This medication is commonly used for the treatment of malaria as it effectively kills the parasites that cause the infection It can also be used as a preventive measure The drug functions by raising the levels of a specific substance in the blood that is toxic to malaria parasites which leads to their elimination and stops the infection from spreading To minimize the chance of experiencing stomach discomfort it is recommended to take this medication with food It is crucial to complete the full treatment course as prescribed and not to skip any doses If you have diabetes or notice any blurred vision it is important to inform your doctor Additionally longterm use of this medication may require regular monitoring of blood cell counts