Q 1:
You are taking your family on a safari in Africa. Everyone has received hepatitis A and typhoid
immunization. Your husband is worried about “catching malaria” and asks how you are planning
to prevent this.
Of the following, the BEST chemoprophylaxis to use for malaria is
A. atovaquone
B. chloroquine
C. dapsone
D. mefloquine
E. no prophylactic medications
Answer
D
Chloroquine-resistant malaria (due to Plasmodium falciparum) is common throughout Africa,
requiring the use of other medications, such as mefloquine, doxycycline, or atovaquoneproguanil,
for chemoprophylaxis. Mefloquine is taken once weekly starting 1 week prior to travel,
once weekly while traveling, and for 4 weeks after the travel has concluded.
Answer
D
Chloroquine-resistant malaria (due to Plasmodium falciparum) is common throughout Africa,
requiring the use of other medications, such as mefloquine, doxycycline, or atovaquoneproguanil,
for chemoprophylaxis. Mefloquine is taken once weekly starting 1 week prior to travel,
once weekly while traveling, and for 4 weeks after the travel has concluded.
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