Tetracyclines are not useful for:: (A) Trichomonas, (B) Chlamydia, (C) Syphilis, (D) Rickettsia
Answer is A. (a)chlamydial non specific urethritis(b)lymphogranulima venereum(c)atupical pneumonia(d)cholera(e)brucellosis(f)plague. (g)Relapsing fever*(h) Rickettsial infections: typhus, rocky mountain fever(i)syphilis ESSENTIALS OF MEDICAL PHARMACOLOGY page no.738