QUESTION: Is there Malaria in Brazil? If so, what pills do I need to take? ANSWER: Yes, there is malaria in many parts of Brazil, and more than one type: about 75% of cases in Brazil are caused by Plasmodium vivax, whereas the rest are from infections with P. falciparum, the more acute and dangerous species of malaria. Brazil does have good information as to the distribution of malaria … [Read more...]
Malaria Prevention
Malaria prevention consists of a combination of mosquito avoidance measures and chemoprophylaxis. Although very efficacious, none of the recommended interventions are 100% effective. Mosquito Avoidance Measures Because of the nocturnal feeding habits of Anopheles mosquitoes, malaria transmission occurs primarily between dusk and dawn. Contact with mosquitoes can be reduced by … [Read more...]
Malaria Prevention and Control
Malaria Prevention Prevention of malaria can aim at either: preventing infection, by avoiding bites by parasite-carrying mosquitoes, or preventing disease, by using antimalarial drugs prophylactically. The drugs do not prevent initial infection through a mosquito bite, but they prevent the development of malaria parasites in the blood, which are the forms that cause disease. This type of … [Read more...]