They are derived from Penicillium fungi .
There are several enhanced penicillin families which are effective against additional bacteria ; these include the antistaphylococcal penicillins , aminopenicillins and the antipseudomonal penicillins .
families are derived from Penicillium fungi .
There are several enhanced penicillin families which are effective against additional bacteria ; these include the antistaphylococcal penicillins , aminopenicillins and the antipseudomonal penicillins .