent or inconclusive. Current best evidence indicates prevention, including hand washing and neatness, and management of symptoms. Many believe that cold temperature can cause and therefore prevention of exposure to cold temperature can prevent the common cold. Evidence does not support this association. Vitamin C was identified in the early part of the previous century and there was much interest in its possible effects on various infections including the