ampicillin
- n semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)
- Already, more than 90% of some bacteria species in Asia have developed strong immunity to frequently administered antibiotics such as penicillin and ampicillin, according to the .
- There were five deaths among 129 patients on ampicillin alone, but 13 among the 111 who got all three drugs.
- Within days, an investigative team had discovered an upsetting but valuable fact: the bacterium was resistant to the antibiotics ampicillin, carbenicillin and tetracycline.