Complex sentence: Demeclocycline (marketed as Declomycin, Declostatin and Ledermycin) is a tetracycline antibiotic officially indicated for the treatment of various types of bacterial infections.
Split into simpler sentences: Demeclocycline (marketed as Declomycin, Declostatin and Ledermycin) is a tetracycline antibiotic. It is officially indicated for the treatment of various types of bacterial infections.