Chemical formula:
C22H24N2O9
Mechanism of action:
Binds to the 30S subunit of the bacterial ribosome, inhibiting protein synthesis.
Use:
Treats a variety of infections, including acne and certain types of pneumonia.
Side effects:
Gastrointestinal upset, photosensitivity, tooth discoloration in children, and potential toxicity in pregnancy.
Example:
Terramycin is a branded version of this drug.