HISTORY OF ANTIBIOTICS

SNO.	ANTIBIOTICS	YEAR OF DISCOVERY OR MARKETED	YEAR OF RESISTANCE IDENTIFIED
1.	Penicillin discovered	1928	1943
2.	Sulphonamide (prontosil)	1932	1942
3.	Gramicidin	1939	NO DATA
4.	Penicillin introduced in market	1942	1943
5.	Streptomycin discovered	1943	1947
6.	Bacitracin discovered	1943	1949
7.	Tetracycline discovered	1945	1953
8.	Cephalosporin discovered	1945	1966
9.	Chloramphenicol discovered	1947	1948
10.	Chlortetracycline discovered	1947	1953
11.	Tetracycline introduced in market	1948	1953
12.	Neomycin discovered	1949	1951
13.	Oxytetracycline discovered	1950	1953
14.	Erythromycin discovered	1952	1953
15.	Cycloserine introduced	1955	1965
16.	Vancomycin discovered	1956	1997
17.	Kanamycin discovered	1957	1968
18.	Methicillin introduced in market	1960	1961
19.	Ampicillin introduced in market	1961	1974
20.	Spectinomycin introduced	1961	1973
21.	Quinolones discovered and introduced in market	1962	1966
22.	Gentamicin discovered	1963	1970
23.	Cephalosporins introduced in market	1964	1966
24.	Doxycycline introduced in market	1966
25.	Linezolide discovered but not introduce in clinical practice	1970	2000
26.	Carbapenems	1976	1985
27.	Fluorinated quinolones introduced	1980	1990
28.	Quinupristin/dalfopristin	1999	2000
29.	Linezolide introduced in clinical practice	2000	2000
30.	Cyclic lipopeptides (daptomycin)	2003	2005
31.	Tigecycline	2005	NO DATA
32.	Ceftobiprole	2008	NO DATA