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
Mefloquine ears. It is therefore not recommended in people with a history of mental health problems or epilepsy. Common side effects include vomiting, diarrhea, headaches, and a rash. It is not recommended in pregnancy unless other options are not available. It should not be used during breast feeding. Mefloquine was developed by the United States Army in the 1970s and came into use in the mid 1980s. It is on the World Health Organization's List of Essential Medicines, the most effective and safe medicines needed in a health system. It is available as a generic medication. The wholesale price in the