New broad-spectrum penicillins.
D000667:Ampicillin / Q000494:pharmacology / Q000627:therapeutic use; D001419:Bacteria / Q000187:drug effects; D005111:Extrachromosomal Inheritance; D006801:Humans; D010403:Penicillin Resistance; D010406:Penicillins / Q000009:adverse effects / Q000031:analogs & derivatives / Q000627:therapeutic use*; D013290:Streptococcal Infections / Q000188:drug therapy
D010406:Penicillins; D000667:Ampicillin