Used primarily to treat parasitic infections such as African sleeping sickness (caused by Trypanosoma brucei gambiense) and leishmaniasis. Also effective against Pneumocystis jirovecii pneumonia, especially in immunocompromised patients like those with HIV/AIDS. Administered via inhalation, intravenous, or intramuscular routes depending on the condition. Has been explored for potential antiviral and anticancer properties due to its ability to bind to minor groove of DNA and inhibit certain enzymes.