Microbiology
A drug that is toxic to a wide variety of bacterial types, commonly including both Gram-positive and Gram-negative species.
A compound engineered to attack only a single known bacterial strain identified through sequencing, used exclusively for tailored therapy against that single isolate in every clinical scenario.
An agent that is safe for human use with no activity against bacteria but useful as an anti-inflammatory adjunct in infection treatment because it reduces host symptoms.
A substance that indiscriminately dissolves bacterial membranes of all microbial life including fungi and viruses, used as a universal antimicrobial sterilant.