<prompt> Answer this question truthfullyWhich non-gram positive cocci are covered by 2nd generation Cephalosporins, in addition to 1st generation PEcK and HENS?  <response>: <reason> Non-gram positive cocci coverage of 2nd generation Cephalosporins includes Haemophilus influenzae, Enterobacter aerogenes, Neisseria spp., and Serratia marcescens in addition to 1st generation PEcK and HENS. 