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  2. History of penicillin - Wikipedia

    en.wikipedia.org/wiki/History_of_penicillin

    The problem was sloppy hygiene practices by health care workers, poor medical practices like prophylactic use of antibiotics, and slipshod administrative practices, such as taking babies from their mothers to large hospital nurseries where they could infect each other. [226] Antibiotic-resistant infections were reported in Australia in 1952. [226]

  3. Analgesic - Wikipedia

    en.wikipedia.org/wiki/Analgesic

    An analgesic drug, also called simply an analgesic, antalgic, pain reliever, or painkiller, is any member of the group of drugs used for pain management.Analgesics are conceptually distinct from anesthetics, which temporarily reduce, and in some instances eliminate, sensation, although analgesia and anesthesia are neurophysiologically overlapping and thus various drugs have both analgesic and ...

  4. Penicillin - Wikipedia

    en.wikipedia.org/wiki/Penicillin

    Other named constituents of natural Penicillium, such as penicillin A, were subsequently found not to have antibiotic activity and are not chemically related to antibiotic penicillins. [8] The precise constitution of the penicillin extracted depends on the species of Penicillium mould used and on the nutrient media used to culture the mould. [8]

  5. Antibiotic - Wikipedia

    en.wikipedia.org/wiki/Antibiotic

    An antibiotic is a type of antimicrobial substance active against bacteria. It is the most important type of antibacterial agent for fighting bacterial infections, and antibiotic medications are widely used in the treatment and prevention of such infections. [1] [2] They may either kill or inhibit the growth of bacteria.

  6. List of antibiotics - Wikipedia

    en.wikipedia.org/wiki/List_of_antibiotics

    The following is a list of antibiotics. The highest division between antibiotics is bactericidal and bacteriostatic. Bactericidals kill bacteria directly, whereas ...

  7. Timeline of antibiotics - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_antibiotics

    1942 – gramicidin S, the first peptide antibiotic; 1942 – sulfadimidine; 1943 – sulfamerazine; 1944 – streptomycin, the first aminoglycoside [2] 1947 – sulfadiazine; 1948 – chlortetracycline, the first tetracycline; 1949 – chloramphenicol, the first amphenicol [2] 1949 – neomycin; 1950 – oxytetracycline; 1950 – penicillin G ...

  8. Tetracycline antibiotics - Wikipedia

    en.wikipedia.org/wiki/Tetracycline_antibiotics

    Inactivation is the rarest type of resistance, [32] where NADPH-dependent oxidoreductase, a class of antibiotic destructase, modifies the tetracycline antibiotic at their oxidative soft spot leading to an inactivation of the tetracycline antibiotic. For example, the oxireductase makes a modification on the C11a site of oxytetracycline.

  9. List of β-lactam antibiotics - Wikipedia

    en.wikipedia.org/wiki/List_of_β-lactam_antibiotics

    This is a list of common β-lactam antibiotics—both administered drugs and those not in clinical use—organized by structural class. Antibiotics are listed alphabetically within their class or subclass by their nonproprietary name. If an antibiotic is a combination drug, both ingredients will be listed.