They are written by UK doctors and based on research evidence, UK and European Guidelines. You may find the Malaria article more useful, or one of our other health articles. Hydroxychloroquine vs plaquenil Take plaquenil with vitamins Chloroquine is the generic form of the brand-name prescription medicine Aralen, which is used to prevent and treat malaria — a mosquito-borne disease caused by a parasite — and to treat amebiasis, an infection of the intestines caused by a parasite. Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter the body through these mosquito bites, and then live in body tissues such as red blood cells or the liver. It's highly unlikely that he got newly infected while in the US. What is occurring is a reactivation of dormant malaria hypnozoites in the liver that this dude got while in Honduras. As such this is plasmodium vivax/ovale. What probably happened was that this patient was treated with chloroquine when he was initially infected. -This drug eradicates any hypnozoites that may be dormant in the liver and, thus, prevent relapses. Manufacturer Recommendations: 15 mg base (26.3 mg salt) orally once a day for 14 days Comments: -Recommended only for the radical cure of vivax malaria, the prevention of relapse in vivax malaria, or after the end of chloroquine phosphate suppressive therapy in vivax malaria-endemic area -Should be given with chloroquine phosphate (destroys erythrocytic parasites and stops attack) to destroy exoerythrocytic parasites Use: For the radical cure (prevention of relapse) of malaria due to Plasmodium vivax US CDC Recommendations: 30 mg base (52.6 mg salt) orally once a day for 14 days -Alternate regimen: 45 mg base (78.9 mg salt) orally once a week for 8 weeks Comments: -For the radical cure of malaria due to P vivax or P ovale -Since this drug usually is not active against asexual erythrocytic forms of plasmodia, it should be administered with other appropriate antimalarial agents. Chloroquine dormant Primaquine - Wikipedia, Chloroquine Oral Uses, Side Effects, Interactions, Pictures. Hydro chloroquineWhat can you take instead of plaquenil Nov 25, 2019 Chloroquine is an anti-malaria medicine that works by interfering with the growth of parasites in the red blood cells of the human body. Parasites that cause malaria typically enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Chloroquine Uses, Side Effects & Warnings -. NBME 24 Answers Block 4 #41 = A 30-year-old man who is a migrant.. UpToDate. Some researchers have sug- gested that chloroquine-sensitive P. falciparum is returning in parts of Africa due to the discontinuation of the widespread use of chloroquine in the early 1990s, which may have resulted in the parasiteâ s reversal to a Â hloroquine-sensitive c state Schlagenhauf et al. 2019. A severe eye problem has happened with chloroquine. This may lead to lasting eyesight problems. The risk may be higher if you have some types of eye or kidney problems. The risk may also be higher with some doses of chloroquine, if you use chloroquine for longer than 5 years. Usual Adult Dose for Malaria Prophylaxis. 500 mg chloroquine phosphate 300 mg base orally on the same day each week Comments -If possible, suppressive therapy should start 2 weeks prior to exposure; if unable to start 2 weeks before exposure, an initial loading dose of 1 g chloroquine phosphate.