Demeclocycline hydrochloride, USP is indicated in the treatment of infections caused by
susceptible strains of the designated microorganisms in the conditions below:
Rocky Mountain spotted fever, typhus fever and the typhus group, Q fever, rickettsialpox, and tick fevers caused by rickettsiae;
Respiratory tract infections caused by Mycoplasma pneumoniae, Lymphogranuloma venereum due to Chlamydia trachomatis, Psittacosis (Ornithosis) due to Chlamydia psittaci, Trachoma due to Chlamydia trachomatis, Inclusion conjunctivitis caused by Chlamydia trachomatis, Nongonococcal urethritis in adults caused by Ureaplasma urealyticum or Chlamydia
trachomatis, Relapsing fever due to Borrelia recurrentis, Chancroid caused by Haemophilus ducreyi, Plague due to Yersinia pestis, Tularemia due to Francisella tularensis, etc.