Definition: Streptothricin, also known as streptomycin, is a bacteriostatic antibiotic that was originally developed by the British chemist Sir Frederick William Parnell in 1903. It is used to treat respiratory infections caused by bacteria such as Streptococcus pneumoniae and Streptococcus pyogenes. Streptothricin works by inhibiting the synthesis of enzymes necessary for the growth and replication of certain types of bacteria, thereby reducing their