Add complete media with penicillin/strep, and place in the incubator. Remove the plate from the incubator and look at the well under the microscope. If you see excessive floating cells remove the media and wash once again with warm PBS. If few or no floating cells observed, incubate overnig...
Staph. aureus and Strep. pneumoniae are generally less sensitive to azithromycin as compared with the beta-lactam agents. On the contrary, Haemophilus influenzae is generally more sensitive to azithromycin than to the beta-lactam agents. While azithromycin is generally well tolerated, with occasional...