Antiparasitic Agents Flashcards
Chloroquine MOA
Prevents polymerization of heme
Chloroquine SE
pruritis
Where are chloroquine susceptible P. falciparum found?
Central America, Caribbean, Middle East
Mefloquine Indication
Prophylaxis and treatment of all forms of malaria (including chloroquine resistant p. fal)
Mefloquine SE
Neuropsychiatric toxicity (black box warning)
Malarone (Atovaquone + Proguanil) MOA
Inhibits parasite mitochondrial electron transport
Malarone (Atovaquone + Proguanil) Indications
Better tolerated than mefloquine for prophylaxis
Doxycycline MOA
Protein syntesis inhibition
Doxycycline Indication
DOC for prophylaxis against mefloquine-resistant p. fal
Doxycycline SE
Dental issues (DO NOT give to pregnant or children)
Quine and Quinidine Indication
Severe disease with chloroquine resistant p. fal
Must use with 2nd agent (doxycycline)
Quinine and Quinidine SE
Cinchonism (headache, nausea, visual disturbance, tinnitus, dizzy)
What is safe in pregnant?
Quinine
Primaquine Indication
Exoerythrocytic forms of vivax and ovale
Primaquine Contraindications
G6PD deficiency > hemolysis
Artemisinin MOA
production of toxic free radicals in parasite food vacuole