Mefloquine in the geographic region visited. It is typically taken for one to two weeks before entering an area with malaria. Doxycycline and atovaquone/proguanil provide protection within one to two days and may be better tolerated. If a person becomes ill with malaria despite prophylaxis with mefloquine, the use of halofantrine and quinine for treatment may be ineffective. Mefloquine is used as a treatment for chloroquine-sensitive or resistant "Plasmodium falciparum" malaria, and is deemed a reasonable alternative for uncomplicated chloroquine-resistant "Plasmodium vivax" malaria. It is one of several drugs recommended by the United States' Centers for Disease Control and Prevention. It
Wastewater treatment Wastewater treatment Waste water treatment is a process used to convert wastewater into an effluent that can be returned to the water cycle with minimum impact on the environment, or directly reused. The latter is called water reclamation because treated wastewater can then be used for other purposes. The treatment process takes place in a wastewater treatment plant (WWTP), often referred to as a Water Resource Recovery Facility (WRRF) or a sewage treatment plant. Pollutants in municipal wastewater (households and small industries) are removed or broken down. The treatment of wastewater is part of the overarching field of sanitation. Sanitation