All the following statements are true regarding beta-lactams except
Among carbapenems, Imipenem should always be given with cilastatin to prevent renal failure and convulsions. No need to give mero and doripenem with cilastatin.Cross-resistance is not seen with aztreonam among beta-lactams.Methicillin is inactivated by gastric acid so administered parenterally.Ref: Katzung 3rd ed; pg 781
Imipenem should be given with cilastatin
Meropenem should be given with cilastatin
Aztreonam doesn't show cross resistance with cephalexin
Methicillin is given by parenteral route
Antibiotics