<prompt> Due to epidemiological reasons chemoprophylaxis is most impractical in the control of:MeaslesCholeraDiphtheriaTuberculosis  <response>: Ans. d Tuberculosis. Ref. Park, Textbook of PSM, 17th ed., 100INDICATIONS FOR CHEMOPROPHYLAXIS DiseaseChemoprophylaxis1.Bacterial conjunctivitisErythromycin ointment2.DiphtheriaErythromycin and 1st dose vaccine3.InfluenzaAmantadine4.MalariaChloroquine 300 mgwkProguanil 200 mgwkMefloquine 250 mgwkDoxycycline 100 mgday5.Meningococcal meningitisSulphadiazine6.PlagueTetracycline7.CholeraTetracycline or furazolidine 