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Nifurtimox is an antiprotozoal drug used to treat infections caused by the parasite Trypanosoma cruzi. This parasite is the cause of Chagas disease, a tropical illness endemic in Central and South America. Chagas disease is transmitted to humans through the feces of infected reduviid bugs, commonly known as "kissing bugs".1234

The acute phase of Chagas disease may present with mild symptoms like fever or swelling, or it can be asymptomatic. However, it can progress to a chronic stage years later, characterized by serious cardiac and gastrointestinal complications. Nifurtimox works by producing oxygen forms that are lethal to the parasite. While effective for acute infections, there is no effective treatment for chronic Chagas disease. Prevention focuses on controlling the insect carriers and screening blood donations.412

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