Chloroquine has been extensively used in mass drug administrations, which may have contributed to the emergence and spread of resistance. It is recommended to check if chloroquine is still effective in the region prior to using it. Taking methotrexate and plaquenil Malaria proguanil and chloroquine Chloroquine phosphate tablet ip 250 mg Sulfasalazine and plaquenil Common side effects may include diarrhea, vomiting, stomach cramps; headache; changes in hair or skin color; temporary hair loss; or. mild muscle weakness. Chloroquine-Resistant Malaria Chloroquine phosphate tablets are not effective against Chloroquine-or hydroxyChloroquine-resistant strains of Plasmodium species see CLINICAL PHARMACOLOGY, Microbiology. Chloroquine resistance is widespread in P. falciparum and is reported in P. vivax. Before using Chloroquine for prophylaxis, it should be. Side Effects of Chloroquine. Like many older medications, limited information about the potential side effects of chloroquine is available. Some of the possible reactions to this prescription medication include vomiting, loss of appetite, and headaches. In most cases, people can take this medication without problems. The Centers for Disease Control and Prevention recommend against treatment of malaria with chloroquine alone due to more effective combinations. In areas where resistance is present, other antimalarials, such as mefloquine or atovaquone, may be used instead. Chloroquine malaria side effects Chloroquine vs Hydroxychloroquine Comparison -, Chloroquine - FDA prescribing information, side effects. Plaquenil can they be cut in halfPlaquenil and taste budsPlaquenil and astChloroquine or mefloquine resistance malariaPlaquenil and tylenol pm The most commonly reported side effects include diarrhea, stomach cramps, and nausea. Interested in a Discount on Chloroquine? Our free DiscountRx savings card can help you and your family save money on your prescriptions. Chloroquine - Malaria Home Page. Side Effects of Chloroquine - Malaria Home Page. Chloroquine - Wikipedia. Chloroquine needs to be taken 1-2 weeks before traveling to an area with malaria, compared to some alternatives that can be taken 1-2 days before. chloroquine is only effective against malaria from certain areas of the world. chloroquine may worsen psoriasis, seizures, hearing problems, and liver conditions. For treatment of acute attacks of malaria in adults, one dose is usually taken right away, followed by half the dose 6 to 8 hours later and then half the dose once a day for the next 2 days. For prevention and treatment of malaria in infants and children, the amount of chloroquine phosphate is based on the child's weight. Some side effects of chloroquine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.