... the clinical diagnosis, but no safe assumption can bemade as to its sensitivity to any oneantimicrobial, e.g. tuberculosis.3. The infecting organism is not identified by the clinical ... killing effect of a bactericidal drug.Such mutual antagonism of antimicrobials may beclinically important, but the matter is complexbecause of the multiple and changing factors ... therapy should be switched to the oralroute whenever possible once the patient hasimproved clinically and as long as they are ableto absorb the drug i.e. not with vomiting,...