Begin 1-2 days before travel, daily during travel, and for 7 days after leaving. Chloroquine is an anti-malaria medicine that works by interfering with the growth of parasites in the red blood cells of the human body. Chloroquine sulphate 200mg side effects What does the plaquenil test consist of Chloroquine alone taken weekly is recommended for travelers who cannot use mefloquine or doxycycline, especially pregnant women and children under 15 kg. Travelers who elect to use chloroquine except those with histories of sulfonamide intolerance should be given a treatment dose of FansidarR to be carried during travel. Chloroquine is rapidly and almost completely absorbed from the gastrointestinal tract, and only a small proportion of the administered dose is found in the stools. Approximately 55% of the drug in the plasma is bound to nondiffusible plasma constituents. Excretion of chloroquine is quite slow, but is increased by acidification of the urine. 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, or if you take certain other drugs like tamoxifen. Malaria is common in areas such as Africa, South America, and Southern Asia. Parasites that cause malaria typically enter the body through the bite of a mosquito. Chloroquine weekly Chloroquine - Drugs and Lactation Database LactMed - NCBI., Aralen Chloroquine Uses, Dosage, Side Effects. Does plaquenil reduce painPlaquenil et malariaHydroxychloroquine 200 mg discountsPlaquenil and losing eyelashes What Are Malaria Pills? In this Article In this Article. But chloroquine is rarely used anymore. Begin taking this weekly drug 2 weeks before travel and continue until 4 weeks afterward. What Are Malaria Pills? - WebMD. Chloroquine Indications, Side Effects, Warnings -. Chloroquine Professional Patient Advice -. Chloroquine works best when you take it on a regular schedule. For example, if you are taking it once a week to prevent malaria, it is best to take it on the same day of each week. Make sure that you do not miss any doses. If you have any questions about this, check with your doctor. Likewise, chloroquine is started 1 week prior to departure. Are you able to take medication for 4 weeks after you return? All medications except atovone/proguanil Malarone require you to take them for 4 weeks afterwards to eradicate any malaria parasites that may be hiding in your body. How to use Chloroquine Phosphate. Take this medication by mouth, usually with food to prevent stomach upset, exactly as directed by your doctor. Daily or weekly dosing, dosage amount, and length.