eg of beta lactam antibiotics

Question 1

natural penicillin is produced by

Answer 1

mold Penicillium. Eg penicillin G

Question 2

2 semisynthetic penicilins

Answer 2

methicillium is beta lactamase resisitant, ampicillin has an amino group (+ive charge) added to help overcome OM of gram -ive

Question 3

cephalosporin isolated from

Answer 3

mold called cephalosporium